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Cheap flights from St. Louis to Baltimore (STL - BWI) from $61

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — BWI
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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The best prices from Lambert-St Louis to Baltimore/Washington are usually found in October or September, booked 15 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

Cheap flight deals from St. Louis to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 16, 2024.

Popular in

March

Cheapest in

October

Round-trip from

$235

One-way from

$119
High demand for flights, 21% potential price rise
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Best time to find cheap flights, 22% potential price drop
Search Deals
From Lambert-St Louis to Baltimore/Washington
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One-way flight from Lambert-St Louis to Baltimore/Washington
Search Deals

What is the cheapest day to fly round-trip from St. Louis to Baltimore?

Departing on a Wednesday is a good option for securing a great price. You can expect to save up to 38% when planning your travel around this day of the week.

How far in advance should I book a flight from St. Louis to Baltimore?

Travelers have found it’s best to book a flight 53 days in advance to save up to 108% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 53 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Baltimore 1-2 weeks in advance for as low as $327, or $462 for flights within the next 24 hours.

What is the cheapest month to fly from St. Louis to Baltimore?

January can be a great time to fly to Baltimore from St. Louis with a flight ticket averaging about $278. Cheapflights users have found deals in the month of January for as cheap as $108. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from St. Louis to Baltimore (STL - BWI)?

It’s typically best to fly out from St. Louis to Baltimore in the evening. Doing so could potentially save you 33% on the flight price compared to flying at noon, which is usually more expensive.

Cheap Spirit Airlines flights from St. Louis to Baltimore

Explore cheap flight options specifically provided by Spirit Airlines for the route between St. Louis and Baltimore. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Find some of the cheapest Spirit Airlines flights traveling from St. Louis to Baltimore. Come back soon if you're not finding the exact deal you're looking for.
Tue 6/410:34 amSTL - BWI
1 stop21h 01mSpirit Airlines
Fri 6/1410:45 pmBWI - STL
1 stop19h 43mSpirit Airlines
Deal found 5/15$147
Tue 6/2511:57 amSTL - BWI
1 stop10h 53mSpirit Airlines
Tue 7/25:45 amBWI - STL
1 stop6h 12mSpirit Airlines
Deal found 5/15$153
Tue 6/1111:57 amSTL - BWI
2 stops10h 54mSpirit Airlines
Thu 6/138:05 amBWI - STL
1 stop12h 17mSpirit Airlines
Deal found 5/15$156
Tue 6/410:34 amSTL - BWI
1 stop21h 01mSpirit Airlines
Wed 6/1210:45 pmBWI - STL
1 stop19h 43mSpirit Airlines
Deal found 5/15$168
Tue 6/2511:57 amSTL - BWI
1 stop10h 53mSpirit Airlines
Tue 7/26:00 amBWI - STL
2 stops9h 23mSpirit Airlines
Deal found 5/15$169
Sat 6/86:22 pmSTL - BWI
1 stop13h 13mSpirit Airlines
Mon 6/105:31 pmBWI - STL
2 stops21h 52mSpirit Airlines
Deal found 5/14$194
Thu 6/66:22 pmSTL - BWI
1 stop13h 13mSpirit Airlines
Sun 6/96:45 amBWI - STL
1 stop10h 47mSpirit Airlines
Deal found 5/14$199
Tue 6/2511:57 amSTL - BWI
2 stops19h 38mSpirit Airlines
Tue 7/26:00 amBWI - STL
2 stops9h 23mSpirit Airlines
Deal found 5/15$204
Sat 6/111:39 amSTL - BWI
1 stop12h 12mSpirit Airlines
Mon 6/32:18 pmBWI - STL
3 stops24h 19mSpirit Airlines
Deal found 5/16$205

