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Cheap flights from St. Louis (STL) to Bulgaria from $612

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/6. 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 — SOF
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
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What is the cheapest month to fly from St. Louis to Bulgaria?

The best pricing can be found in the month of February. Prices to Bulgaria from St. Louis average $1,115. You can even find prices in February for less than $1,115, as users have found deals to Bulgaria from as low as $669. The month of December appears to be one of the more expensive times to travel to Bulgaria from St. Louis. Flying in the targeted month can save you up to 39%.

What is the cheapest time of day to fly from STL to BG?

When flying from St. Louis to Bulgaria, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap British Airways flights from St. Louis to Bulgaria

Explore cheap flight options specifically provided by British Airways for the route between St. Louis and Bulgaria. 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 2,784,634 searches. Data last updated May 30, 2024.
Take a look at some of the lowest-priced British Airways flights heading from St. Louis to Bulgaria. Make sure to check back often as deals are often changing.
Wed 9/256:30 pmSTL - SOF
2 stops18h 00mBritish Airways
Mon 10/78:00 pmSOF - STL
2 stops29h 22mBritish Airways
Deal found 5/29$836
Wed 9/256:30 pmSTL - SOF
2 stops18h 00mBritish Airways
Sat 10/58:05 pmSOF - STL
2 stops27h 39mBritish Airways
Deal found 5/29$886
Wed 9/254:17 pmSTL - SOF
2 stops37h 13mBritish Airways
Sun 10/69:00 pmSOF - STL
2 stops32h 35mBritish Airways
Deal found 5/29$914
Thu 9/266:00 amSTL - SOF
2 stops23h 30mBritish Airways
Sat 10/58:05 pmSOF - STL
2 stops27h 39mBritish Airways
Deal found 5/29$936
Fri 9/276:14 pmSTL - SOF
2 stops16h 46mBritish Airways
Sun 10/69:00 pmSOF - STL
2 stops32h 35mBritish Airways
Deal found 5/29$964
Sun 6/166:08 pmSTL - SOF
2 stops17h 02mBritish Airways
Tue 7/239:15 pmSOF - STL
2 stops31h 34mBritish Airways
Deal found 5/29$1,026
Sun 7/212:56 pmSTL - SOF
2 stops20h 14mBritish Airways
Sun 8/49:00 pmSOF - STL
2 stops25h 26mBritish Airways
Deal found 5/28$1,259
Sun 7/286:09 pmSTL - SOF
2 stops17h 01mBritish Airways
Sun 8/49:00 pmSOF - STL
2 stops25h 26mBritish Airways
Deal found 5/28$1,285
Sat 7/276:09 pmSTL - SOF
2 stops17h 56mBritish Airways
Sun 8/49:00 pmSOF - STL
2 stops25h 26mBritish Airways
Deal found 5/28$1,309

Cheap Air Canada flights from St. Louis to Bulgaria

Explore cheap flight options specifically provided by Air Canada for the route between St. Louis and Bulgaria. 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 2,784,634 searches. Data last updated May 30, 2024.
Some of the best deals we've found on Air Canada flights traveling from St. Louis to Bulgaria. Ensure the flight price, dates, time, and airline match your criteria before you book.
Wed 9/2510:10 amSTL - SOF
2 stops18h 00mAir Canada
Wed 10/96:00 amSOF - STL
2 stops22h 00mAir Canada
Deal found 5/29$1,014
Thu 9/2610:10 amSTL - SOF
2 stops18h 00mAir Canada
Wed 10/96:00 amSOF - STL
2 stops22h 00mAir Canada
Deal found 5/29$1,064
Fri 9/2710:10 amSTL - SOF
2 stops18h 00mAir Canada
Sat 10/56:00 amSOF - STL
2 stops22h 00mAir Canada
Deal found 5/29$1,114
Wed 7/2410:10 amSTL - SOF
2 stops18h 00mAir Canada
Fri 8/22:05 pmSOF - STL
2 stops37h 56mAir Canada
Deal found 5/28$1,268

