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

Return flights

17 Sep - 30 Sep	Turkish Airlines
14 Sep - 24 Sep	Frontier Airlines
17 Sep - 26 Sep	Turkish Airlines
08 Sep - 23 Sep	SWISS
17 Sep - 29 Sep	Turkish Airlines
19 Sep - 03 Oct	Turkish Airlines
25 Sep - 08 Oct	Turkish Airlines
18 Sep - 02 Oct	Turkish Airlines
24 Sep - 01 Oct	Turkish Airlines
11 Sep - 21 Sep	Turkish Airlines
25 Sep - 18 Oct	Turkish Airlines
17 Sep - 11 Oct	Turkish Airlines
18 Sep - 28 Sep	Turkish Airlines
10 Sep - 17 Sep	United
08 Sep - 15 Sep	United
26 Sep - 03 Oct	United
18 Sep - 25 Sep	United
28 Sep - 05 Oct	United

Also check the deals for one-way flights from Dallas-Fort Worth to Zurich 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 Zurich in September from $594

Return flights