Cheap Frontier flights from St. Louis to Baltimore

Explore cheap flight options specifically provided by Frontier for the route between St. Louis and Baltimore. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
To aid your search, here are some of the cheapest Frontier flights we've found from St. Louis to Baltimore. Deals frequently update to provide users with more options.
Sat 5/255:56 pmSTL - BWI
1 stop12h 23mFrontier
Sat 6/18:41 pmBWI - STL
1 stop11h 27mFrontier
Deal found 5/15$137
Thu 5/307:44 pmSTL - BWI
1 stop11h 09mFrontier
Tue 6/48:28 pmBWI - STL
1 stop11h 54mFrontier
Deal found 5/16$145
Thu 5/2311:06 pmSTL - BWI
1 stop11h 27mFrontier
Wed 5/298:53 amBWI - STL
1 stop23h 15mFrontier
Deal found 5/14$148
Thu 9/266:42 pmSTL - BWI
1 stop13h 10mFrontier
Mon 9/301:03 pmBWI - STL
1 stop23h 47mFrontier
Deal found 5/15$149
Sat 6/19:29 pmSTL - BWI
1 stop9h 34mFrontier
Mon 6/39:15 amBWI - STL
1 stop12h 05mFrontier
Deal found 5/16$150
Wed 6/128:02 pmSTL - BWI
1 stop15h 37mFrontier
Sat 6/228:15 pmBWI - STL
1 stop11h 52mFrontier
Deal found 5/15$154
Sun 9/156:42 pmSTL - BWI
1 stop13h 10mFrontier
Fri 9/271:03 pmBWI - STL
1 stop21h 34mFrontier
Deal found 5/16$155
Wed 5/299:10 pmSTL - BWI
1 stop10h 35mFrontier
Fri 5/3112:33 pmBWI - STL
1 stop21h 52mFrontier
Deal found 5/15$158
Sat 6/19:29 pmSTL - BWI
1 stop9h 34mFrontier
Mon 6/31:44 pmBWI - STL
2 stops18h 24mFrontier
Deal found 5/16$162

Cheap St. Louis to Baltimore flights in May & June 2024

Find cheap flight options from St. Louis to Baltimore specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
Check out some of the best flight deals from St. Louis to Baltimore in 2024. More deals are always being added, so be sure to check back regularly.
Tue 6/1111:57 amSTL - BWI
1 stop7h 04mSpirit Airlines
Thu 6/138:05 amBWI - STL
1 stop12h 17mSpirit Airlines
Deal found 5/15$132
Sat 5/255:56 pmSTL - BWI
1 stop12h 23mFrontier
Sat 6/18:41 pmBWI - STL
1 stop11h 27mFrontier
Deal found 5/15$137
Tue 6/410:34 amSTL - BWI
1 stop21h 01mSpirit Airlines
Fri 6/1410:45 pmBWI - STL
1 stop19h 43mSpirit Airlines
Deal found 5/15$147
Thu 5/2311:06 pmSTL - BWI
1 stop11h 27mFrontier
Wed 5/298:53 amBWI - STL
1 stop23h 15mFrontier
Deal found 5/14$148
Tue 6/2511:57 amSTL - BWI
1 stop10h 53mSpirit Airlines
Tue 7/25:45 amBWI - STL
1 stop6h 12mSpirit Airlines
Deal found 5/15$153
Wed 6/128:02 pmSTL - BWI
1 stop15h 37mFrontier
Sat 6/228:15 pmBWI - STL
1 stop11h 52mFrontier
Deal found 5/15$154
Tue 6/1111:57 amSTL - BWI
2 stops10h 54mSpirit Airlines
Thu 6/138:05 amBWI - STL
1 stop12h 17mSpirit Airlines
Deal found 5/15$156
Wed 5/299:10 pmSTL - BWI
1 stop10h 35mFrontier
Fri 5/3112:33 pmBWI - STL
1 stop21h 52mFrontier
Deal found 5/15$158
Tue 6/47:44 pmSTL - BWI
1 stop11h 03mFrontier
Wed 6/57:09 pmBWI - STL
2 stops16h 33mFrontier
Deal found 5/15$164

