AirHint found the following cheapest return flights from Newark (EWR) to Mexico City (MEX) in October 2025 (see full year).

Return flights

06 Oct - 16 Oct	Arajet
28 Oct - 11 Nov	Volaris El Salvador
09 Oct - 16 Oct	Arajet
31 Oct - 05 Nov	Arajet
31 Oct - 06 Nov	Arajet
22 Oct - 05 Nov	Arajet
31 Oct - 04 Nov	Arajet
31 Oct - 09 Nov	Arajet
31 Oct - 10 Nov	Arajet
06 Oct - 14 Oct	Arajet
11 Oct - 14 Oct	Spirit Airlines
11 Oct - 16 Oct	Spirit Airlines
04 Oct - 06 Oct	Spirit Airlines
20 Oct - 04 Nov	Spirit Airlines
29 Oct - 19 Nov	Spirit Airlines
29 Oct - 04 Nov	Spirit Airlines
15 Oct - 20 Oct	Spirit Airlines
03 Oct - 09 Oct	Aeromexico
06 Oct - 17 Oct	Arajet
08 Oct - 23 Oct	Arajet

Also check the deals for one-way flights from Newark 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 Newark to Mexico City in October from $307

Return flights