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

Return flights

19 Oct - 22 Oct	Southwest Airlines
06 Oct - 10 Oct	Southwest Airlines
06 Oct - 15 Oct	Southwest Airlines
17 Oct - 24 Oct	Southwest Airlines
13 Oct - 20 Oct	Southwest Airlines
17 Oct - 21 Oct	Southwest Airlines
06 Oct - 11 Oct	Southwest Airlines
30 Oct - 04 Nov	Southwest Airlines
04 Oct - 10 Oct	Delta
03 Oct - 05 Oct	Southwest Airlines
04 Oct - 05 Oct	Southwest Airlines
31 Oct - 03 Nov	Delta

Also check the deals for one-way flights from Dallas 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 Dallas to Cancun in October from 235€

Return flights