St. Louis to Baltimore 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Baltimore in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Check out some of the best flight deals from St. Louis to Baltimore in 2024. More deals are always being added, so be sure to check back regularly.
Tue 6/1111:57 amSTL - BWI
1 stop7h 04mSpirit Airlines
Thu 6/138:05 amBWI - STL
1 stop12h 17mSpirit Airlines
Deal found 5/15$132
Sat 5/255:56 pmSTL - BWI
1 stop12h 23mFrontier
Sat 6/18:41 pmBWI - STL
1 stop11h 27mFrontier
Deal found 5/15$137
Tue 6/410:34 amSTL - BWI
1 stop21h 01mSpirit Airlines
Fri 6/1410:45 pmBWI - STL
1 stop19h 43mSpirit Airlines
Deal found 5/15$147
Thu 5/2311:06 pmSTL - BWI
1 stop11h 27mFrontier
Wed 5/298:53 amBWI - STL
1 stop23h 15mFrontier
Deal found 5/14$148
Thu 9/266:42 pmSTL - BWI
1 stop13h 10mFrontier
Mon 9/301:03 pmBWI - STL
1 stop23h 47mFrontier
Deal found 5/15$149
Tue 6/2511:57 amSTL - BWI
1 stop10h 53mSpirit Airlines
Tue 7/25:45 amBWI - STL
1 stop6h 12mSpirit Airlines
Deal found 5/15$153
Wed 6/128:02 pmSTL - BWI
1 stop15h 37mFrontier
Sat 6/228:15 pmBWI - STL
1 stop11h 52mFrontier
Deal found 5/15$154
Tue 6/1111:57 amSTL - BWI
2 stops10h 54mSpirit Airlines
Thu 6/138:05 amBWI - STL
1 stop12h 17mSpirit Airlines
Deal found 5/15$156
Wed 5/299:10 pmSTL - BWI
1 stop10h 35mFrontier
Fri 5/3112:33 pmBWI - STL
1 stop21h 52mFrontier
Deal found 5/15$158

Non-stop flights to Baltimore from St. Louis

Discover non-stop flight options from St. Louis to Baltimore. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
For a quicker trip, book one of these direct flights from St. Louis to Baltimore. Users can also choose from other St. Louis to Baltimore flights by using the search form above.
Wed 5/293:50 pmSTL - BWI
Nonstop2h 05mSouthwest
Fri 5/318:50 pmBWI - STL
Nonstop2h 15mSouthwest
Deal found 5/16$498

St. Louis to Baltimore flights leaving soon

Find last-minute flight options from St. Louis to Baltimore for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Book one of these great deals on flights from St. Louis to Baltimore. To prevent any unwanted surprises, users should verify their flight info before booking.
Sat 5/255:56 pmSTL - BWI
1 stop12h 23mFrontier
Sat 6/18:41 pmBWI - STL
1 stop11h 27mFrontier
Deal found 5/15$137
Thu 5/2311:06 pmSTL - BWI
1 stop11h 27mFrontier
Wed 5/298:53 amBWI - STL
1 stop23h 15mFrontier
Deal found 5/14$148
Fri 5/247:44 pmSTL - BWI
1 stop11h 46mFrontier
Fri 5/3112:33 pmBWI - STL
1 stop21h 52mFrontier
Deal found 5/15$170
Thu 5/2311:06 pmSTL - BWI
1 stop11h 27mFrontier
Tue 5/288:28 pmBWI - STL
1 stop24h 42mFrontier
Deal found 5/15$171
Fri 5/247:44 pmSTL - BWI
1 stop11h 46mFrontier
Tue 5/288:28 pmBWI - STL
1 stop24h 42mFrontier
Deal found 5/15$180
Sat 5/2511:39 amSTL - BWI
1 stop6h 03mMultiple Airlines
Sat 6/18:41 pmBWI - STL
1 stop11h 27mMultiple Airlines
Deal found 5/16$216
Sat 5/2511:39 amSTL - BWI
1 stop12h 12mSpirit Airlines
Sat 6/15:25 pmBWI - STL
2 stops25h 04mSpirit Airlines
Deal found 5/15$232
Sun 5/2611:22 pmSTL - BWI
1 stop11h 11mFrontier
Sat 6/18:41 pmBWI - STL
1 stop11h 27mFrontier
Deal found 5/15$239
Fri 5/247:44 pmSTL - BWI
1 stop11h 46mMultiple Airlines
Mon 5/275:25 pmBWI - STL
1 stop21h 12mMultiple Airlines
Deal found 5/15$242

One-way flights to Baltimore from St. Louis

Search for one-way flight options from St. Louis to Baltimore. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Some of the best available deals we've found on one-way flights from St. Louis to Baltimore. For those needing a return trip from St. Louis, there is a search form available above.
Tue 6/42:35 pmSTL - BWI
1 stop8h 41mSpirit Airlines
Deal found 5/14$61
Tue 6/410:34 amSTL - BWI
2 stops11h 42mSpirit Airlines
Deal found 5/14$70
Sat 5/2511:39 amSTL - BWI
1 stop12h 12mSpirit Airlines
Deal found 5/15$71
Sun 6/27:30 pmSTL - BWI
1 stop14h 40mSpirit Airlines
Deal found 5/15$78
Sat 5/255:56 pmSTL - BWI
1 stop12h 23mFrontier
Deal found 5/14$81
Wed 6/58:02 pmSTL - BWI
1 stop15h 37mFrontier
Deal found 5/14$85
Thu 5/307:44 pmSTL - BWI
1 stop11h 09mFrontier
Deal found 5/16$86
Sat 5/255:56 pmSTL - BWI
1 stop12h 23mFrontier
Deal found 5/16$87
Sat 6/86:22 pmSTL - BWI
1 stop13h 13mSpirit Airlines
Deal found 5/15$88

