$469+ Cheap flights from St. Louis (STL) to Frankfurt (FRA)
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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FRA
May 10 — May 171
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Frankfurt with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Lambert-St Louis to Frankfurt am Main are usually found in March or January, booked 3 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Cheap flight deals from St. Louis to Frankfurt
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to FrankfurtExplore the most affordable flight options available from St. Louis to Frankfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.
Explore the most affordable flight options available from St. Louis to Frankfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.
This KAYAK deal was found by Cheapflights users on 4/7. 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 8/171:30 pm
STL
- FRA
2 stops23h 15m
Scandinavian Airlines
Wed 9/93:20 pm
FRA
- STL
2 stops39h 17m
Scandinavian Airlines
Deal found 4/7![Scandinavian Airlines logo]()
$840
This KAYAK deal was found by Cheapflights users on 4/9. 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 8/313:42 pm
STL
- FRA
2 stops21h 03m
Scandinavian Airlines
Wed 9/93:20 pm
FRA
- STL
2 stops39h 17m
Scandinavian Airlines
Deal found 4/9![Scandinavian Airlines logo]()
$841
This KAYAK deal was found by Cheapflights users on 4/7. 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.
Thu 8/203:42 pm
STL
- FRA
2 stops15h 53m
Scandinavian Airlines
Sun 9/133:20 pm
FRA
- STL
2 stops39h 17m
Scandinavian Airlines
Deal found 4/7![Scandinavian Airlines logo]()
$870
This Condor deal was found by Cheapflights users on 4/7. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:25 am
STL
- FRA
1 stop12h 20m
Multiple Airlines
Thu 9/1012:30 pm
FRA
- STL
1 stop14h 15m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$893
This Condor deal was found by Cheapflights users on 4/9. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:20 am
STL
- FRA
1 stop14h 25m
Multiple Airlines
Thu 8/2712:30 pm
FRA
- STL
1 stop14h 15m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$897
This oojo deal was found by Cheapflights users on 4/7. 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.
Tue 10/131:30 pm
STL
- FRA
2 stops18h 05m
Scandinavian Airlines
Sun 10/253:15 pm
FRA
- STL
2 stops38h 24m
Scandinavian Airlines
Deal found 4/7![Scandinavian Airlines logo]()
$915
This KAYAK deal was found by Cheapflights users on 4/6. 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 12/21:30 pm
STL
- FRA
2 stops18h 00m
Scandinavian Airlines
Sat 12/53:15 pm
FRA
- STL
2 stops36h 34m
Scandinavian Airlines
Deal found 4/6![Scandinavian Airlines logo]()
$945
This KAYAK deal was found by Cheapflights users on 4/7. 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.
Thu 8/201:30 pm
STL
- FRA
2 stops23h 15m
Scandinavian Airlines
Sat 9/123:20 pm
FRA
- STL
2 stops39h 17m
Scandinavian Airlines
Deal found 4/7![Scandinavian Airlines logo]()
$975
This Scandinavian Airlines deal was found by Cheapflights users on 4/6. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:30 pm
STL
- FRA
2 stops15h 00m
Scandinavian Airlines
Mon 11/237:05 am
FRA
- STL
3 stops23h 34m
Scandinavian Airlines
Deal found 4/6![Scandinavian Airlines logo]()
$986
This Scandinavian Airlines deal was found by Cheapflights users on 4/5. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:30 pm
STL
- FRA
2 stops18h 00m
Scandinavian Airlines
Mon 11/1611:05 am
FRA
- STL
2 stops19h 34m
Scandinavian Airlines
Deal found 4/5![Scandinavian Airlines logo]()
$998
Best flights from St. Louis to FrankfurtDiscover carefully curated flight deals from St. Louis to Frankfurt that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
