Cheapest return flights from St. Louis to Frankfurt in May from 839€

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 May 2025 (see full year).

Return flights

06 May - 13 May United
14 May - 21 May United
20 May - 27 May United
02 May - 09 May United
04 May - 11 May United
08 May - 15 May United
11 May - 18 May United
04 May - 18 May Air Canada
03 May - 17 May Air Canada
17 May - 24 May United
26 May - 02 Jun United
29 May - 05 Jun United
31 May - 13 Jun Air Canada

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

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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