Cheapest return flights from London to Cancun in December from $569

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

Return flights

10 Dec - 17 Dec British Airways direct
03 Dec - 11 Dec British Airways direct
02 Dec - 10 Dec British Airways direct
10 Dec - 18 Dec British Airways direct
02 Dec - 11 Dec British Airways direct
01 Dec - 10 Dec British Airways direct
10 Dec - 24 Dec British Airways direct
01 Dec - 18 Dec British Airways direct
01 Dec - 16 Dec British Airways direct
01 Dec - 15 Dec British Airways direct
09 Dec - 14 Jan British Airways direct
11 Dec - 31 Jan Air Canada
11 Dec - 15 Jan Air Canada
10 Dec - 14 Jan British Airways direct
31 Dec - 21 Jan Virgin Atlantic direct
30 Dec - 14 Jan Air Canada
31 Dec - 29 Jan Air Canada
30 Dec - 25 Jan Air Canada
31 Dec - 17 Jan Lufthansa
31 Dec - 14 Jan Air Canada

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

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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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