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

Return flights

20 Jan - 27 Jan	KLM
26 Jan - 02 Feb	KLM
26 Jan - 09 Feb	KLM
27 Jan - 03 Feb	KLM
21 Jan - 26 Jan	Lufthansa
26 Jan - 05 Feb	Lufthansa
22 Jan - 08 Feb	Lufthansa
20 Jan - 04 Feb	Lufthansa
26 Jan - 16 Feb	Lufthansa
20 Jan - 10 Feb	Lufthansa
20 Jan - 29 Jan	KLM
26 Jan - 03 Feb	KLM
22 Jan - 04 Feb	Lufthansa
22 Jan - 27 Jan	Lufthansa
22 Jan - 25 Jan	Lufthansa
23 Jan - 25 Jan	Lufthansa
23 Jan - 26 Jan	Lufthansa
15 Jan - 26 Jan	Lufthansa
19 Jan - 26 Jan	Lufthansa
16 Jan - 19 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 588€

Return flights