AirHint found the following cheapest return flights from Washington (DCA) to Cancun (CUN) in January 2026 (see full year).

Return flights

03 Jan - 08 Jan	Air Canada
05 Jan - 12 Jan	Frontier Airlines
08 Jan - 12 Jan	Frontier Airlines
07 Jan - 09 Jan	Air Canada
13 Jan - 20 Jan	Air Canada
20 Jan - 24 Jan	Air Canada
12 Jan - 20 Jan	Air Canada
14 Jan - 21 Jan	Air Canada
14 Jan - 20 Jan	Air Canada
25 Jan - 27 Jan	Air Canada
28 Jan - 03 Feb	Delta
28 Jan - 05 Feb	Delta
27 Jan - 06 Feb	Delta
28 Jan - 06 Feb	Delta
27 Jan - 05 Feb	Delta
28 Jan - 04 Feb	Delta
31 Jan - 05 Feb	Delta
28 Jan - 02 Feb	Delta
29 Jan - 02 Feb	Delta
30 Jan - 02 Feb	Delta

Also check the deals for one-way flights from Washington to Cancun in January.

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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Cheapest return flights from Washington to Cancun in January from 314€

Return flights