Cheapest return flights from Cancun to London in September from $634

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

Return flights

10 Sep - 20 Sep Spirit Airlines
09 Sep - 19 Sep Spirit Airlines
09 Sep - 24 Sep Spirit Airlines
12 Sep - 19 Sep Spirit Airlines
12 Sep - 20 Sep Spirit Airlines
21 Sep - 29 Sep Spirit Airlines
05 Sep - 19 Sep Alaska Airlines
11 Sep - 29 Sep Spirit Airlines
08 Sep - 12 Sep Spirit Airlines
23 Sep - 30 Sep Aeromexico
28 Sep - 05 Oct British Airways direct
25 Sep - 02 Oct British Airways direct

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

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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