Cheapest return flights from Dallas-Fort Worth to London in September from $673

Best time to book flights for Dallas-Fort Worth (DFW) to London (LHR) flights at AirHint

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

Return flights

23 Sep - 09 Oct British Airways
22 Sep - 09 Oct British Airways
24 Sep - 01 Oct British Airways
22 Sep - 06 Oct British Airways
24 Sep - 01 Oct Finnair direct
23 Sep - 09 Oct Finnair direct
22 Sep - 09 Oct Finnair direct
25 Sep - 06 Oct British Airways
02 Sep - 16 Sep jetBlue
22 Sep - 06 Oct British Airways direct
10 Sep - 25 Sep British Airways
01 Sep - 01 Oct British Airways
09 Sep - 16 Sep British Airways
02 Sep - 09 Sep jetBlue
07 Sep - 22 Sep British Airways
09 Sep - 16 Sep Finnair direct
10 Sep - 25 Sep Finnair direct
02 Sep - 09 Sep Finnair direct
02 Sep - 16 Sep American Airlines direct
06 Sep - 21 Sep jetBlue

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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