Cheapest return flights from St. Louis to Frankfurt in January from 564€

AirHint found the following cheapest return flights from St. Louis (STL) to Frankfurt (FRA) in January 2026 (see full year).

Return flights

09 Jan - 23 Jan Frontier Airlines
07 Jan - 14 Jan Lufthansa direct
14 Jan - 21 Jan Lufthansa direct
20 Jan - 27 Jan Lufthansa
23 Jan - 30 Jan Lufthansa direct
09 Jan - 23 Jan Lufthansa direct
09 Jan - 16 Jan Lufthansa
26 Jan - 02 Feb Lufthansa
29 Jan - 05 Feb Lufthansa
17 Jan - 24 Jan Lufthansa
05 Jan - 12 Jan Lufthansa
11 Jan - 18 Jan Lufthansa direct

Also check the deals for one-way flights from St. Louis to Frankfurt in January.

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