Cheapest one-way flights from Washington to Mexico City in January from 160€

AirHint found the following cheapest one-way flights from Washington (IAD) to Mexico City (MEX) in January 2026 (see full year).

One-Way flights

23 Jan Frontier Airlines
30 Jan Breeze Airways
31 Jan Frontier Airlines
29 Jan Frontier Airlines
24 Jan Frontier Airlines
25 Jan Allegiant Air
24 Jan Delta direct
25 Jan Delta direct
26 Jan Delta direct
28 Jan Delta direct

Also check the deals for return flights from Washington to Mexico City in January.

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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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