Cheapest one-way flights from Washington to Cancun in May from $142

Best time to book flights for Washington (IAD) to Cancun (CUN) flights at AirHint

AirHint found the following cheapest one-way flights from Washington (IAD) to Cancun (CUN) in May 2025 (see full year).

One-Way flights

25 May Frontier Airlines
31 May Frontier Airlines
19 May Frontier Airlines
27 May Volaris El Salvador
30 May Frontier Airlines
28 May Volaris El Salvador
29 May Volaris El Salvador
18 May Volaris El Salvador
24 May Frontier Airlines
17 May Volaris El Salvador

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

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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