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

Return flights

28 Jan - 11 Feb	British Airways
21 Jan - 29 Jan	Lufthansa
20 Jan - 03 Feb	Lufthansa
20 Jan - 10 Feb	Lufthansa
21 Jan - 27 Jan	Lufthansa
26 Jan - 09 Feb	Lufthansa
20 Jan - 05 Feb	Lufthansa
13 Jan - 10 Feb	Air Dolomiti
29 Jan - 10 Feb	KLM
29 Jan - 02 Feb	KLM
28 Jan - 17 Feb	KLM
29 Jan - 12 Feb	KLM
22 Jan - 31 Jan	British Airways
22 Jan - 26 Jan	KLM
22 Jan - 29 Jan	KLM
19 Jan - 28 Jan	Iberia
23 Jan - 30 Jan	Iberia
14 Jan - 29 Jan	Delta
14 Jan - 26 Jan	Delta
14 Jan - 28 Jan	Delta

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 $852

Return flights