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

Return flights

25 Jan - 01 Feb	Lufthansa
24 Jan - 01 Feb	Lufthansa
24 Jan - 08 Feb	Lufthansa
18 Jan - 26 Jan	Lufthansa
25 Jan - 09 Feb	Lufthansa
25 Jan - 08 Feb	Lufthansa
26 Jan - 01 Feb	Lufthansa
29 Jan - 01 Feb	Lufthansa
18 Jan - 25 Jan	Lufthansa
20 Jan - 29 Jan	American Airlines
21 Jan - 29 Jan	American Airlines
21 Jan - 12 Feb	American Airlines
27 Jan - 04 Feb	Lufthansa
19 Jan - 25 Jan	Lufthansa
19 Jan - 09 Feb	Lufthansa
24 Jan - 27 Jan	Lufthansa
21 Jan - 28 Jan	Lufthansa
20 Jan - 28 Jan	Lufthansa
23 Jan - 25 Jan	Lufthansa
22 Jan - 29 Jan	Air France

Also check the deals for one-way flights from London to Mexico City 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 London to Mexico City in January from $661

Return flights