Cheapest return flights from London to Cancun in September from $2205

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

02 Sep - 16 Sep Emirates
15 Sep - 30 Sep Emirates
30 Sep - 07 Oct Emirates
02 Sep - 09 Sep Emirates
17 Sep - 22 Sep Emirates
14 Sep - 21 Sep Emirates
15 Sep - 26 Sep Emirates
01 Sep - 08 Sep Emirates
07 Sep - 14 Sep Emirates
19 Sep - 26 Sep Emirates
26 Sep - 10 Oct Emirates

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