Cheapest one-way flights from Newark to Monterrey in December from $161

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

One-Way flights

09 Dec Spirit Airlines
13 Dec Frontier Airlines
14 Dec Spirit Airlines
16 Dec Spirit Airlines
15 Dec Spirit Airlines
24 Dec Spirit Airlines
23 Dec Spirit Airlines
26 Dec Spirit Airlines
27 Dec Spirit Airlines
21 Dec Spirit Airlines

Also check the deals for return 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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