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

Find cheap flight options from St. Louis to Bulgaria specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on May 30, 2024.
These are some of the most attractive deals on flights from St. Louis to Bulgaria in 2024. Check back soon for alternative fares.
Sun 6/166:08 pmSTL - SOF
2 stops17h 02mBritish Airways
Tue 7/239:15 pmSOF - STL
2 stops31h 34mBritish Airways
Deal found 5/29$1,026
Tue 6/254:05 pmSTL - SOF
2 stops18h 40mMultiple Airlines
Fri 7/126:30 amSOF - STL
2 stops22h 35mMultiple Airlines
Deal found 5/28$1,082
Sat 6/295:30 pmSTL - SOF
2 stops33h 50mUnited Airlines
Tue 7/236:00 amSOF - STL
2 stops24h 11mUnited Airlines
Deal found 5/29$1,109
Tue 6/255:31 pmSTL - SOF
2 stops17h 14mUnited Airlines
Tue 7/166:00 amSOF - STL
2 stops17h 40mUnited Airlines
Deal found 5/28$1,183
Tue 6/255:31 pmSTL - SOF
2 stops17h 14mUnited Airlines
Wed 7/1712:55 pmSOF - STL
2 stops33h 23mUnited Airlines
Deal found 5/28$1,189
Tue 6/2511:00 amSTL - SOF
2 stops18h 10mMultiple Airlines
Mon 7/157:30 pmSOF - STL
2 stops28h 10mMultiple Airlines
Deal found 5/28$1,191
Fri 6/289:44 amSTL - SOF
2 stops25h 16mAmerican Airlines
Tue 7/239:15 pmSOF - STL
2 stops43h 57mAmerican Airlines
Deal found 5/30$1,193
Tue 6/255:31 pmSTL - SOF
2 stops17h 14mUnited Airlines
Thu 7/186:00 amSOF - STL
2 stops17h 40mUnited Airlines
Deal found 5/28$1,298
Tue 6/255:31 pmSTL - SOF
2 stops17h 14mUnited Airlines
Sat 7/136:00 amSOF - STL
2 stops23h 37mUnited Airlines
Deal found 5/28$1,333

St. Louis to Bulgaria 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Bulgaria in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
These are some of the most attractive deals on flights from St. Louis to Bulgaria in 2024. Check back soon for alternative fares.
Wed 11/63:45 pmSTL - SOF
1 stop18h 05mMultiple Airlines
Wed 11/136:00 amSOF - STL
1 stop15h 55mMultiple Airlines
Deal found 5/30$612
Wed 11/65:37 pmSTL - SOF
2 stops21h 08mLufthansa
Wed 11/136:00 amSOF - STL
1 stop15h 55mLufthansa
Deal found 5/30$615
Wed 11/65:37 pmSTL - SOF
2 stops16h 33mLufthansa
Wed 11/136:05 amSOF - STL
2 stops15h 50mLufthansa
Deal found 5/30$635
Wed 9/256:30 pmSTL - SOF
2 stops18h 00mBritish Airways
Mon 10/78:00 pmSOF - STL
2 stops29h 22mBritish Airways
Deal found 5/29$836
Wed 9/258:25 amSTL - SOF
2 stops30h 35mUnited Airlines
Wed 10/212:55 pmSOF - STL
2 stops18h 07mUnited Airlines
Deal found 5/30$858
Wed 9/256:30 pmSTL - SOF
2 stops18h 00mBritish Airways
Sat 10/58:05 pmSOF - STL
2 stops27h 39mBritish Airways
Deal found 5/29$886
Wed 9/258:25 amSTL - SOF
2 stops30h 35mLufthansa
Wed 10/26:30 amSOF - STL
1 stop15h 00mLufthansa
Deal found 5/30$901
Wed 9/254:17 pmSTL - SOF
2 stops37h 13mBritish Airways
Sun 10/69:00 pmSOF - STL
2 stops32h 35mBritish Airways
Deal found 5/29$914
Thu 9/266:00 amSTL - SOF
2 stops23h 30mBritish Airways
Sun 10/69:00 pmSOF - STL
2 stops31h 07mBritish Airways
Deal found 5/29$936

Find flights from St. Louis to Bulgaria within your budget

Customize your flight search to find flights from St. Louis to Bulgaria 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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$836 - $1,087