Discover carefully curated flight deals from St. Louis to Frankfurt that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
This Turkish Airlines deal was found by Cheapflights users on 4/5. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:32 pm
STL
- FRA
2 stops30h 13m
Turkish Airlines
Sun 9/277:00 pm
FRA
- STL
2 stops50h 18m
Turkish Airlines
Deal found 4/5![Turkish Airlines logo]()
$1,038
This Scandinavian Airlines deal was found by Cheapflights users on 4/5. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:42 pm
STL
- FRA
2 stops21h 03m
Scandinavian Airlines
Mon 8/317:00 am
FRA
- STL
3 stops23h 37m
Scandinavian Airlines
Deal found 4/5![Scandinavian Airlines logo]()
$1,168
This Alaska Airlines deal was found by Cheapflights users on 4/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:34 pm
STL
- FRA
2 stops34h 21m
Alaska Airlines
Wed 9/232:15 pm
FRA
- STL
1 stop16h 44m
Alaska Airlines
Deal found 4/5![Alaska Airlines logo]()
$1,259
This Condor deal was found by Cheapflights users on 4/7. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/39:55 am
STL
- FRA
1 stop12h 50m
Multiple Airlines
Fri 7/1712:30 pm
FRA
- STL
1 stop15h 25m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$1,272
This Scandinavian Airlines deal was found by Cheapflights users on 4/5. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/201:30 pm
STL
- FRA
2 stops18h 05m
Scandinavian Airlines
Sun 9/277:00 am
FRA
- STL
3 stops23h 37m
Scandinavian Airlines
Deal found 4/5![Scandinavian Airlines logo]()
$1,238
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:00 am
STL
- FRA
1 stop22h 45m
Alaska Airlines
Sun 5/1711:45 am
FRA
- STL
2 stops35h 52m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$1,262
This Condor deal was found by Cheapflights users on 4/6. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2910:15 am
STL
- FRA
1 stop12h 30m
Multiple Airlines
Fri 6/1212:30 pm
FRA
- STL
1 stop15h 25m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$1,307
This Alaska Airlines deal was found by Cheapflights users on 4/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 am
STL
- FRA
1 stop23h 45m
Alaska Airlines
Sun 9/272:15 pm
FRA
- STL
1 stop16h 44m
Alaska Airlines
Deal found 4/5![Alaska Airlines logo]()
$1,297
This Turkish Airlines deal was found by Cheapflights users on 4/8. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:00 am
STL
- FRA
2 stops24h 40m
Multiple Airlines
Sat 8/810:25 pm
FRA
- STL
2 stops29h 51m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$1,347
Last-minute flights from St. Louis to FrankfurtDiscover last-minute flight deals from St. Louis to Frankfurt. Data last updated April 10, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Frankfurt. Data last updated April 10, 2026 and is based on user searches.
This Turkish Airlines deal was found by Cheapflights users on 4/7. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:45 am
STL
- FRA
2 stops22h 55m
Multiple Airlines
Thu 4/237:00 pm
FRA
- STL
2 stops33h 13m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$1,113
This FlightHub deal was found by Cheapflights users on 4/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:45 am
STL
- FRA
2 stops22h 55m
Turkish Airlines
Mon 5/187:00 pm
FRA
- STL
2 stops33h 13m
Turkish Airlines
Deal found 4/5![Turkish Airlines logo]()
$1,036
This Turkish Airlines deal was found by Cheapflights users on 4/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:45 am
STL
- FRA
2 stops40h 10m
Turkish Airlines
Wed 4/226:50 am
FRA
- STL
2 stops45h 23m
Turkish Airlines
Deal found 4/9![Turkish Airlines logo]()
$1,064
This Turkish Airlines deal was found by Cheapflights users on 4/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:45 am
STL
- FRA
