$335+ 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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FRA
Mar 30 — Apr 61
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
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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 January or October, booked 3 days in advance, depart on a Tuesday or Monday and return on a Thursday
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 February 28, 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 February 28, 2026.
This Expedia deal was found by Cheapflights users on 2/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/233:42 pm
STL
- FRA
2 stops15h 53m
Scandinavian Airlines
Sat 9/53:20 pm
FRA
- STL
2 stops39h 17m
Scandinavian Airlines
Deal found 2/25![Scandinavian Airlines logo]()
$728
This Scandinavian Airlines deal was found by Cheapflights users on 2/25. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:42 pm
STL
- FRA
2 stops15h 53m
Scandinavian Airlines
Fri 9/183:20 pm
FRA
- STL
2 stops36h 30m
Scandinavian Airlines
Deal found 2/25![Scandinavian Airlines logo]()
$740
This Condor deal was found by Cheapflights users on 2/25. 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 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
Wed 9/912:30 pm
FRA
- STL
1 stop14h 10m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$790
This Trip.com deal was found by Cheapflights users on 2/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:35 pm
STL
- FRA
2 stops16h 10m
Multiple Airlines
Tue 8/2510:40 am
FRA
- STL
1 stop15h 50m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$809
This Orbitz deal was found by Cheapflights users on 2/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:35 pm
STL
- FRA
2 stops15h 20m
Multiple Airlines
Mon 11/210:15 am
FRA
- STL
1 stop19h 14m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$837
This Scandinavian Airlines deal was found by Cheapflights users on 2/24. 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.
Fri 11/271:30 pm
STL
- FRA
2 stops23h 15m
Scandinavian Airlines
Fri 12/410:30 am
FRA
- STL
2 stops20h 09m
Scandinavian Airlines
Deal found 2/24![Scandinavian Airlines logo]()
$848
This AirNGo deal was found by Cheapflights users on 2/25. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/195:21 pm
STL
- FRA
2 stops18h 14m
Finnair
Sun 5/311:30 am
FRA
- STL
2 stops17h 49m
Finnair
Deal found 2/25![Finnair logo]()
$849
This Expedia deal was found by Cheapflights users on 2/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/204:05 pm
STL
- FRA
1 stop12h 05m
Multiple Airlines
Mon 4/279:10 pm
FRA
- STL
2 stops25h 15m
Multiple Airlines
Deal found 2/28![Multiple Airlines logo]()
$852
This Expedia deal was found by Cheapflights users on 2/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/239:40 pm
STL
- FRA
2 stops29h 35m
Multiple Airlines
Sat 9/59:20 am
FRA
- STL
1 stop17h 03m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$853
This Scandinavian Airlines deal was found by Cheapflights users on 2/25. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/131:30 pm
STL
- FRA
2 stops18h 05m
Scandinavian Airlines
Fri 9/183:20 pm
FRA
- STL
2 stops36h 30m
Scandinavian Airlines
Deal found 2/25![Scandinavian Airlines logo]()
$860
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 February 28, 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 February 28, 2026.
This Condor deal was found by Cheapflights users on 2/24. 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 8/1210:25 am
STL
- FRA
1 stop12h 20m
Multiple Airlines
Tue 8/2512:30 pm
FRA
- STL
1 stop14h 10m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$898
This Scandinavian Airlines deal was found by Cheapflights users on 2/24. 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 4/1911:42 am
STL
- FRA
2 stops25h 03m
Scandinavian Airlines
Sun 5/37:00 am
FRA
- STL
3 stops23h 36m
Scandinavian Airlines
Deal found 2/24![Scandinavian Airlines logo]()
$922
This Alaska Airlines deal was found by Cheapflights users on 2/24. 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.
