AirHint found the following cheapest return flights from Cancun (CUN) to London (LGW) in January 2026 (see full year).

Return flights

22 Jan - 29 Jan	Spirit Airlines
23 Jan - 05 Feb	Spirit Airlines
17 Jan - 24 Jan	Spirit Airlines
11 Jan - 17 Jan	Spirit Airlines
10 Jan - 11 Jan	Spirit Airlines
12 Jan - 17 Jan	Spirit Airlines
22 Jan - 25 Jan	jetBlue
08 Jan - 29 Jan	Spirit Airlines
13 Jan - 10 Feb	Spirit Airlines
01 Jan - 17 Jan	KLM
01 Jan - 06 Feb	KLM
25 Jan - 01 Feb	Air Europa
06 Jan - 20 Jan	Aer Lingus
25 Jan - 01 Feb	British Airways	direct
13 Jan - 10 Feb	British Airways	direct
23 Jan - 05 Feb	TUI	direct
04 Jan - 10 Jan	Aeromexico
01 Jan - 06 Feb	British Airways	direct

Also check the deals for one-way flights from Cancun 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 Cancun to London in January from $601

Return flights