Find flights from St. Louis to Baltimore within your budget

Customize your flight search to find flights from St. Louis to Baltimore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$145 - $350

Route

Depart

Return

Price

Lambert-St LouisBaltimore/Washington

STL - BWI

STLBWI

Lambert-St Louis

Thu 5/30

1 stop11h 09m

Baltimore/Washington

Tue 6/4

1 stop11h 54m

$145

Lambert-St LouisBaltimore/Washington

STL - BWI

STLBWI

Lambert-St Louis

Tue 6/4

1 stop21h 01m

Baltimore/Washington

Fri 6/14

1 stop19h 43m

$147

Lambert-St LouisBaltimore/Washington

STL - BWI

STLBWI

Lambert-St Louis

Thu 9/26

1 stop13h 10m

Baltimore/Washington

Mon 9/30

1 stop23h 47m

$149

Lambert-St LouisBaltimore/Washington

STL - BWI

STLBWI

Lambert-St Louis

Sat 6/1

1 stop9h 34m

Baltimore/Washington

Mon 6/3

1 stop12h 05m

$150

Lambert-St LouisBaltimore/Washington

STL - BWI

STLBWI

Lambert-St Louis

Tue 6/25

1 stop10h 53m

Baltimore/Washington

Tue 7/2

1 stop6h 12m

$153

Lambert-St LouisBaltimore/Washington

STL - BWI

STLBWI

Lambert-St Louis

Tue 6/11

2 stops10h 54m

Baltimore/Washington

Thu 6/13

1 stop12h 17m

$156

Lambert-St LouisBaltimore/Washington

STL - BWI

STLBWI

Lambert-St Louis

Wed 7/17

1 stop18h 24m

Baltimore/Washington

Tue 7/23

1 stop5h 44m

$172

Lambert-St LouisBaltimore/Washington

STL - BWI

STLBWI

Lambert-St Louis

Wed 6/19

1 stop4h 29m

Baltimore/Washington

Fri 6/28

1 stop4h 47m

$320

Lambert-St LouisBaltimore/Washington

STL - BWI

STLBWI

Lambert-St Louis

Fri 5/31

1 stop4h 33m

Baltimore/Washington

Sun 6/2

1 stop6h 48m

$350

Flights are sorted by cheapest first

Deals found on 5/16

When is the best time to book a flight from St. Louis to Baltimore?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Baltimore. Price data was last updated on May 10, 2024.
Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Baltimore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from St. Louis to Baltimore?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Baltimore. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Baltimore flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Baltimore by month

Plan your trip from St. Louis to Baltimore by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Baltimore is currently $79 while a round-trip flight costs $194. Price data was last updated on May 12, 2024.

Currently, December is the cheapest month in which you can book a flight from St. Louis to Baltimore (average of $238). Flying from St. Louis to Baltimore in July is currently the most expensive (average of $289). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$266

February

$248

March

$258

April

$257

May

$256

June

$288

July

$289

August

$266

September

$241

October

$253

November

$263

December

$238

Temperature and rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated May 16, 2024.
Read reviews from past customers who have flown Spirit Airlines, Frontier and American Airlines from St. Louis to Baltimore. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,040 reviews
Check prices

Food

7.3

Crew

8.7

Entertainment

7.8

Overall

8.2

Comfort

8.1

Boarding

8.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
6,040 reviews
Southwest
8.2
Very good
6,040 reviews
Check prices

Food

7.3

Crew

8.7

Entertainment

7.8

Overall

8.2

Comfort

8.1

Boarding

8.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Delta
8.0
Very good
10,673 reviews
Southwest
8.2
Very good
6,040 reviews
Check prices

Food

7.3

Crew

8.7

Entertainment

7.8

Overall

8.2

Comfort

8.1

Boarding

8.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

United Airlines
7.4
Good
10,924 reviews
Southwest
8.2
Very good
6,040 reviews
Check prices

Food

7.3

Crew

8.7

Entertainment

7.8

Overall

8.2

Comfort

8.1

Boarding

8.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

American Airlines
7.3
Good
14,514 reviews
Southwest
8.2
Very good
6,040 reviews
Check prices

Food

7.3

Crew

8.7

Entertainment

7.8

Overall

8.2

Comfort

8.1

Boarding

8.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Sun Country Air
7.2
Good
630 reviews
Southwest
8.2
Very good
6,040 reviews
Check prices

Food

7.3

Crew

8.7

Entertainment

7.8

Overall

8.2

Comfort

8.1

Boarding

8.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from St. Louis to Baltimore?

