Cheapest return flights from Newark to Monterrey in December from 414€

AirHint found the following cheapest return flights from Newark (EWR) to Monterrey (MTY) in December 2025 (see full year).

Return flights

13 Dec - 10 Jan Spirit Airlines
06 Dec - 22 Dec Delta
12 Dec - 06 Jan Aeromexico
16 Dec - 10 Jan Spirit Airlines
31 Dec - 05 Jan Aeromexico
31 Dec - 04 Jan Aeromexico
24 Dec - 05 Jan Frontier Airlines
30 Dec - 04 Jan Spirit Airlines
24 Dec - 04 Jan Frontier Airlines
21 Dec - 25 Dec Delta
21 Dec - 31 Dec Spirit Airlines
25 Dec - 02 Jan Spirit Airlines
13 Dec - 29 Dec Delta
19 Dec - 26 Dec Volaris
25 Dec - 30 Dec Delta
22 Dec - 04 Jan Spirit Airlines

Also check the deals for one-way flights from Newark to Monterrey in December.

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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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