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

Return flights

03 Mar - 10 Mar	Finnair
03 Mar - 10 Mar	British Airways	direct
02 Mar - 09 Mar	United
02 Mar - 09 Mar	British Airways	direct
03 Mar - 17 Mar	British Airways	direct
05 Mar - 14 Mar	United
05 Mar - 14 Mar	British Airways	direct
12 Mar - 19 Mar	British Airways	direct
23 Mar - 30 Mar	British Airways	direct
16 Mar - 31 Mar	Finnair
14 Mar - 04 Apr	British Airways	direct
29 Mar - 12 Apr	Finnair
26 Mar - 18 Apr	Virgin Atlantic
29 Mar - 12 Apr	Iberia	direct
26 Mar - 18 Apr	Iberia	direct

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 519€

Return flights