Cheapest one-way flights from St. Louis to Frankfurt in October from $279

AirHint found the following cheapest one-way flights from St. Louis (STL) to Frankfurt (FRA) in October 2025 (see full year).

One-Way flights

14 Oct Frontier Airlines
26 Oct Spirit Airlines
15 Oct Frontier Airlines
10 Oct Frontier Airlines
25 Oct Spirit Airlines
19 Oct Finnair
26 Oct United direct
19 Oct United direct
15 Oct Lufthansa direct
05 Oct Air France

Also check the deals for return flights from St. Louis to Frankfurt in October.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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