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

Return flights

02 May - 16 May	Delta
02 May - 09 May	Finnair
02 May - 09 May	Finnair	direct
02 May - 16 May	Iberia	direct
21 May - 28 May	Finnair
21 May - 02 Jun	Finnair
21 May - 28 May	British Airways	direct
21 May - 02 Jun	Iberia	direct
16 May - 23 May	Finnair
16 May - 23 May	British Airways	direct
31 May - 11 Jun	jetBlue
23 May - 02 Jun	WestJet
23 May - 04 Jun	WestJet
31 May - 10 Jun	Air Canada
27 May - 03 Jun	Finnair
25 May - 04 Jun	United
25 May - 04 Jun	British Airways	direct
27 May - 03 Jun	British Airways	direct

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 623€

Return flights