Cheapest one-way flights from Newark to Monterrey in December from 139€

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

One-Way flights

12 Dec Frontier Airlines
13 Dec Spirit Airlines
15 Dec Spirit Airlines
16 Dec Frontier Airlines
14 Dec Spirit Airlines
10 Dec Spirit Airlines
25 Dec United
17 Dec Spirit Airlines
18 Dec Frontier 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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