Cheapest return flights from London (LON) to Cancun (CUN), December

20 dates in December, from $ 665. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
5 Dec 11 Dec Air Transat
10 Dec 26 Jan 2027 Air Transat
10 Dec 20 Jan 2027 Air Transat
10 Dec 21 Jan 2027 Air Transat
7 Dec 20 Jan 2027 Air Transat
5 Dec 13 Dec Air Transat
4 Dec 9 Dec Air Transat
4 Dec 8 Dec Air Transat
10 Dec 23 Dec Air Transat
3 Dec 13 Dec Air Transat
3 Dec 6 Dec Air Transat
4 Dec 13 Dec Air Transat
3 Dec 12 Dec Air Transat
7 Dec 13 Dec Air Transat
10 Dec 11 Jan 2027 Wizz Air UK
10 Dec 13 Jan 2027 Wizz Air UK
2 Dec 7 Jan 2027 KLM
11 Dec 15 Jan 2027 Delta
Direct Flight
31 Dec 13 Jan 2027 Virgin Atlantic
31 Dec 17 Jan 2027 Virgin Atlantic
Powered by

Cheapest deals for the full year

Deals for one-way flights from London to Cancun in December.

Book a cheap hotel in Cancun

Cheap car rent in Cancun Intl

Updated Oct 30, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.