Cancún (CUN) to Washington (IAD) flight deal from $240 USD in economy class – flightdeals.net

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United Airlines

UAUnited Airlines

Round Trip•Economy

Cancún International Airport

Cancún, Mexico

Washington Dulles International Airport

Washington, United States

$513 USD

-53%$240 USD

Verified Oct 14, 2025 at 7:48 AM

October 2025

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29 30 1 2 3 4 5 6 7 8 9 10 11 12 13 14$469 15$469 16$418 17$292 18$240 19$331 20$352 21$292 22$292 23$292 24$292 25$240 26$297 27$292 28$292 29$292 30$292 31$292 1$240 2$292

Extremely Rare Availability

1% of dates checked are available within 10% of the lowest price

Saturday, October 4th, 2025

0 round-trip options

No flight details available for this date.