Cheapest return flights from Dallas-Fort Worth to London in September from $476

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

Return flights

22 Sep - 29 Sep Spirit Airlines
23 Sep - 15 Oct Spirit Airlines
23 Sep - 30 Sep Spirit Airlines
21 Sep - 27 Sep Spirit Airlines
23 Sep - 29 Sep Spirit Airlines
07 Sep - 29 Sep Frontier Airlines
08 Sep - 22 Sep Frontier Airlines
11 Sep - 15 Sep Spirit Airlines
22 Sep - 07 Oct Spirit Airlines
11 Sep - 16 Sep Spirit Airlines
09 Sep - 23 Sep Spirit Airlines
24 Sep - 15 Oct Frontier Airlines
24 Sep - 01 Oct Spirit Airlines
22 Sep - 02 Oct Spirit Airlines
22 Sep - 08 Oct Spirit Airlines
23 Sep - 07 Oct Spirit Airlines
23 Sep - 06 Oct Spirit Airlines
24 Sep - 06 Oct Spirit Airlines
22 Sep - 14 Oct Spirit Airlines
19 Sep - 30 Sep Frontier Airlines

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

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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