AirHint found the following cheapest return flights from Lisbon (LIS) to Cancun (CUN) in August 2026 (see full year).

Return flights

25 Aug - 08 Sep	British Airways
30 Aug - 14 Sep	Air France
25 Aug - 05 Sep	SWISS
25 Aug - 31 Aug	British Airways
30 Aug - 06 Sep	Iberia
27 Aug - 03 Sep	Air France
30 Aug - 13 Sep	Air Canada
18 Aug - 09 Sep	Air Transat
05 Aug - 12 Aug	British Airways
25 Aug - 01 Sep	British Airways
01 Aug - 07 Aug	British Airways
18 Aug - 02 Sep	Air Transat
17 Aug - 06 Sep	Air Transat
24 Aug - 31 Aug	Air France
22 Aug - 29 Aug	Air Transat
18 Aug - 22 Aug	Air Transat
18 Aug - 23 Aug	Air Transat
18 Aug - 29 Aug	Air Transat
18 Aug - 30 Aug	Air Transat
17 Aug - 24 Aug	Air Transat

Also check the deals for one-way flights from Lisbon to Cancun in August.

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

Cheapest return flights from Lisbon to Cancun in August from 607€

Return flights