Cheapest one-way flights from Washington to Cancun in January from $130

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

One-Way flights

14 Jan Aeromexico
07 Jan Aeromexico
09 Jan Delta
21 Jan Aeromexico
22 Jan Air Canada
15 Jan Air Canada
21 Jan United direct
22 Jan United direct
15 Jan United direct

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

Skyscanner

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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