Cheap flights from Baltimore (BWI) to Idaho from $110

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 9/7. 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.
BWI — BOI
Jun 16 — Jun 231

How far in advance should I book a flight from Baltimore to Idaho?

To save up to 89% on this flight, we recommend booking at least 21 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Baltimore to Idaho from $454 1-2 weeks out and tickets from $717 for flights departing within the next 72 hours.

What is the cheapest month to fly from Baltimore to Idaho?

Flights from Baltimore to Idaho lean towards being more expensive in June. Prices are generally better when you fly from Baltimore to Idaho in January, with the cheapest ticket starting at $316.

What is the cheapest time of day to fly from BWI to ID?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore to Idaho as you normally would.

Cheap Baltimore to Idaho flights in June & July 2024

Find cheap flight options from Baltimore to Idaho specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Prices were last updated on June 11, 2024.
Listed are some of the best fares we've found on flights departing from Baltimore to Idaho in 2024. Check back in a little while for more flight options.
Tue 7/29:38 pmBWI - BOI
1 stop19h 35mSpirit Airlines
Tue 7/166:20 pmBOI - BWI
1 stop12h 00mSpirit Airlines
Deal found 6/9$233
Tue 7/29:38 pmBWI - BOI
1 stop19h 35mSpirit Airlines
Thu 7/47:24 pmBOI - BWI
1 stop17h 05mSpirit Airlines
Deal found 6/9$252
Mon 7/19:28 pmBWI - BOI
1 stop24h 55mSpirit Airlines
Tue 7/99:13 pmBOI - BWI
1 stop14h 22mSpirit Airlines
Deal found 6/9$257
Tue 7/23:19 pmBWI - BOI
1 stop30h 51mSpirit Airlines
Thu 7/47:24 pmBOI - BWI
1 stop17h 05mSpirit Airlines
Deal found 6/11$262
Sat 7/139:29 pmBWI - BOI
1 stop16h 44mSpirit Airlines
Tue 7/166:20 pmBOI - BWI
1 stop12h 00mSpirit Airlines
Deal found 6/10$265
Mon 7/19:28 pmBWI - BOI
1 stop24h 55mSpirit Airlines
Tue 7/99:13 pmBOI - BWI
1 stop14h 22mSpirit Airlines
Deal found 6/11$267
Wed 7/109:50 pmBWI - BOI
1 stop16h 09mSpirit Airlines
Wed 7/177:28 pmBOI - BWI
1 stop15h 57mSpirit Airlines
Deal found 6/10$268
Wed 7/109:50 pmBWI - BOI
1 stop16h 09mSpirit Airlines
Mon 7/158:04 pmBOI - BWI
1 stop10h 35mSpirit Airlines
Deal found 6/11$273
Tue 6/259:38 pmBWI - BOI
1 stop19h 35mSpirit Airlines
Tue 7/99:13 pmBOI - BWI
1 stop14h 22mSpirit Airlines
Deal found 6/11$274

Baltimore to Idaho 2024 flight deals

Discover exclusive flight deals for travel between Baltimore and Idaho in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated June 11, 2024.
Listed are some of the best fares we've found on flights departing from Baltimore to Idaho in 2024. Check back in a little while for more flight options.
Mon 9/166:51 amBWI - BOI
1 stop7h 57mAmerican Airlines
Sat 10/261:39 pmBOI - BWI
1 stop7h 08mAmerican Airlines
Deal found 6/10$212
Wed 9/48:00 amBWI - BOI
1 stop14h 49mSpirit Airlines
Sat 9/149:49 pmBOI - BWI
1 stop7h 09mSpirit Airlines
Deal found 6/11$221
Tue 7/29:38 pmBWI - BOI
1 stop19h 35mSpirit Airlines
Tue 7/166:20 pmBOI - BWI
1 stop12h 00mSpirit Airlines
Deal found 6/9$233
Mon 8/127:02 pmBWI - GEG
1 stop7h 32mDelta
Tue 8/2012:16 pmGEG - BWI
1 stop8h 14mDelta
Deal found 6/11$236
Wed 10/166:15 pmBWI - BOI
1 stop7h 14mDelta
Sat 10/195:40 amBOI - BWI
1 stop5h 50mDelta
Deal found 6/11$236
Wed 9/119:33 amBWI - BOI
2 stops13h 16mSpirit Airlines
Sat 9/289:49 pmBOI - BWI
1 stop7h 09mSpirit Airlines
Deal found 6/10$240
Mon 8/127:03 amBWI - GEG
1 stop8h 21mDelta
Tue 8/203:22 pmGEG - BWI
2 stops11h 25mDelta
Deal found 6/11$241
Sat 10/56:00 amBWI - BOI
2 stops10h 00mDelta
Sat 10/123:25 pmBOI - BWI
1 stop6h 15mDelta
Deal found 6/11$241
Wed 8/148:40 pmBWI - BOI
1 stop16h 24mSpirit Airlines
Wed 8/2111:54 amBOI - BWI
1 stop11h 08mSpirit Airlines
Deal found 6/10$245

