Cheapest return flights from London to Cancun in December from $595

Best time to book flights for London (LHR) to Cancun (CUN) flights at AirHint

AirHint found the following cheapest return flights from London (LHR) to Cancun (CUN) in December 2025 (see full year).

Return flights

03 Dec - 17 Dec Lufthansa
03 Dec - 11 Dec Lufthansa
03 Dec - 25 Dec Lufthansa
08 Dec - 23 Dec Lufthansa
01 Dec - 16 Dec Lufthansa
08 Dec - 16 Dec Lufthansa
01 Dec - 12 Dec Lufthansa
03 Dec - 15 Dec Lufthansa
03 Dec - 10 Dec Lufthansa
07 Dec - 12 Dec Air Canada
31 Dec - 11 Jan Virgin Atlantic direct
31 Dec - 09 Jan Virgin Atlantic direct
14 Dec - 21 Jan Air Canada
30 Dec - 13 Jan Delta
30 Dec - 17 Jan Delta
31 Dec - 10 Jan Virgin Atlantic
31 Dec - 07 Jan Virgin Atlantic
31 Dec - 12 Jan Delta
28 Dec - 25 Jan Delta
28 Dec - 15 Jan Delta

Also check the deals for one-way flights from London to Cancun in December.

Skyscanner

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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