Cheapest return flights from Dallas-Fort Worth to London in September from $640

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to London (LHR) in September 2026 (see full year).

Return flights

26 Sep - 28 Sep Scandinavian Airlines
19 Sep - 30 Sep Scandinavian Airlines
06 Sep - 30 Sep Scandinavian Airlines
23 Sep - 20 Oct Scandinavian Airlines
01 Sep - 08 Sep Finnair
17 Sep - 27 Sep Turkish Airlines
23 Sep - 20 Oct American Airlines direct
06 Sep - 30 Sep Iberia direct
01 Sep - 08 Sep British Airways direct
18 Sep - 27 Sep Turkish Airlines
19 Sep - 30 Sep Finnair direct
19 Sep - 27 Sep Air Canada

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

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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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