    Baltimore/Washington is the airport most travelers will use when flying to Baltimore from Lambert-St Louis. Booking flights from Lambert-St Louis (STL) to Baltimore/Washington (BWI) should be relatively easy as there are 6 daily flights to Baltimore from 5 different airlines. 2h 05m is how long a flight from St. Louis to Baltimore/Washington will take if you book a nonstop flight.

  • Can I find flights from St. Louis to Baltimore for under $200 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Baltimore for under $200. The cheapest flight booked recently is on Frontier for just $145, but on average you can expect to pay $165.

  • Are there nonstop flights from St. Louis to Baltimore for under $500 on Cheapflights?

    Cheapflights has at least 1 direct flight from St. Louis to Baltimore under $500. A good price for a nonstop flight from St. Louis to Baltimore is less than $498.

  • Are there last-minute flights available from St. Louis to Baltimore for under $200?

    There are currently 20+ open flights from St. Louis to Baltimore within the next 7 days for less than $200.

  • What are the cheapest airlines flying from St. Louis to Baltimore round-trip?

    Frontier, at $145, was found to be the cheapest airline from St. Louis to Baltimore. An alternate airline flying to your destination would be Spirit Airlines. Frontier is 58% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from St. Louis to Baltimore one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $61. Users have also found prices from $81 and $123 on Frontier and Sun Country Air, respectively.

  • What are the most popular airlines that fly from St. Louis to Baltimore?

    American Airlines, Delta and Frontier are the most popular airlines when flying from St. Louis to Baltimore.

  • What does STL to BWI mean?

    STL and BWI are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to BWI refers to a flight route from Lambert-St Louis Airport to Baltimore/Washington Airport.

  • Can I find deals for flights from St. Louis to Baltimore that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Baltimore flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Baltimore with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Baltimore flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Baltimore that include hotel bookings?

    Yes. In addition to deals on St. Louis to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Baltimore.

  • Can I find deals for business class flights from St. Louis to Baltimore?

    Yes. Cheapflights offers flight deals from St. Louis to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from St. Louis to Baltimore that allow pets onboard?

    Many airlines flying from St. Louis to Baltimore offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Baltimore?

    Yes, you can often find last-minute deals on St. Louis to Baltimore flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Baltimore flight deals updated?

    The St. Louis to Baltimore flight deals you see on this page were last updated on 5/15.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Baltimore
See prices for flight routes from nearby airports that may be better suited for you.

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Fort Leonard Wood to Baltimore flights
Fort Leonard Wood to Reagan-National flights

Top 5 airlines flying from St. Louis to Baltimore

Discover the top 5 airlines that operate flights from St. Louis to Baltimore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$100Average$176FlexibilityNo cancel feeOn-time62%
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Spirit AirlinesCheapest$140Average$224FlexibilityNo cancel feeOn-time65%
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American AirlinesCheapest$219Average$453FlexibilityNo cancel feeOn-time71%
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United AirlinesCheapest$248Average$360FlexibilityNo cancel feeOn-time69%
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DeltaCheapest$261Average$357FlexibilityNo cancel feeOn-timeN/A
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Search flights from St. Louis to Baltimore by cabin class

Find flights from St. Louis to Baltimore, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from St. Louis to Baltimore

Find hourly flight availability from St. Louis to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 16, 2024.
26%of flight departuresEarly morningMidnight to 6 am
29%of flight departuresMorning6 am to noon
20%of flight departuresAfternoonNoon to 6 pm
25%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from St. Louis to Baltimore

Explore weekly flight availability from St. Louis to Baltimore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 16, 2024.
Sunday6daily flights
Monday7daily flights
Tuesday7daily flights
Wednesday7daily flights
Thursday7daily flights
Friday7daily flights
Saturday3daily flights

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