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

Return flights

04 Oct - 11 Oct	Ryanair
18 Oct - 24 Oct	Fly Play
31 Oct - 07 Nov	Ryanair
05 Oct - 19 Oct	easyJet
04 Oct - 10 Oct	Ryanair
21 Oct - 24 Oct	Fly Play
14 Oct - 21 Oct	Ryanair
05 Oct - 10 Oct	easyJet
20 Oct - 24 Oct	Fly Play
04 Oct - 18 Oct	easyJet
03 Oct - 10 Oct	Ryanair
31 Oct - 14 Nov	Ryanair
23 Oct - 04 Nov	Ryanair
27 Oct - 03 Nov	Ryanair
29 Oct - 10 Nov	Ryanair
29 Oct - 07 Nov	Ryanair
30 Oct - 14 Nov	Ryanair
27 Oct - 07 Nov	Ryanair
26 Oct - 07 Nov	Ryanair
22 Oct - 05 Nov	Ryanair

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

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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Cheapest return flights from London to Cancun in October from 606€

Return flights