Cheapest return flights from Cancun to London in September from $906

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

11 Sep - 20 Sep WestJet
19 Sep - 29 Sep Spirit Airlines
09 Sep - 24 Sep Spirit Airlines
24 Sep - 14 Oct British Airways direct
08 Sep - 12 Sep Spirit Airlines
14 Sep - 28 Sep Spirit Airlines
29 Sep - 06 Oct British Airways direct
03 Sep - 13 Sep Alaska Airlines
03 Sep - 10 Sep Alaska Airlines
06 Sep - 13 Sep Alaska Airlines
26 Sep - 28 Sep British Airways direct
16 Sep - 04 Oct Alaska Airlines
16 Sep - 01 Oct Alaska Airlines
06 Sep - 20 Sep Alaska Airlines
10 Sep - 09 Oct Iberojet
10 Sep - 09 Oct British Airways direct
16 Sep - 15 Oct British Airways direct
16 Sep - 04 Oct British Airways direct
22 Sep - 09 Oct British Airways direct
16 Sep - 01 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.

Book a cheap hotel in London

Cheap car rent in London