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

Return flights

28 Jan - 06 Feb	Lufthansa
28 Jan - 07 Feb	Spirit Airlines
25 Jan - 10 Feb	Air Canada
28 Jan - 05 Feb	Air Canada
28 Jan - 06 Feb	Finnair	direct
25 Jan - 10 Feb	Finnair	direct
28 Jan - 05 Feb	Finnair	direct
25 Jan - 01 Feb	Air Canada
25 Jan - 01 Feb	British Airways	direct
28 Jan - 07 Feb	Finnair	direct
23 Jan - 29 Jan	Finnair	direct
21 Jan - 28 Jan	Spirit Airlines
22 Jan - 29 Jan	Spirit Airlines
22 Jan - 26 Jan	Spirit Airlines
23 Jan - 30 Jan	Air Canada
19 Jan - 24 Jan	Spirit Airlines
18 Jan - 19 Jan	Iberia
22 Jan - 23 Jan	Air Canada
21 Jan - 28 Jan	American Airlines	direct
22 Jan - 29 Jan	Iberia	direct

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

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 January from 539€

Return flights