AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Frankfurt (FRA) in September 2025 (see full year).

Return flights

09 Sep - 16 Sep	Spirit Airlines
14 Sep - 19 Sep	Frontier Airlines
10 Sep - 17 Sep	Lufthansa	direct
01 Sep - 17 Sep	Finnair
08 Sep - 23 Sep	Finnair
01 Sep - 16 Sep	Air Canada
01 Sep - 17 Sep	Lufthansa	direct
08 Sep - 23 Sep	British Airways	direct
10 Sep - 23 Sep	Lufthansa	direct
09 Sep - 16 Sep	British Airways	direct
28 Sep - 05 Oct	Spirit Airlines
24 Sep - 01 Oct	Lufthansa	direct
30 Sep - 07 Oct	Lufthansa	direct
29 Sep - 25 Oct	Spirit Airlines
08 Sep - 04 Oct	Finnair
14 Sep - 04 Oct	Finnair
08 Sep - 04 Oct	British Airways	direct
14 Sep - 04 Oct	British Airways	direct
27 Sep - 18 Oct	Spirit Airlines
26 Sep - 03 Oct	Lufthansa	direct

Also check the deals for one-way flights from Dallas-Fort Worth to Frankfurt in September.

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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Cheapest return flights from Dallas-Fort Worth to Frankfurt in September from 561€

Return flights