Fri 8/216:20 pm
STL
- FRA
1 stop33h 10m
Alaska Airlines
Fri 8/282:15 pm
FRA
- STL
1 stop16h 44m
Alaska Airlines
Deal found 2/24![Alaska Airlines logo]()
$1,165
This Scandinavian Airlines deal was found by Cheapflights users on 2/27. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/93:42 pm
STL
- FRA
2 stops21h 03m
Scandinavian Airlines
Sun 8/233:20 pm
FRA
- STL
2 stops36h 30m
Scandinavian Airlines
Deal found 2/27![Scandinavian Airlines logo]()
$960
This Scandinavian Airlines deal was found by Cheapflights users on 2/27. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/151:30 pm
STL
- FRA
2 stops23h 15m
Scandinavian Airlines
Wed 8/263:20 pm
FRA
- STL
2 stops39h 17m
Scandinavian Airlines
Deal found 2/27![Scandinavian Airlines logo]()
$960
This Condor deal was found by Cheapflights users on 2/24. 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 7/810:15 am
STL
- FRA
1 stop12h 30m
Multiple Airlines
Wed 7/2212:30 pm
FRA
- STL
1 stop15h 00m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$1,250
This Scandinavian Airlines deal was found by Cheapflights users on 2/28. 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
3 stops19h 18m
Scandinavian Airlines
Mon 8/317:00 am
FRA
- STL
3 stops23h 37m
Scandinavian Airlines
Deal found 2/28![Scandinavian Airlines logo]()
$1,072
This Alaska Airlines deal was found by Cheapflights users on 2/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:41 pm
STL
- FRA
1 stop34h 04m
Alaska Airlines
Thu 6/42:15 pm
FRA
- STL
1 stop16h 39m
Alaska Airlines
Deal found 2/27![Alaska Airlines logo]()
$1,378
This Condor deal was found by Cheapflights users on 2/28. 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 7/179:55 am
STL
- FRA
1 stop12h 50m
Multiple Airlines
Fri 7/2412:30 pm
FRA
- STL
1 stop15h 25m
Multiple Airlines
Deal found 2/28![Multiple Airlines logo]()
$1,258
This Alaska Airlines deal was found by Cheapflights users on 2/24. 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 7/85:33 pm
STL
- FRA
1 stop34h 17m
Alaska Airlines
Thu 7/1611:35 am
FRA
- STL
1 stop35h 58m
Alaska Airlines
Deal found 2/24![Alaska Airlines logo]()
$1,393
This Condor deal was found by Cheapflights users on 2/28. 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 6/1710:15 am
STL
- FRA
1 stop12h 30m
Multiple Airlines
Fri 7/312:30 pm
FRA
- STL
1 stop15h 25m
Multiple Airlines
Deal found 2/28![Multiple Airlines logo]()
$1,381
Last-minute flights from St. Louis to FrankfurtDiscover last-minute flight deals from St. Louis to Frankfurt. Data last updated February 28, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Frankfurt. Data last updated February 28, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 2/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:36 pm
STL
- FRA
2 stops32h 29m
Aer Lingus
Mon 3/28:00 pm
FRA
- STL
2 stops34h 04m
Aer Lingus
Deal found 2/24![Aer Lingus logo]()
$1,119
This Turkish Airlines deal was found by Cheapflights users on 2/24. 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.
Sat 2/287:41 am
STL
- FRA
2 stops31h 34m
Turkish Airlines
Mon 3/27:05 am
FRA
- STL
2 stops45h 00m
Turkish Airlines
Deal found 2/24![Turkish Airlines logo]()
$1,142
This oojo deal was found by Cheapflights users on 2/24. 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 3/36:00 am
STL
- FRA
2 stops21h 05m
Aer Lingus
Mon 3/98:00 pm
FRA
- STL
2 stops33h 02m
Aer Lingus
Deal found 2/24![Aer Lingus logo]()
$936
This oojo deal was found by Cheapflights users on 2/27. 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.
Mon 3/168:01 am
STL
- FRA
2 stops20h 04m
Aer Lingus
Tue 3/2410:45 am
FRA
- STL
2 stops42h 17m
Aer Lingus
Deal found 2/27![Aer Lingus logo]()
$1,019
This oojo deal was found by Cheapflights users on 2/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:00 am
STL
- FRA
2 stops22h 05m
Aer Lingus
Wed 4/18:40 pm
FRA
- STL
2 stops33h 22m
Aer Lingus
Deal found 2/25![Aer Lingus logo]()
$989
This KAYAK deal was found by Cheapflights users on 2/24. 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 3/234:21 pm
STL
- FRA
2 stops16h 09m
Scandinavian Airlines
Fri 3/278:30 pm
FRA
- STL
2 stops33h 28m
Scandinavian Airlines
Deal found 2/24![Scandinavian Airlines logo]()
$1,133
This oojo deal was found by Cheapflights users on 2/24. 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 3/248:00 am
STL
- FRA
2 stops44h 05m
Aer Lingus
Tue 3/3110:55 am
FRA
- STL
2 stops19h 07m
Aer Lingus
Deal found 2/24![Aer Lingus logo]()
$937
This Cheapflightsfares deal was found by Cheapflights users on 2/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2411:28 am
STL
- FRA
1 stop14h 07m
Lufthansa
Tue 3/3112:15 pm
FRA
- STL
2 stops15h 53m
Lufthansa
Deal found 2/24![Lufthansa logo]()
$1,056
This oojo deal was found by Cheapflights users on 2/24. 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 3/282:25 pm
STL
- FRA
2 stops36h 50m
Aer Lingus
Tue 4/710:55 am
FRA
- STL
2 stops19h 51m
Aer Lingus
Deal found 2/24![Aer Lingus logo]()
$1,139
This oojo deal was found by Cheapflights users on 2/27. 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.
Tue 3/319:21 am
STL
- FRA
2 stops17h 54m
Aer Lingus
Thu 4/910:55 am
FRA
- STL
2 stops19h 51m
Aer Lingus
Deal found 2/27![Aer Lingus logo]()
$946
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 February 28, 2026.
