$184+ Cheap flights from St. Louis (STL) to 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CPH
Feb 26 — Mar 51
1 adult, Economy
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Cheapest flights from St. Louis to EuropeExplore the most affordable flight options available from St. Louis to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.
Explore the most affordable flight options available from St. Louis to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:30 pm
STL
- DUB
1 stop12h 15m
Multiple Airlines
Fri 9/186:05 am
DUB
- STL
1 stop13h 20m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$448
This Ovago deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:35 pm
STL
- DUB
1 stop11h 00m
British Airways
Wed 9/910:30 am
DUB
- STL
1 stop15h 00m
British Airways
Deal found 1/26![British Airways logo]()
$456
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:55 am
STL
- DUB
1 stop16h 15m
United Airlines
Mon 3/29:00 am
DUB
- STL
2 stops43h 14m
United Airlines
Deal found 1/26![United Airlines logo]()
$458
This KAYAK deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:11 pm
STL
- DUB
2 stops15h 29m
British Airways
Wed 4/2210:30 am
DUB
- STL
1 stop15h 00m
British Airways
Deal found 1/26![British Airways logo]()
$460
This Gotogate deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:30 pm
STL
- DUB
1 stop14h 05m
Multiple Airlines
Tue 9/89:20 am
DUB
- STL
1 stop14h 57m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$461
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/299:10 am
STL
- DUB
1 stop18h 35m
United Airlines
Tue 5/59:50 am
DUB
- STL
2 stops42h 40m
United Airlines
Deal found 1/27![United Airlines logo]()
$462
This KAYAK deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2212:11 pm
STL
- DUB
2 stops15h 29m
British Airways
Wed 4/2910:30 am
DUB
- STL
1 stop15h 00m
British Airways
Deal found 1/25![British Airways logo]()
$463
This Air Canada deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:55 am
STL
- DUB
2 stops39h 15m
Air Canada
Mon 3/29:00 am
DUB
- STL
2 stops42h 05m
Air Canada
Deal found 1/26![Air Canada logo]()
$466
This oojo deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2811:50 am
STL
- DUB
2 stops16h 00m
British Airways
Fri 3/68:35 pm
DUB
- STL
2 stops32h 17m
British Airways
Deal found 1/27![British Airways logo]()
$468
This KAYAK deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:00 am
STL
- DUB
2 stops21h 40m
British Airways
Tue 5/128:35 am
DUB
- STL
2 stops20h 29m
British Airways
Deal found 1/27![British Airways logo]()
$469
This Mytrip deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/14:05 pm
STL
- ATH
2 stops16h 30m
Multiple Airlines
Mon 3/161:10 pm
ATH
- STL
2 stops33h 19m
Multiple Airlines
Deal found 1/25![Multiple Airlines logo]()
$476
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:25 am
STL
- ATH
2 stops19h 40m
United Airlines
Mon 3/1612:15 pm
ATH
- STL
2 stops42h 36m
United Airlines
Deal found 1/26![United Airlines logo]()
$480
Find flight deals from St. Louis to Europe
Keep the following information in mind while searching for St. Louis to Europe flight deals. Data was last updated January 27, 2026.
Round-trip from | $444 (AirNGo) |
|---|---|
One-way from | $184 (Kiwi.com) |
Popular in | June |
Cheapest in | December |
Average price | $674 |
Good round-trip deal | $679 or less |
Good one-way deal | $439 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Europe 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 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from St. Louis to Europe that are best for you.
Fly from
St. Louis
Fly to
Europe
Route
Depart
Return
Price
St. LouisDublin
STL - DUB
STLDUB
Lambert-St Louis
Thu 2/26
9:55 am-8:10 am
1 stop16h 15m
Dublin
Mon 3/2
9:00 am-10:14 pm
2 stops43h 14m
$458
St. LouisDublin
STL - DUB
STLDUB
Lambert-St Louis
Wed 4/29
9:10 am-9:45 am
1 stop18h 35m
Dublin
Tue 5/5
9:50 am-10:30 pm
2 stops42h 40m
$462
St. LouisDublin
STL - DUB
STLDUB
Lambert-St Louis
Tue 4/14
7:45 am-9:45 am
1 stop20h 00m
Dublin
Wed 4/22
9:50 am-3:24 pm
1 stop11h 34m
$475
St. LouisAthens
STL - ATH
STLATH
Lambert-St Louis
Mon 3/9
6:25 am-9:05 am
2 stops19h 40m
Athens Eleftherios V.
Mon 3/16
12:15 pm-11:51 pm
2 stops42h 36m
$480
St. LouisDublin
STL - DUB
STLDUB
Lambert-St Louis
Mon 5/4
10:00 am-7:20 am
2 stops15h 20m
Dublin
Tue 5/12
9:50 am-12:06 pm
1 stop32h 16m
$480
St. LouisDublin
STL - DUB
STLDUB
Lambert-St Louis
Wed 4/8
11:15 am-7:20 am
2 stops14h 05m
Dublin
Thu 4/16
9:50 am-3:24 pm
1 stop11h 34m
$480
St. LouisDublin
STL - DUB
STLDUB
Lambert-St Louis
Wed 2/25
7:10 am-7:45 am
1 stop18h 35m
Dublin
Tue 3/3
5:55 am-4:42 pm
2 stops16h 47m
$483
St. LouisDublin
STL - DUB
STLDUB
Lambert-St Louis
Thu 2/26
6:00 am-7:45 am
1 stop19h 45m
Dublin
Tue 3/3
1:25 pm-11:36 pm
2 stops16h 11m
$483
St. LouisDublin
STL - DUB
STLDUB
Lambert-St Louis
Tue 2/24
6:00 am-7:45 am
1 stop19h 45m
Dublin
Tue 3/3
9:45 am-7:39 pm
1 stop15h 54m
$485
St. LouisDublin
STL - DUB
STLDUB
Lambert-St Louis
Thu 2/26
6:10 am-7:45 am
1 stop19h 35m
Dublin
Thu 3/5
10:45 am-8:09 pm
1 stop15h 24m
$485
Showing 1-10 of 60 results
Best time to book a flight from St. Louis to Europe
Have a flexible travel schedule? Discover the best time to fly to 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 Europe
What is the cheapest month to book a flight from St. Louis to Europe?
Currently, January is the cheapest month in which you can book a flight from St. Louis to Europe (average of $487). Flying from St. Louis to Europe in July is currently the most expensive (average of $714). 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 EU?
Find hourly flight availability from St. Louis to Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 27, 2026.
When flying from St. Louis to Europe, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing Europe
Get insights into the airlines that provide service to Europe. 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 Europe. Reviews last updated January 27, 2026.
Read through reviews of airlines operating flights from St. Louis to Europe, such as United Airlines, American Airlines, and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.6
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.6
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.6
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.6
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.6
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.6
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for St. Louis to Europe
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from St. Louis to Europe
Discover the top 10 airlines that operate flights from St. Louis to Europe. 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 2,558,603 searches. Data last updated January 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$390 | Average$1,018 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$482 | Average$934 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$505 | Average$839 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$507 | Average$847 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$557 | Average$891 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$560 | Average$934 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$571 | Average$934 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$573 | Average$1,048 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$582 | Average$967 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$602 | Average$1,020 | FlexibilityNo cancel fee | On-time77% |