Cheap Flights From Washington Dulles Intl. (IAD) To Cancun Intl. (CUN)

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Cheapest Flights from Washington (IAD) to Cancun (CUN)

The cheapest flights to Cancun Intl. found within the past 7 days were CA $509 round trip and CA $247 one way. Prices and availability subject to change. Additional terms may apply.

Fri, May 1 - Wed, May 6
IAD
Washington
CUN
Cancun
CA $509 Roundtrip, found 20 hours ago
CA $509
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Fri, May 1 from Washington to Cancun, returning Wed, May 6, priced at CA $509 found 20 hours ago
Sat, May 2 - Wed, May 6
IAD
Washington
CUN
Cancun
CA $515 Roundtrip, found 20 hours ago
CA $515
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Sat, May 2 from Washington to Cancun, returning Wed, May 6, priced at CA $515 found 20 hours ago
Fri, May 1 - Wed, May 6
IAD
Washington
CUN
Cancun
CA $516 Roundtrip, found 20 hours ago
CA $516
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Fri, May 1 from Washington to Cancun, returning Wed, May 6, priced at CA $516 found 20 hours ago
Sat, May 2 - Wed, May 6
IAD
Washington
CUN
Cancun
CA $521 Roundtrip, found 20 hours ago
CA $521
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Sat, May 2 from Washington to Cancun, returning Wed, May 6, priced at CA $521 found 20 hours ago
Sat, May 2 - Wed, May 6
IAD
Washington
CUN
Cancun
CA $522 Roundtrip, found 20 hours ago
CA $522
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Sat, May 2 from Washington to Cancun, returning Wed, May 6, priced at CA $522 found 20 hours ago
Sat, May 2 - Wed, May 6
IAD
Washington
CUN
Cancun
CA $529 Roundtrip, found 20 hours ago
CA $529
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Sat, May 2 from Washington to Cancun, returning Wed, May 6, priced at CA $529 found 20 hours ago
Fri, May 1 - Wed, May 6
IAD
Washington
CUN
Cancun
CA $558 Roundtrip, found 20 hours ago
CA $558
Roundtrip
found 20 hours ago
Select Aeromexico flight, departing Fri, May 1 from Washington to Cancun, returning Wed, May 6, priced at CA $558 found 20 hours ago
Fri, May 1 - Wed, May 6
IAD
Washington
CUN
Cancun
CA $565 Roundtrip, found 20 hours ago
CA $565
Roundtrip
found 20 hours ago
Select Aeromexico flight, departing Fri, May 1 from Washington to Cancun, returning Wed, May 6, priced at CA $565 found 20 hours ago
Sat, May 2 - Wed, May 6
IAD
Washington
CUN
Cancun
CA $567 Roundtrip, found 20 hours ago
CA $567
Roundtrip
found 20 hours ago
Select Aeromexico flight, departing Sat, May 2 from Washington to Cancun, returning Wed, May 6, priced at CA $567 found 20 hours ago
Sat, May 2 - Wed, May 6
IAD
Washington
CUN
Cancun
CA $575 Roundtrip, found 20 hours ago
CA $575
Roundtrip
found 20 hours ago
Select Aeromexico flight, departing Sat, May 2 from Washington to Cancun, returning Wed, May 6, priced at CA $575 found 20 hours ago

Frequently asked questions

Are there direct flights from IAD to Cancun Airport?
The only thing standing between you and your next extraordinary adventure is just one flight. United Airlines is the only air carrier that operates direct services from IAD to Cancun Airport, so it's a good idea to book well in advance of your departure date.
What airlines fly from Dulles Intl. Airport to Cancun Intl. Airport (CUN)?
Chosen the dates for your next vacation? Eager to fly straight from Sterling to Cancun? With United Airlines offering 30 flights every month, you'll be in the air before you know it.
What is the best day to buy a plane ticket?
Airfares offered on Friday tend to be the cheapest, according to flight demand on Travelocity.ca in 2021. Purchasing your airfares on a Thursday or Saturday can also provide better value, however our advice if you're looking to save money is to avoid booking on a Wednesday or Sunday. Our data shows that those two days have the highest ticket values on average, so keep this in mind if you're browsing flight deals.
What are the cheapest days to fly?
Frequent travellers may already know this, but earlier in the week is often the cheapest time to fly. Flights departing on a Monday are the cheapest of the week. Since flights towards the middle of the week tend to be more popular, this causes the prices to rise. This is why, on average, airfares booked on Travelocity.ca in 2021 were most expensive for Wednesday departures.
How far in advance can you book a flight?
Here's the deal: It is typically possible to start comparing international airfares on Travelocity.ca up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2-4 weeks prior to their travel dates.*According to flight demand on Travelocity.ca from January to December 2021. Savings are subject to change and may vary depending on selections made.

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*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.