What are the cheapest airlines to fly from St. Louis to Southeast Europe one-way?

One-way options have recently been found by users for as low as $482 on Scandinavian Airlines. Other airlines that offer cheap prices include KLM from $538 and Air Canada from $540 one-way.

What are the most popular routes from St. Louis to Southeast Europe?

The most popular flight routes from St. Louis to Southeast Europe are Lambert-St Louis - Athens Eleftherios V., Lambert-St Louis - Sarajevo Butmir and Lambert-St Louis - Zagreb Franjo Tuđman.

What are the most popular airlines that fly from St. Louis to Southeast Europe?

American Airlines, Air Canada and Air France are the most popular airlines when flying from St. Louis to Southeast Europe.

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

To save up to 85% on this flight, we recommend booking at least 8 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from St. Louis to Southeast Europe from $734 1-2 weeks out and tickets from $1,798 for flights departing within the next 72 hours.

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

January can be a great time to fly to Southeast Europe from St. Louis with a flight ticket averaging about $1,115. Cheapflights users have found deals in the month of January for as cheap as $683. The most expensive prices can be found in the month of June.

What airport do you fly from for flights from St. Louis to Southeast Europe?

If you book a flight to Southeast Europe from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

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

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

How can I find direct flights from St. Louis to Southeast Europe?

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

Can I find deals for business class flights from St. Louis to Southeast Europe?

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

$476+ Flights from St. Louis to Southeast Europe

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Cheap flight deals from St. Louis to Southeast Europe

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$721 (Orbitz)
One-way from	$476 (Kiwi.com)
Popular in	June
Cheapest in	January
Average price	$1,111

Provider with most accurate pricing for Lambert-St Louis-Athens Eleftherios V. flight deals.

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Provider most trusted by Cheapflights users for Lambert-St Louis-Athens Eleftherios V. flights.

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From Lambert-St Louis to Southeast Europe

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One-way flight from Lambert-St Louis to Southeast Europe

Search Deals

Highest demand for flights based on searches. 22% potential increase in price ($327 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find flight deals from St. Louis to Southeast Europe

Cheapest flights from St. Louis to Southeast Europe
Explore the most affordable flight options available from St. Louis to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

Tue 7/221:30 pmSTL - ZAG

2 stops24h 50mMultiple Airlines

Thu 8/216:00 amZAG - STL

2 stops45h 00mMultiple Airlines

Deal found 4/24

$656

Sun 7/205:30 pmSTL - ZAG

2 stops20h 50mLufthansa

Thu 8/216:00 amZAG - STL

2 stops16h 44mLufthansa

Deal found 4/24

$684

Wed 10/812:28 pmSTL - TIA

2 stops22h 07mLufthansa

Fri 10/246:40 amTIA - STL

1 stop13h 50mLufthansa

Deal found 4/25

$728

Sun 8/241:30 pmSTL - SOF

2 stops21h 10mAir Canada

Fri 9/56:00 amSOF - STL

2 stops45h 57mAir Canada

Deal found 4/24

$735

Sun 8/243:30 pmSTL - SOF

1 stop18h 20mMultiple Airlines

Fri 9/58:00 amSOF - STL

2 stops21h 32mMultiple Airlines

Deal found 4/24

$749

Wed 10/812:28 pmSTL - TIA

2 stops22h 07mMultiple Airlines

Fri 10/246:00 amTIA - STL

2 stops35h 34mMultiple Airlines

Deal found 4/25

$752

Wed 9/101:30 pmSTL - BEG

2 stops19h 25mMultiple Airlines

Mon 9/157:55 pmBEG - STL

2 stops30h 38mMultiple Airlines

Deal found 4/25

$753

Mon 7/285:30 pmSTL - SOF

2 stops21h 30mLufthansa

Wed 8/137:25 pmSOF - STL

2 stops35h 20mLufthansa

Deal found 4/24

$760

Wed 9/103:30 pmSTL - BEG

1 stop14h 40mUnited Airlines

Mon 9/151:55 pmBEG - STL

2 stops36h 38mUnited Airlines

Deal found 4/25

$778

Wed 10/86:35 amSTL - TIA

2 stops22h 50mAmerican Airlines

Fri 10/2412:40 pmTIA - STL

3 stops27h 17mAmerican Airlines

Deal found 4/25

$798

Wed 8/206:00 amSTL - ATH

2 stops20h 05mMultiple Airlines

Fri 8/292:25 pmATH - STL

2 stops32h 56mMultiple Airlines

Deal found 4/25

$800

Sat 9/274:05 pmSTL - ATH

2 stops34h 00mAir Canada

Tue 10/712:10 pmATH - STL

2 stops35h 08mAir Canada

Deal found 4/25

$802

Best flights from St. Louis to Southeast Europe
Discover carefully curated flight deals from St. Louis to Southeast Europe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2025.

