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

Return flights

09 Oct - 07 Nov	British Airways
09 Oct - 23 Oct	British Airways
13 Oct - 27 Oct	British Airways
09 Oct - 17 Oct	British Airways
09 Oct - 19 Oct	British Airways
13 Oct - 23 Oct	British Airways
29 Oct - 08 Nov	Air Canada
30 Oct - 13 Nov	United
29 Oct - 05 Nov	Air Canada
01 Oct - 10 Oct	British Airways
29 Oct - 07 Nov	Air Canada
29 Oct - 06 Nov	Delta
14 Oct - 21 Oct	Delta
29 Oct - 04 Nov	SWISS
30 Oct - 07 Nov	Delta
30 Oct - 08 Nov	SWISS
01 Oct - 08 Oct	Brussels Airlines
06 Oct - 14 Oct	Delta
08 Oct - 15 Oct	Air Canada
15 Oct - 15 Nov	British Airways

Also check the deals for one-way flights from Lisbon 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 Lisbon to Cancun in October from 485€

Return flights