AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Mexico City (MEX) in October 2025 (see full year).

Return flights

31 Oct - 10 Nov	Frontier Airlines
25 Oct - 29 Oct	Frontier Airlines
29 Oct - 01 Nov	Frontier Airlines
20 Oct - 27 Oct	Frontier Airlines
31 Oct - 04 Nov	Frontier Airlines
24 Oct - 26 Oct	Frontier Airlines
28 Oct - 03 Nov	Frontier Airlines
29 Oct - 03 Nov	Frontier Airlines
20 Oct - 27 Oct	Delta	direct
29 Oct - 01 Nov	Delta	direct
31 Oct - 10 Nov	Delta	direct
31 Oct - 04 Nov	Delta	direct
24 Oct - 26 Oct	Delta	direct

Also check the deals for one-way flights from Raleigh-durham to Mexico City 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 Raleigh-durham to Mexico City in October from 361€

Return flights