Sat 8/25:30 pmSTL - ZAG

2 stops36h 05mMultiple Airlines

Mon 8/256:05 amZAG - STL

2 stops20h 55mMultiple Airlines

Deal found 4/25

$721

Sun 8/241:30 pmSTL - SOF

2 stops21h 10mAir Canada

Fri 9/56:00 amSOF - STL

2 stops45h 57mAir Canada

Deal found 4/24

$735

Mon 7/285:30 pmSTL - SOF

2 stops21h 30mLufthansa

Wed 8/137:25 pmSOF - STL

2 stops35h 20mLufthansa

Deal found 4/24

$760

Wed 9/103:30 pmSTL - BEG

1 stop14h 40mUnited Airlines

Mon 9/151:55 pmBEG - STL

2 stops36h 38mUnited Airlines

Deal found 4/25

$778

Wed 10/155:45 pmSTL - ATH

2 stops15h 20mAir France

Tue 10/283:35 amATH - STL

2 stops21h 27mAir France

Deal found 4/25

$814

Mon 9/291:30 pmSTL - ATH

2 stops21h 20mScandinavian Airlines

Mon 10/137:40 pmATH - STL

2 stops35h 59mScandinavian Airlines

Deal found 4/24

$827

Sun 8/171:30 pmSTL - ATH

1 stop13h 25mDelta

Tue 8/263:25 amATH - STL

2 stops25h 05mDelta

Deal found 4/25

$830

Sun 10/58:26 amSTL - ATH

1 stop18h 44mBritish Airways

Sat 10/1811:05 amATH - STL

1 stop16h 03mBritish Airways

Deal found 4/24

$887

Sun 10/511:51 amSTL - ATH

1 stop15h 04mKLM

Sat 10/1810:30 amATH - STL

1 stop15h 32mKLM

Deal found 4/25

$1,004

Thu 9/43:20 pmSTL - ATH

2 stops27h 45mTurkish Airlines

Fri 9/123:55 amATH - STL

2 stops18h 24mTurkish Airlines

Deal found 4/25

$1,076

Fri 5/232:20 pmSTL - TIA

2 stops20h 40mAmerican Airlines

Fri 5/3012:40 pmTIA - STL

2 stops32h 10mAmerican Airlines

Deal found 4/24

$1,103

Sun 8/243:30 pmSTL - SOF

1 stop18h 20mMultiple Airlines

Fri 9/58:00 amSOF - STL

2 stops21h 32mMultiple Airlines

Deal found 4/24

$749

Last-minute flights from St. Louis to Southeast Europe
Discover last-minute flight deals from St. Louis to Southeast Europe. Data last updated April 25, 2025 and is based on user searches.