Search for one-way flight options from St. Louis to Frankfurt. Find affordable one-way fares based on user searches. Data last updated February 28, 2026.
This Mytrip deal was found by Cheapflights users on 2/24. 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 8/212:10 pm
STL
- FRA
2 stops24h 45m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$335
This oojo deal was found by Cheapflights users on 2/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/98:00 am
STL
- FRA
2 stops29h 20m
Aer Lingus
Deal found 2/26![Aer Lingus logo]()
$372
This oojo deal was found by Cheapflights users on 2/24. 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.
Mon 4/2712:25 pm
STL
- FRA
2 stops14h 50m
Aer Lingus
Deal found 2/24![Aer Lingus logo]()
$373
This oojo deal was found by Cheapflights users on 2/27. 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.
Sun 4/1912:25 pm
STL
- FRA
2 stops14h 50m
Aer Lingus
Deal found 2/27![Aer Lingus logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 2/24. 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 4/278:23 pm
STL
- FRA
3 stops34h 02m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$384
This Mytrip deal was found by Cheapflights users on 2/25. 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.
Sat 8/12:40 pm
STL
- FRA
2 stops22h 15m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$388
This oojo deal was found by Cheapflights users on 2/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/39:17 am
STL
- FRA
2 stops17h 58m
Aer Lingus
Deal found 2/25![Aer Lingus logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 2/24. 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 5/54:55 pm
STL
- FRA
3 stops40h 25m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 2/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:06 pm
STL
- FRA
3 stops33h 54m
Multiple Airlines
Deal found 2/27![Multiple Airlines logo]()
$405
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 February 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $728 (Expedia) |
One-way from | $335 (Mytrip) |
Popular in | June |
Cheapest in | January |
Average price | $1,114 |
Good round-trip deal | $791 or less |
Good one-way deal | $451 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 February 28, 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
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Wed 8/12
10:25 am-5:45 am
1 stop12h 20m
Frankfurt am Main
Tue 8/25
12:30 pm-7:40 pm
1 stop14h 10m
$898
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Sun 4/19
11:42 am-7:45 pm
2 stops25h 03m
Frankfurt am Main
Sun 5/3
7:00 am-11:36 pm
3 stops23h 36m
$922
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Sun 8/9
3:42 pm-7:45 pm
2 stops21h 03m
Frankfurt am Main
Sun 8/23
3:20 pm-8:50 pm
2 stops36h 30m
$960
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Sat 8/15
1:30 pm-7:45 pm
2 stops23h 15m
Frankfurt am Main
Wed 8/26
3:20 pm-11:37 pm
2 stops39h 17m
$960
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Mon 8/17
3:42 pm-6:00 pm
3 stops19h 18m
Frankfurt am Main
Mon 8/31
7:00 am-11:37 pm
3 stops23h 37m
$1,072
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Fri 8/21
6:20 pm-10:30 am
1 stop33h 10m
Frankfurt am Main
Fri 8/28
2:15 pm-11:59 pm
1 stop16h 44m
$1,165
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Wed 7/8
10:15 am-5:45 am
1 stop12h 30m
Frankfurt am Main
Wed 7/22
12:30 pm-8:30 pm
1 stop15h 00m
$1,250
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Fri 7/17
9:55 am-5:45 am
1 stop12h 50m
Frankfurt am Main
Fri 7/24
12:30 pm-8:55 pm
1 stop15h 25m
$1,258
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Sat 5/23
7:41 pm-12:45 pm
1 stop34h 04m
Frankfurt am Main
Thu 6/4
2:15 pm-11:54 pm
1 stop16h 39m
$1,378
St. LouisFrankfurt am Main
STL - FRA
STLFRA
Lambert-St Louis
Wed 6/17
10:15 am-5:45 am
1 stop12h 30m
Frankfurt am Main
Fri 7/3
12:30 pm-8:55 pm
1 stop15h 25m
$1,381
Showing 1-10 of 21 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 February.
| 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 February 20, 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, August is the cheapest month in which you can book a flight from St. Louis to Frankfurt am Main Airport (average of $470). Flying from St. Louis to Frankfurt am Main Airport in May is currently the most expensive (average of $871). 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.
How much does it cost to fly round-trip from St. Louis to Frankfurt am Main Airport?
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 February 28, 2026.
Read through reviews of airlines operating flights from St. Louis to Frankfurt am Main Airport, 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.
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
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 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 locationsKoblenz
Wurzburg
Baden-Baden
Speyer
Wiesbaden
Heilbronn
Trier
Boppard
Mainz
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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 February 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$390 | Average$946 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$610 | Average$942 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$648 | Average$946 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$723 | Average$1,091 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$739 | Average$1,131 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$816 | Average$1,346 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$921 | Average$1,202 | FlexibilityNo cancel fee | On-time67% |