Flights from Frankfurt to St. Louis

Our cheapest offers for flights from Frankfurt to St. Louis

Here you can compare cheap flights from Frankfurt (FRA) to St. Louis (STL) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to St. Louis. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Frankfurt
St. Louis
Outbound
10/18/25
1 Stopover (ORD)
UA0906, UA4518
12h 37min
Return
10/22/25
1 Stopover (ORD)
LH8923, LH9153
11h 05min
United Airlines ?
$585
Best option
Frankfurt
St. Louis
Outbound
11/09/25
direct
LH0448
10h 10min
Return
12/07/25
direct
LH0449
08h 40min
Lufthansa
$655
Frankfurt
St. Louis
Outbound
10/07/25
2 Stopovers (DUB, ORD)
EI0651, EI0125, EI7240
19h 59min
Return
12/11/25
2 Stopovers (ORD, DUB)
EI7204, EI0124, EI0656
19h 41min
Aer Lingus Irish Airlines
$826
Frankfurt
St. Louis
Outbound
10/07/25
1 Stopover (YYZ)
AC0843, AC8975
29h 13min
Return
12/11/25
1 Stopover (IAH)
UA1371, LH7600
22h 25min
Air Canada ?
$589
Frankfurt
St. Louis
Outbound
10/18/25
1 Stopover (YYZ)
AC0841, AC8975
12h 18min
Return
10/22/25
direct
LH0449
08h 55min
Air Canada
$604
Frankfurt
St. Louis
Outbound
10/18/25
1 Stopover (YYZ)
AC0841, AC8975
12h 18min
Return
10/22/25
direct
LH0449
08h 55min
Air Canada
$609
Frankfurt
St. Louis
Outbound
11/09/25
2 Stopovers (HEL, DFW)
AY1416, AY0019, AY4300
31h 10min
Return
12/07/25
1 Stopover (CLT)
AA1992, AY3796
20h 48min
Finnair
$612
Frankfurt
St. Louis
Outbound
11/09/25
2 Stopovers (AMS, ATL)
KL1814, KL0623, KL5876
16h 12min
Return
12/07/25
1 Stopover (ATL)
KL5874, KL6114
30h 38min
KLM ?
$614
Frankfurt
St. Louis
Outbound
11/09/25
1 Stopover (CLT)
AA0705, AA2477
14h 04min
Return
12/07/25
2 Stopovers (CLT, LHR)
AA2477, AA0734, AA7237
14h 57min
American Airlines
$636
Frankfurt
St. Louis
Outbound
11/09/25
1 Stopover (CLT)
BA1562, BA6741
14h 04min
Return
12/07/25
2 Stopovers (DFW, LHR)
BA6983, BA0192, BA0904
15h 37min
British Airways ?
$640
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Frankfurt - St. Louis

Roundtrip from $ 584,22
Distance 7380 km
Departure airport Airport Frankfurt-Main (FRA)
Departure country Flights from Germany
Arrival airport Airport St. Louis - Lambert International Airport (STL)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to St. Louis
Flight destinations with a similar price
Flight destinations with a similar price