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

Return flights

12 May - 19 May	jetBlue
06 May - 14 May	Turkish Airlines
13 May - 27 May	Turkish Airlines
09 May - 20 May	Spirit Airlines
13 May - 20 May	KLM
01 May - 29 May	Spirit Airlines
06 May - 14 May	British Airways	direct
12 May - 19 May	British Airways	direct
13 May - 31 May	Turkish Airlines
03 May - 09 May	Finnair
31 May - 10 Jun	Aer Lingus
26 May - 16 Jun	Finnair
26 May - 03 Jun	Air Canada
24 May - 05 Jun	Air Canada
26 May - 03 Jun	British Airways	direct
26 May - 02 Jun	British Airways	direct
24 May - 05 Jun	Finnair	direct
31 May - 10 Jun	British Airways	direct
27 May - 06 Jun	Air Canada
22 May - 05 Jun	Air Canada

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

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 May from 621€

Return flights