AirHint found the following cheapest return flights from Mexico City (MEX) to London (LHR) in January 2026 (see full year).

Return flights

20 Jan - 29 Jan	WestJet
12 Jan - 20 Jan	Aeromexico
26 Jan - 01 Feb	Iberia
15 Jan - 29 Jan	Aeromexico	direct
12 Jan - 21 Jan	Air Canada
12 Jan - 26 Jan	Air Canada
13 Jan - 23 Jan	Air Canada
13 Jan - 22 Jan	Air Canada
19 Jan - 26 Jan	Air Canada
19 Jan - 03 Feb	Air Canada
29 Jan - 12 Feb	Air Canada
13 Jan - 22 Jan	Aeromexico	direct
13 Jan - 23 Jan	Aeromexico	direct
28 Jan - 04 Feb	Lufthansa
30 Jan - 15 Feb	Lufthansa
26 Jan - 01 Feb	British Airways	direct
30 Jan - 15 Feb	British Airways	direct

Also check the deals for one-way flights from Mexico City 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 Mexico City to London in January from 719€

Return flights