Cancún (CUN) to Washington (IAD) flight deal in economy from $177

UAUnited Airlines

One Way•Economy

CUN

Cancún International Airport

Cancún, Mexico

IAD

Washington Dulles International Airport

Washington, United States

$245 USD

-28%$177 USD

Verified about 3 hours ago

July 2026

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29$22530$2011$2072$2073$2074$2655$3246$2777$2078$2079$20710$20711$20712$29613$18314$18315$17716$17717$18318$23919$21320$27421$18322$17723$18324$18325$18326$29127$23228$18329$18330$18331$2601$2602$328

Great Availability

63% of dates checked are available within 10% of the lowest price

Wednesday, July 15th, 2026

Outbound Flights

3h 26m·Nonstop

$177 USD

CUNJul 15 16:18

→

IADJul 15 20:44

UA 1133Boeing 737MAX 9 Passenger

3h 31m·Nonstop

$208 USD

CUNJul 15 11:14

→

IADJul 15 15:45

UA 1694Boeing 737MAX 9 Passenger

17h 6m·1 stop

$397 USD

CUNJul 15 17:22

→

IAHJul 15 19:55

UA 1058Boeing 737MAX 9 Passenger

11h 25m layover·Overnight

IAHJul 16 07:20

→

IADJul 16 11:28

UA 1549Boeing 737

12h 57m·1 stop

$486 USD

CUNJul 15 17:01

→

SFOJul 15 20:49

UA 1118Boeing 737MAX 9 Passenger

1h 46m layover

SFOJul 15 22:35

→

IADJul 16 06:58

UA 2837Boeing 737

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