Washington (IAD) to Cancún (CUN) flight deal in economy from $354
IADWashington Dulles International Airport
Washington, United States
CUNCancún International Airport
Cancún, Mexico
$485 USD
-27%$354 USD
Verified 7 days agoAugust 2026
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Good Availability
51% of dates checked are available within 10% of the lowest price
Monday, August 24th, 2026
3 round-trip options
Returning
Sat, Aug 29, 2026•5 Day Trip
$364 USD
Returning
Fri, Sep 4, 2026•11 Day Trip
$354 USD
Returning
Mon, Sep 7, 2026•14 Day Trip
$648 USD