Route

Depart

Return

Price

Lambert-St LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Wed 9/25

2 stops18h 00m

Sofia

Mon 10/7

2 stops29h 22m

$836

Lambert-St LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Wed 9/25

2 stops18h 00m

Sofia

Sat 10/5

2 stops27h 39m

$886

Lambert-St LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Wed 9/25

2 stops37h 13m

Sofia

Sun 10/6

2 stops32h 35m

$914

Lambert-St LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Wed 9/25

2 stops18h 00m

Sofia

Tue 10/8

2 stops17h 05m

$1,011

Lambert-St LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Wed 9/25

2 stops18h 00m

Sofia

Wed 10/9

2 stops22h 00m

$1,014

Lambert-St LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Wed 9/25

1 stop13h 55m

Sofia

Tue 10/8

2 stops17h 59m

$1,036

Lambert-St LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Wed 9/25

2 stops18h 00m

Sofia

Wed 10/9

1 stop15h 00m

$1,042

Lambert-St LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Thu 9/26

2 stops24h 35m

Sofia

Tue 10/8

2 stops17h 05m

$1,061

Lambert-St LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Thu 9/26

3 stops20h 16m

Sofia

Mon 10/7

2 stops29h 17m

$1,087

Flights are sorted by cheapest first

Deals found on 5/29

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

Best time to book a flight from St. Louis to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from St. Louis 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 Bulgaria

Get insights into the airlines that provide service to Bulgaria. 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 Bulgaria. Reviews last updated May 30, 2024.
See what other customers who have flown with British Airways, Air Canada and Lufthansa from St. Louis to Bulgaria have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,777 reviews
Check prices

Comfort

7.2

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

United Airlines
7.4
Good
10,777 reviews
United Airlines
7.4
Good
10,777 reviews
Check prices

Comfort

7.2

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

American Airlines
7.3
Good
14,284 reviews
United Airlines
7.4
Good
10,777 reviews
Check prices

Comfort

7.2

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

Air Canada
7.0
Good
7,004 reviews
United Airlines
7.4
Good
10,777 reviews
Check prices

Comfort

7.2

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

Lufthansa
7.0
Good
7,582 reviews
United Airlines
7.4
Good
10,777 reviews
Check prices

Comfort

7.2

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

British Airways
6.8
Okay
6,765 reviews
United Airlines
7.4
Good
10,777 reviews
Check prices

Comfort

7.2

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Bulgaria. 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 St. Louis to Bulgaria?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to Bulgaria from St. Louis.

  • Can I find flights from St. Louis to Bulgaria for under $900 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Bulgaria for under $900. The cheapest flight booked recently is on British Airways for just $836, but on average you can expect to pay $1,040.

  • What does STL to SOF mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Lambert-St Louis Airport to Sofia Airport flight would often be abbreviated as a STL to SOF flight. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Varna Airport (VAR), Bourgas Airport (BOJ), Plovdiv Airport (PDV).

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

    The amount of baggage you can bring on your St. Louis to Bulgaria 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 Bulgaria with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Bulgaria 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 Bulgaria that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Bulgaria 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 Bulgaria that allow pets onboard?

    Many airlines flying from St. Louis to Bulgaria 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 Bulgaria?

    Yes, you can often find last-minute deals on St. Louis to Bulgaria 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 Bulgaria flight deals updated?

    The St. Louis to Bulgaria flight deals you see on this page were last updated on 5/30.

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

    Consider Air Canada, British Airways or Lufthansa when booking your flight. These represent the most popular airlines when flying from St. Louis to Bulgaria.

  • What is the cheapest month to book a flight from St. Louis to Bulgaria?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Bulgaria (average of $660). Flying from St. Louis to Bulgaria in June is currently the most expensive (average of $1,270). 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 St. Louis to Bulgaria
See prices for flight routes from nearby airports that may be better suited for you.

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Top 4 airlines flying from St. Louis to Bulgaria

Discover the top 4 airlines that operate flights from St. Louis to Bulgaria. 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 2,784,634 searches. Data last updated May 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$694Average$1,099FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest$726Average$1,163FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest$817Average$1,461FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapest$860Average$1,088FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
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St. Louis to Bruges flights

Search flights from St. Louis to Bulgaria by cabin class

Find flights from St. Louis to Bulgaria, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Bulgaria?

Cheapflights helps you search for flights from St. Louis to Bulgaria via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Bulgaria?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis to Bulgaria for you. Better yet — we are completely free to use.

Can Cheapflights find flights from St. Louis to Bulgaria with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis to Bulgaria flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from St. Louis to Bulgaria become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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