Flights from Frankfurt to St. Louis with United Airlines

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
Frankfurt
St. Louis
Outbound
10/18/25
1 Stopover (ORD)
UA0945, UA1872
12h 37min
Return
10/22/25
1 Stopover (DEN)
UA2625, UA0182
12h 40min
United Airlines ?
$683
Frankfurt
St. Louis
Outbound
10/18/25
1 Stopover (ORD)
UA0906, UA4518
12h 37min
Return
10/22/25
1 Stopover (IAH)
UA1371, UA0046
22h 00min
United Airlines ?
$1,619
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