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

Return flights

18 Aug - 29 Sep	Brussels Airlines
20 Aug - 27 Aug	Lufthansa
12 Aug - 22 Aug	Lufthansa
03 Aug - 15 Aug	Virgin Atlantic
13 Aug - 20 Aug	Air Canada
11 Aug - 26 Aug	Finnair
13 Aug - 19 Aug	British Airways
12 Aug - 26 Aug	Lufthansa
17 Aug - 02 Sep	Finnair
18 Aug - 03 Sep	Finnair
26 Aug - 02 Sep	British Airways
20 Aug - 26 Aug	Finnair
20 Aug - 01 Sep	Finnair
17 Aug - 29 Sep	Finnair
25 Aug - 02 Sep	Finnair
25 Aug - 01 Sep	Finnair
27 Aug - 10 Sep	Finnair
27 Aug - 03 Sep	Finnair
11 Aug - 18 Aug	Air Canada
11 Aug - 20 Aug	Delta

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

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 London in August from 453€

Return flights