Baltimore to Idaho flights leaving soon

Find last-minute flight options from Baltimore to Idaho 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 3,117,830 searches. Data last updated June 11, 2024.
Book one of these great deals on flights from Baltimore to Idaho. To prevent any unwanted surprises, users should verify their flight info before booking.
Tue 6/188:18 amBWI - BOI
3 stops32h 55mSpirit Airlines
Wed 6/199:13 pmBOI - BWI
2 stops24h 41mSpirit Airlines
Deal found 6/10$314
Tue 6/188:18 amBWI - BOI
3 stops32h 55mSpirit Airlines
Wed 6/199:13 pmBOI - BWI
3 stops18h 39mSpirit Airlines
Deal found 6/10$325
Tue 6/188:47 amBWI - BOI
2 stops13h 36mSpirit Airlines
Wed 6/199:13 pmBOI - BWI
2 stops24h 41mSpirit Airlines
Deal found 6/10$338
Tue 6/188:47 amBWI - BOI
2 stops13h 36mSpirit Airlines
Wed 6/199:13 pmBOI - BWI
1 stop9h 41mSpirit Airlines
Deal found 6/10$369
Fri 6/219:28 pmBWI - BOI
1 stop17h 25mSpirit Airlines
Sat 6/229:13 pmBOI - BWI
1 stop8h 57mSpirit Airlines
Deal found 6/10$373
Sun 6/169:28 pmBWI - BOI
1 stop24h 55mMultiple Airlines
Sat 6/295:55 pmBOI - BWI
1 stop15h 16mMultiple Airlines
Deal found 6/10$374
Fri 6/216:39 pmBWI - BOI
2 stops20h 14mSpirit Airlines
Sat 6/229:13 pmBOI - BWI
1 stop8h 57mSpirit Airlines
Deal found 6/10$392
Wed 6/1911:35 amBWI - BOI
1 stop7h 42mMultiple Airlines
Sat 6/229:13 pmBOI - BWI
1 stop8h 57mMultiple Airlines
Deal found 6/10$401
Fri 6/219:47 amBWI - BOI
3 stops29h 06mSpirit Airlines
Sat 6/229:13 pmBOI - BWI
1 stop8h 57mSpirit Airlines
Deal found 6/10$406

One-way flights to Idaho from Baltimore

Search for one-way flight options from Baltimore to Idaho. 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 3,117,830 searches. Data last updated June 11, 2024.
If you're seeking multiple options on one-way flights from Baltimore to Idaho, be sure to check out these deals, which are updated often. Users needing a return flight from Baltimore to Idaho should utilize the search form above.
Sat 9/78:00 amBWI - BOI
1 stop14h 49mSpirit Airlines
Deal found 6/10$110
Tue 9/38:40 pmBWI - BOI
1 stop16h 42mSpirit Airlines
Deal found 6/10$118
Tue 8/67:20 pmBWI - BOI
1 stop18h 53mSpirit Airlines
Deal found 6/11$124
Wed 7/109:50 pmBWI - BOI
1 stop16h 09mSpirit Airlines
Deal found 6/10$126
Tue 9/38:21 pmBWI - BOI
2 stops26h 28mSpirit Airlines
Deal found 6/10$127
Fri 8/238:40 pmBWI - BOI
1 stop16h 24mSpirit Airlines
Deal found 6/10$138
Fri 9/67:45 pmBWI - BOI
2 stops27h 04mSpirit Airlines
Deal found 6/10$149
Sat 8/1011:26 amBWI - BOI
1 stop7h 41mSun Country Air
Deal found 6/10$150
Sun 9/82:40 pmBWI - BOI
3 stops46h 42mSpirit Airlines
Deal found 6/10$151

Find flights from Baltimore to Idaho within your budget

Customize your flight search to find flights from Baltimore to Idaho 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 3,117,830 searches. Data last updated June 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$212 - $396