Wed 4/305:35 pmSTL - ATH

2 stops21h 00mMultiple Airlines

Sat 5/104:00 pmATH - STL

1 stop15h 49mMultiple Airlines

Deal found 4/24

$6,216

Wed 4/3010:40 amSTL - ATH

2 stops25h 50mTurkish Airlines

Fri 5/93:55 amATH - STL

2 stops18h 55mTurkish Airlines

Deal found 4/24

$7,128

Thu 5/19:20 amSTL - BEG

3 stops24h 05mMultiple Airlines

Thu 5/810:30 amBEG - STL

3 stops33h 06mMultiple Airlines

Deal found 4/25

$1,388

Fri 5/26:30 amSTL - ZAG

2 stops19h 10mMultiple Airlines

Sun 5/188:20 pmZAG - STL

2 stops26h 27mMultiple Airlines

Deal found 4/25

$1,705

Fri 5/28:00 amSTL - ZAG

2 stops28h 25mTurkish Airlines

Sun 5/181:45 pmZAG - STL

2 stops56h 02mTurkish Airlines

Deal found 4/25

$1,790

Fri 5/25:29 pmSTL - ZAG

2 stops20h 51mLufthansa

Sun 5/186:00 amZAG - STL

1 stop14h 30mLufthansa

Deal found 4/25

$2,065

Fri 5/21:10 pmSTL - ATH

2 stops18h 25mLufthansa

Tue 5/136:40 amATH - STL

2 stops17h 07mLufthansa

Deal found 4/25

$6,840

Fri 5/29:40 amSTL - ATH

1 stop16h 50mUnited Airlines

Tue 5/1312:10 pmATH - STL

1 stop15h 48mUnited Airlines

Deal found 4/25

$7,574

Sat 5/31:30 pmSTL - SPU

2 stops24h 20mMultiple Airlines

Sat 5/2410:40 amSPU - STL

3 stops33h 50mMultiple Airlines

Deal found 4/25

$1,823

Sat 5/35:29 pmSTL - SPU

2 stops15h 46mLufthansa

Sat 5/246:40 pmSPU - STL

1 stop25h 50mLufthansa

Deal found 4/25

$2,068

Mon 5/59:40 amSTL - BEG

2 stops19h 55mUnited Airlines

Mon 5/266:10 amBEG - STL

3 stops23h 05mUnited Airlines

Deal found 4/25

$1,510

Mon 5/53:43 pmSTL - BEG

2 stops33h 47mTurkish Airlines

Sun 5/2512:50 amBEG - STL

2 stops28h 55mTurkish Airlines

Deal found 4/25

$1,649

One-way flights from St. Louis to Southeast Europe
Search for one-way flight options from St. Louis to Southeast Europe. Find affordable one-way fares based on user searches. Data last updated April 25, 2025.

Sat 5/175:45 pmSTL - ATH

2 stops59h 15mMultiple Airlines

Deal found 4/24

$476

Mon 8/253:30 pmSTL - ATH

2 stops37h 40mScandinavian Airlines

Deal found 4/24

$482

Mon 5/51:30 pmSTL - SJJ

2 stops35h 55mMultiple Airlines

Deal found 4/24

$528

Wed 5/75:45 pmSTL - ZAG

3 stops54h 15mMultiple Airlines

Deal found 4/24

$529

Thu 10/1611:51 amSTL - ATH

1 stop15h 04mKLM

Deal found 4/25

$538

Thu 10/164:05 pmSTL - ATH

1 stop13h 25mAir Canada

Deal found 4/24

$540

Wed 5/73:30 pmSTL - ZAG

1 stop25h 05mUnited Airlines

Deal found 4/24

$602

Sun 5/186:30 amSTL - ATH

1 stop20h 00mUnited Airlines

Deal found 4/24

$608

Tue 7/14:00 pmSTL - HER

2 stops34h 10mMultiple Airlines

Deal found 4/25

$629

Wed 5/216:45 amSTL - DBV

2 stops22h 50mDelta

Deal found 4/25

$632

Tue 7/11:21 pmSTL - HER

2 stops20h 59mBritish Airways

Deal found 4/25

$633

Mon 6/26:18 pmSTL - DBV

3 stops40h 17mMultiple Airlines

Deal found 4/25

$645

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Southeast Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisZagreb

STL - ZAG

STLZAG

Lambert-St Louis

Sat 8/2

5:30 pm-12:35 pm

2 stops36h 05m

Zagreb Franjo Tuđman

Mon 8/25

6:05 am-8:00 pm

2 stops20h 55m

$721

St. LouisTirana

STL - TIA

STLTIA

Lambert-St Louis

Wed 10/8

12:28 pm-5:35 pm

2 stops22h 07m

Tirana Rinas

Fri 10/24

6:40 am-1:30 pm

1 stop13h 50m

$728

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Sun 8/24

1:30 pm-6:40 pm

2 stops21h 10m

Sofia

Fri 9/5

6:00 am-7:57 pm

2 stops45h 57m

$735

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Sun 8/24

3:30 pm-5:50 pm

1 stop18h 20m

Sofia

Fri 9/5

8:00 am-9:32 pm

2 stops21h 32m

$749

St. LouisTirana

STL - TIA

STLTIA

Lambert-St Louis

Wed 10/8

12:28 pm-5:35 pm

2 stops22h 07m

Tirana Rinas

Fri 10/24

6:00 am-10:34 am

2 stops35h 34m

$752

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 9/10

1:30 pm-3:55 pm

2 stops19h 25m

Belgrade Nikola Tesla

Mon 9/15

7:55 pm-7:33 pm

2 stops30h 38m

$753

St. LouisSofia

STL - SOF

STLSOF

Lambert-St Louis

Mon 7/28

5:30 pm-11:00 pm

2 stops21h 30m

Sofia

Wed 8/13

7:25 pm-10:45 pm

2 stops35h 20m

$760

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 9/10

3:30 pm-1:10 pm

1 stop14h 40m

Belgrade Nikola Tesla

Mon 9/15

1:55 pm-7:33 pm

2 stops36h 38m

$778

St. LouisTirana

STL - TIA

STLTIA

Lambert-St Louis

Wed 10/8

6:35 am-12:25 pm

2 stops22h 50m

Tirana Rinas

Fri 10/24

12:40 pm-8:57 am

3 stops27h 17m

$798

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 8/20

6:00 am-10:05 am

2 stops20h 05m

Athens Eleftherios V.

Fri 8/29

2:25 pm-3:21 pm

2 stops32h 56m

$800

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 50 results

...

