Cheapest return flights from Cancun to London in September from $719

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

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

Return flights

12 Sep - 21 Sep Spirit Airlines
05 Sep - 08 Sep Alaska Airlines
13 Sep - 03 Oct Spirit Airlines
27 Sep - 04 Oct Spirit Airlines
20 Sep - 27 Sep Spirit Airlines
04 Sep - 13 Sep Alaska Airlines
06 Sep - 20 Sep Alaska Airlines
03 Sep - 17 Sep Spirit Airlines
26 Sep - 15 Oct Spirit Airlines
10 Sep - 25 Sep Spirit Airlines
11 Sep - 25 Sep Spirit Airlines
03 Sep - 13 Sep Spirit Airlines
16 Sep - 23 Sep Air Europa
27 Sep - 04 Oct British Airways direct
26 Sep - 15 Oct British Airways direct
25 Sep - 13 Oct British Airways direct
17 Sep - 03 Oct British Airways direct
13 Sep - 03 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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