Route

Depart

Return

Price

Baltimore/WashingtonBoise Air Term. Gowen Fld

BWI - BOI

BWIBOI

Baltimore/Washington

Mon 9/16

1 stop7h 57m

Boise Air Term. Gowen Fld

Sat 10/26

1 stop7h 08m

$212

Baltimore/WashingtonBoise Air Term. Gowen Fld

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 9/11

1 stop14h 49m

Boise Air Term. Gowen Fld

Sat 9/28

1 stop7h 09m

$221

Baltimore/WashingtonBoise Air Term. Gowen Fld

BWI - BOI

BWIBOI

Baltimore/Washington

Tue 7/2

1 stop19h 35m

Boise Air Term. Gowen Fld

Tue 7/16

1 stop12h 00m

$233

Baltimore/WashingtonSpokane

BWI - GEG

BWIGEG

Baltimore/Washington

Mon 8/12

1 stop7h 32m

Spokane

Tue 8/20

1 stop8h 14m

$236

Baltimore/WashingtonBoise Air Term. Gowen Fld

BWI - BOI

BWIBOI

Baltimore/Washington

Mon 10/7

1 stop7h 14m

Boise Air Term. Gowen Fld

Mon 10/14

1 stop7h 59m

$236

Baltimore/WashingtonBoise Air Term. Gowen Fld

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 8/7

1 stop7h 22m

Boise Air Term. Gowen Fld

Wed 8/14

1 stop11h 08m

$269

Baltimore/WashingtonSpokane

BWI - GEG

BWIGEG

Baltimore/Washington

Thu 7/25

1 stop8h 19m

Spokane

Thu 8/1

1 stop13h 25m

$325

Baltimore/WashingtonBoise Air Term. Gowen Fld

BWI - BOI

BWIBOI

Baltimore/Washington

Fri 9/27

1 stop28h 57m

Boise Air Term. Gowen Fld

Sun 9/29

1 stop9h 56m

$380

Baltimore/WashingtonBoise Air Term. Gowen Fld

BWI - BOI

BWIBOI

Baltimore/Washington

Sat 10/5

1 stop9h 20m

Boise Air Term. Gowen Fld

Mon 10/14

1 stop8h 33m

$396

Flights are sorted by cheapest first

Deals found on 6/10

No data available for this route at this time. Please check back soon.

Best time to book a flight from Baltimore to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Baltimore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated June 11, 2024.
Read through reviews of airlines operating flights from Baltimore to Idaho, such as Spirit Airlines, American Airlines and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,267 reviews

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

8.1
Very good
9,267 reviews
8.1
Very good
9,267 reviews

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

8.0
Very good
10,277 reviews
8.1
Very good
9,267 reviews

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

7.4
Good
10,629 reviews
8.1
Very good
9,267 reviews

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

7.3
Good
14,129 reviews
8.1
Very good
9,267 reviews

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

7.3
Good
581 reviews
8.1
Very good
9,267 reviews

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Baltimore to Idaho?

    Most people fly from Baltimore/Washington (BWI) if they book a flight from Baltimore to Idaho. Baltimore/Washington is conveniently located just 8.5 mi from Baltimore’s city center.

  • Can I find flights from Baltimore to Idaho for under $300 on Cheapflights?

    Yes, there are multiple flights from Baltimore to Idaho for under $300. The cheapest flight booked recently is on American Airlines for just $212, but on average you can expect to pay $249.

  • Are there last-minute flights available from Baltimore to Idaho for under $400?

    There are currently 20+ open flights from Baltimore to Idaho within the next 7 days for less than $400.

  • What are the cheapest airlines to fly from Baltimore to Idaho one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $110. Users have also found prices from $150 and $179 on Sun Country Air and Delta, respectively.

  • What are the most popular routes from Baltimore to Idaho?

  • What does BWI to BOI mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Baltimore/Washington Airport to Boise Air Term. Gowen Fld Airport flight would often be abbreviated as a BWI to BOI flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Idaho Falls Fanning Field Airport (IDA), Hailey Sun Valley-Friedman Airport (SUN), Lewiston Nez Perce Rgnl Airport (LWS), Twin Falls Joslin Airport (TWF), Pocatello Airport (PIH).

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

    The amount of baggage you can bring on your Baltimore to Idaho 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 Baltimore to Idaho with specific airlines?

    Yes, Cheapflights allows you to browse and filter Baltimore to Idaho 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 Baltimore to Idaho that include hotel bookings?

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

  • How can I find direct flights from Baltimore to Idaho?

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

  • Can I find deals for business class flights from Baltimore to Idaho?

    Yes. Cheapflights offers flight deals from Baltimore to Idaho 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 Baltimore to Idaho that allow pets onboard?

    Many airlines flying from Baltimore to Idaho 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 Baltimore to Idaho?

    Yes, you can often find last-minute deals on Baltimore to Idaho 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 Baltimore to Idaho flight deals updated?

    The Baltimore to Idaho flight deals you see on this page were last updated on 6/11.

  • What are the most popular airlines that fly from Baltimore to Idaho?

  • What is the cheapest month to book a flight from Baltimore to Idaho?

    Currently, December is the cheapest month in which you can book a flight from Baltimore to Idaho (average of $314). Flying from Baltimore to Idaho in June is currently the most expensive (average of $458). 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.

See more FAQs

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

Top 4 airlines flying from Baltimore to Idaho

Discover the top 4 airlines that operate flights from Baltimore to Idaho. 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 3,117,830 searches. Data last updated June 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$217Average$328FlexibilityNo cancel feeOn-time65%
DeltaCheapest$336Average$585FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$376Average$674FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$452Average$673FlexibilityNo cancel feeOn-time71%

Search flights from Baltimore to Idaho by cabin class

Find flights from Baltimore to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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