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

Return flights

03 Mar - 10 Mar	Air Canada
03 Mar - 11 Mar	Air Canada
10 Mar - 16 Mar	Lufthansa
02 Mar - 09 Mar	Finnair
29 Mar - 14 Apr	Lufthansa
16 Mar - 24 Mar	Air Canada
29 Mar - 27 Apr	Air France
29 Mar - 13 Apr	Lufthansa
08 Mar - 15 Mar	Lufthansa
31 Mar - 05 Apr	Air Canada
17 Mar - 23 Mar	Lufthansa
16 Mar - 25 Mar	Lufthansa
10 Mar - 24 Mar	Lufthansa
11 Mar - 22 Mar	Air Canada
17 Mar - 04 Apr	Frontier Airlines
04 Mar - 04 Apr	KLM
26 Mar - 02 Apr	Frontier Airlines
09 Mar - 21 Apr	Finnair
04 Mar - 03 Apr	KLM
13 Mar - 08 Apr	Spirit Airlines

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

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 March from 484€

Return flights