Best time to book a flight from St. Louis to Southeast Europe

Have a flexible travel schedule? Discover the best time to fly to Southeast Europe 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Southeast Europe

What is the cheapest month to book a flight from St. Louis to Southeast Europe?

Currently, November is the cheapest month in which you can book a flight from St. Louis to Southeast Europe (average of $679). Flying from St. Louis to Southeast Europe in June is currently the most expensive (average of $1,340). 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.

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

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

Rainfall in Southeast Europe by month

In terms of precipitation, rainfall in Southeast Europe ranges from 0.2 - 2.5 inches per month. December is typically the wettest month, when rainfall can reach 2.5 in. June is typically the driest time to visit Southeast Europe when rainfall is around 0.2 in.

Temperature in Southeast Europe by month

If weather is an important factor for your trip to Southeast Europe, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Southeast Europe

Read through reviews of airlines operating flights from St. Louis to Southeast Europe, such as Delta, KLM and Austrian Airlines. 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.

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,920 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,333 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines

7.6

Good

780 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France

7.4

Good

1,444 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,685 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from St. Louis to Southeast Europe?
If you book a flight to Southeast Europe from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.
What are the cheapest airlines to fly from St. Louis to Southeast Europe one-way?
One-way options have recently been found by users for as low as $482 on Scandinavian Airlines. Other airlines that offer cheap prices include KLM from $538 and Air Canada from $540 one-way.
What are the most popular routes from St. Louis to Southeast Europe?
The most popular flight routes from St. Louis to Southeast Europe are Lambert-St Louis - Athens Eleftherios V., Lambert-St Louis - Sarajevo Butmir and Lambert-St Louis - Zagreb Franjo Tuđman.
Can I find deals for flights from St. Louis to Southeast Europe that include hotel bookings?
Yes. In addition to deals on St. Louis to Southeast Europe flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Southeast Europe?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Southeast Europe.
Can I find deals for business class flights from St. Louis to Southeast Europe?
Yes. Cheapflights offers flight deals from St. Louis to Southeast Europe by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from St. Louis to Southeast Europe?
Currently, November is the cheapest month in which you can book a flight from St. Louis to Southeast Europe (average of $679). Flying from St. Louis to Southeast Europe in June is currently the most expensive (average of $1,340). 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

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from St. Louis to Southeast Europe

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest$581	Average$1,086	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$680	Average$1,182	FlexibilityNo cancel fee	On-time70%
Lufthansa	Cheapest$683	Average$1,307	FlexibilityNo cancel fee	On-time76%
Delta	Cheapest$696	Average$1,082	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$711	Average$1,108	FlexibilityNo cancel fee	On-time69%
KLM	Cheapest$737	Average$1,133	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$754	Average$1,309	FlexibilityNo cancel fee	On-time71%
Air Canada	Cheapest$787	Average$1,177	FlexibilityNo cancel fee	On-time67%
Air France	Cheapest$852	Average$1,289	FlexibilityNo cancel fee	On-time77%

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$476+ Cheap flights from St. Louis (STL) to Southeast Europe

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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Southeast Europe with Cheapflights

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Cheap flight deals from St. Louis to Southeast Europe

Keep the following information in mind while searching for St. Louis to Southeast Europe flight deals. Data was last updated April 25, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Southeast Europe

Cheapest flights from St. Louis to Southeast EuropeExplore the most affordable flight options available from St. Louis to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

Explore the most affordable flight options available from St. Louis to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Southeast Europe that are best for you.

Best time to book a flight from St. Louis to Southeast Europe

Have a flexible travel schedule? Discover the best time to fly to Southeast Europe from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Southeast Europe

What is the cheapest month to book a flight from St. Louis to Southeast Europe?

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

Find hourly flight availability from St. Louis to Southeast Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2025.

Rainfall in Southeast Europe by month

Plan your trip to Southeast Europe by taking into account the average rainfall totals by month.

Temperature in Southeast Europe by month

Plan your trip to Southeast Europe by taking into account the average temperature totals by month.

Reviews of airlines servicing Southeast Europe

Read through reviews of airlines operating flights from St. Louis to Southeast Europe, such as Delta, KLM and Austrian Airlines. 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.

Related info for your journey

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

What are the cheapest airlines to fly from St. Louis to Southeast Europe one-way?

What are the most popular routes from St. Louis to Southeast Europe?

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

How can I find direct flights from St. Louis to Southeast Europe?

Can I find deals for business class flights from St. Louis to Southeast Europe?

What is the cheapest month to book a flight from St. Louis to Southeast Europe?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Southeast Europe

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from St. Louis to Southeast Europe

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Cheapest flights from St. Louis to Southeast Europe
Explore the most affordable flight options available from St. Louis to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.