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

Return flights

30 Jan - 22 Feb	Lufthansa
27 Jan - 03 Feb	KLM
30 Jan - 15 Feb	Lufthansa
22 Jan - 04 Feb	SWISS
20 Jan - 28 Jan	SWISS
20 Jan - 27 Jan	Lufthansa
30 Jan - 16 Feb	Lufthansa
26 Jan - 09 Feb	Lufthansa
26 Jan - 02 Feb	Lufthansa
22 Jan - 09 Feb	Lufthansa
22 Jan - 01 Feb	Lufthansa
23 Jan - 04 Feb	Lufthansa
19 Jan - 26 Jan	Lufthansa
16 Jan - 25 Jan	Lufthansa
16 Jan - 27 Jan	Lufthansa
16 Jan - 26 Jan	Lufthansa
14 Jan - 28 Jan	SWISS
15 Jan - 22 Jan	Lufthansa
21 Jan - 25 Jan	Lufthansa
21 Jan - 26 Jan	Lufthansa

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 644€

Return flights