Cheapest return flights from St. Louis to Frankfurt in March from $828

Best time to book flights for St. Louis (STL) to Frankfurt (FRA) flights at AirHint

AirHint found the following cheapest return flights from St. Louis (STL) to Frankfurt (FRA) in March 2025 (see full year).

Return flights

12 Mar - 19 Mar Frontier Airlines
12 Mar - 19 Mar Lufthansa direct
19 Mar - 30 Mar Lufthansa
12 Mar - 17 Mar Frontier Airlines
19 Mar - 30 Mar Lufthansa direct
16 Mar - 30 Mar Lufthansa direct
14 Mar - 30 Mar Air Canada
15 Mar - 30 Mar United
07 Mar - 16 Mar KLM
07 Mar - 16 Mar United direct

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

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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