2 stops26h 50m
Turkish Airlines
Fri 5/810:35 am
FRA
- STL
2 stops41h 38m
Turkish Airlines
Deal found 4/9![Turkish Airlines logo]()
$1,050
This Turkish Airlines deal was found by Cheapflights users on 4/7. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:45 am
STL
- FRA
2 stops22h 55m
Multiple Airlines
Fri 5/87:00 pm
FRA
- STL
2 stops33h 13m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$1,096
This FlightHub deal was found by Cheapflights users on 4/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:45 am
STL
- FRA
2 stops26h 50m
Turkish Airlines
Sun 5/1011:30 am
FRA
- STL
2 stops40h 43m
Turkish Airlines
Deal found 4/7![Turkish Airlines logo]()
$1,130
This Mytrip deal was found by Cheapflights users on 4/6. 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 5/61:05 pm
STL
- FRA
3 stops22h 10m
Multiple Airlines
Wed 5/138:00 am
FRA
- STL
2 stops19h 25m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$1,105
This Condor deal was found by Cheapflights users on 4/7. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2210:15 am
STL
- FRA
1 stop12h 30m
Multiple Airlines
Fri 5/2912:30 pm
FRA
- STL
1 stop15h 25m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$1,166
This Condor deal was found by Cheapflights users on 4/6. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2510:15 am
STL
- FRA
1 stop12h 30m
Multiple Airlines
Fri 6/512:30 pm
FRA
- STL
1 stop15h 25m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$1,192
One-way flights from St. Louis to FrankfurtSearch for one-way flight options from St. Louis to Frankfurt. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
Search for one-way flight options from St. Louis to Frankfurt. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/249:50 am
STL
- FRA
3 stops44h 10m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$469
This Mytrip deal was found by Cheapflights users on 4/8. 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.
Tue 9/18:55 am
STL
- FRA
2 stops26h 45m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$496
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:59 pm
STL
- FRA
3 stops38h 36m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$535
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:29 pm
STL
- FRA
2 stops34h 46m
Aer Lingus
Deal found 4/4![Aer Lingus logo]()
$554
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:29 pm
STL
- FRA
3 stops22h 36m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$567
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/79:08 am
STL
- FRA
2 stops27h 47m
Aer Lingus
Deal found 4/5![Aer Lingus logo]()
$572
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:08 am
STL
- FRA
2 stops18h 07m
Aer Lingus
Deal found 4/5![Aer Lingus logo]()
$577
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:08 am
STL
- FRA
2 stops41h 07m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$580
This Condor deal was found by Cheapflights users on 4/7. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:00 am
STL
- FRA
1 stop15h 45m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$586
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3110:19 am
STL
- FRA
3 stops40h 56m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$593
Find flight deals from St. Louis to Frankfurt
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Frankfurt (FRA). 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 April 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $840 (KAYAK) |
One-way from | $469 (Kiwi.com) |
Popular in | June |
Cheapest in | March |
Average price | $1,223 |
Good round-trip deal | $1,058 or less |
Good one-way deal | $492 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Frankfurt 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 April 10, 2026.
