Cheapest return flights from London to Cancun in September from 661€

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

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

Return flights

10 Sep - 18 Sep Ryanair
11 Sep - 25 Sep Ryanair
08 Sep - 18 Sep Ryanair
15 Sep - 24 Sep Ryanair
06 Sep - 18 Sep Ryanair
04 Sep - 18 Sep Ryanair
09 Sep - 18 Sep Ryanair
13 Sep - 23 Sep Ryanair
14 Sep - 24 Sep Ryanair
16 Sep - 19 Sep Ryanair
16 Sep - 02 Oct Ryanair
22 Sep - 01 Oct Ryanair
30 Sep - 07 Oct Ryanair
25 Sep - 07 Oct Ryanair
29 Sep - 06 Oct Ryanair
27 Sep - 05 Oct Ryanair
23 Sep - 05 Oct Ryanair
23 Sep - 04 Oct Ryanair
25 Sep - 04 Oct Ryanair
29 Sep - 04 Oct Ryanair

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

Cheap car rent in Cancun