Use the filters below to find and compare flights from St. Louis to Frankfurt am Main Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Sun 9/20
5:32 pm-6:45 am
2 stops30h 13m
Frankfurt am Main
Sun 9/27
7:00 pm-2:18 pm
2 stops50h 18m
$1,038
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Mon 8/17
3:42 pm-7:45 pm
2 stops21h 03m
Frankfurt am Main
Mon 8/31
7:00 am-11:37 pm
3 stops23h 37m
$1,168
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Sun 9/20
1:30 pm-2:35 pm
2 stops18h 05m
Frankfurt am Main
Sun 9/27
7:00 am-11:37 pm
3 stops23h 37m
$1,238
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Sun 9/13
7:34 pm-12:55 pm
2 stops34h 21m
Frankfurt am Main
Wed 9/23
2:15 pm-11:59 pm
1 stop16h 44m
$1,259
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Wed 5/6
7:00 am-12:45 pm
1 stop22h 45m
Frankfurt am Main
Sun 5/17
11:45 am-4:37 pm
2 stops35h 52m
$1,262
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Fri 7/3
9:55 am-5:45 am
1 stop12h 50m
Frankfurt am Main
Fri 7/17
12:30 pm-8:55 pm
1 stop15h 25m
$1,272
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Sun 9/20
6:00 am-12:45 pm
1 stop23h 45m
Frankfurt am Main
Sun 9/27
2:15 pm-11:59 pm
1 stop16h 44m
$1,297
Quickest round-trip
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Fri 5/29
10:15 am-5:45 am
1 stop12h 30m
Frankfurt am Main
Fri 6/12
12:30 pm-8:55 pm
1 stop15h 25m
$1,307
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Wed 7/29
6:00 am-1:40 pm
2 stops24h 40m
Frankfurt am Main
Sat 8/8
10:25 pm-9:16 pm
2 stops29h 51m
$1,347
Cheapest one-way
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Fri 4/24
9:50 am-1:00 pm
3 stops44h 10m
$469
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Frankfurt
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Frankfurt in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on St. Louis-Frankfurt am Main Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Frankfurt am Main Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Frankfurt am Main Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Frankfurt am Main Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Frankfurt am Main Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Frankfurt
Have a flexible travel schedule? Discover the best time to fly to Frankfurt from St. Louis with our price prediction graph.
STL-FRA
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 Frankfurt am Main Airport
How far ahead should I book a flight from St. Louis to Frankfurt am Main Airport?
Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Frankfurt. Price data was last updated on April 3, 2026.
The price you pay for your flight from St. Louis to Frankfurt am Main Airport may vary depending on when you book. For the best chance of a lower fare, look to book 2 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from St. Louis to Frankfurt am Main Airport?
Currently, April is the cheapest month in which you can book a flight from St. Louis to Frankfurt am Main Airport (average of $453). Flying from St. Louis to Frankfurt am Main Airport in June is currently the most expensive (average of $1,091). 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 FRA?
Find hourly flight availability from St. Louis to Frankfurt. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 10, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Frankfurt am Main Airport as you normally would.
The best insider tips for St. Louis to Frankfurt am Main Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your St. Louis to Frankfurt am Main Airport trip
Our travel experts
Reviews of airlines servicing Frankfurt
Get insights into the airlines that provide service to Frankfurt. 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 Frankfurt. Reviews last updated April 10, 2026.
Read through reviews of airlines operating flights from St. Louis to Frankfurt am Main Airport, such as United Airlines,American Airlines, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Food
6.6
Comfort
7.3
Entertainment
7.1
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Overall
7.4
Food
6.6
Comfort
7.3
Entertainment
7.1
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Overall
7.4
Food
6.6
Comfort
7.3
Entertainment
7.1
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Overall
7.4
Food
6.6
Comfort
7.3
Entertainment
7.1
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Overall
7.4
Food
6.6
Comfort
7.3
Entertainment
7.1
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Overall
7.4
Food
6.6
Comfort
7.3
Entertainment
7.1
Crew
8.1
Boarding
7.7
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 Frankfurt. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Frankfurt am Main Airport?
Book flights to Frankfurt am Main Airport if you plan to visit one of these locationsKaiserslautern
Koblenz
Wurzburg
Baden-Baden
Speyer
Heilbronn
Trier
Boppard
Mainz
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Other flights to Frankfurt
Explore flights to Frankfurt departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 10, 2026.
St. Louis and Frankfurt flights
Browse other St. Louis and Frankfurt flight options. Last updated on April 10, 2026.
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Top 7 airlines flying from St. Louis to Frankfurt
Discover the top 7 airlines that operate flights from St. Louis to Frankfurt. 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 April 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$355 | Average$919 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$390 | Average$946 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$470 | Average$906 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$683 | Average$1,138 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$723 | Average$1,115 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$816 | Average$1,318 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$921 | Average$1,202 | FlexibilityNo cancel fee | On-time67% |