Cheap Flights from Washington (IAD) to Cancun (CUN) from HK$2,170~

View HK$2,170 flight on Wed, 17 Jun 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Cancun Intl. Airport (CUN)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Find Cheap Flights from Washington (IAD) to Cancun (CUN)

Prices were available within the past 7 days and start at HK$2,170 for one-way flights and HK$4,070 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$4,070 Return, found 6 hours ago
HK$4,070
Return
found 6 hours ago
Select Air Canada flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$4,070 found 6 hours ago
Delta
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$4,868 Return, found 6 hours ago
HK$4,868
Return
found 6 hours ago
Select Delta flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$4,868 found 6 hours ago
Air Canada
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$4,932 Return, found 6 hours ago
HK$4,932
Return
found 6 hours ago
Select Air Canada flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$4,932 found 6 hours ago
American Airlines
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$5,068 Return, found 6 hours ago
HK$5,068
Return
found 6 hours ago
Select American Airlines flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$5,068 found 6 hours ago
United
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$5,358 Return, found 6 hours ago
HK$5,358
Return
found 6 hours ago
Select United flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$5,358 found 6 hours ago
Air Canada
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$5,444 Return, found 6 hours ago
HK$5,444
Return
found 6 hours ago
Select Air Canada flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$5,444 found 6 hours ago
Air Canada
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$5,482 Return, found 6 hours ago
HK$5,482
Return
found 6 hours ago
Select Air Canada flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$5,482 found 6 hours ago
Air Canada
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$5,662 Return, found 6 hours ago
HK$5,662
Return
found 6 hours ago
Select Air Canada flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$5,662 found 6 hours ago
Delta
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$5,688 Return, found 6 hours ago
HK$5,688
Return
found 6 hours ago
Select Delta flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$5,688 found 6 hours ago
Air Canada
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$5,745 Return, found 6 hours ago
HK$5,745
Return
found 6 hours ago
Select Air Canada flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$5,745 found 6 hours ago
Delta
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$5,845 Return, found 6 hours ago
HK$5,845
Return
found 6 hours ago
Select Delta flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$5,845 found 6 hours ago
American Airlines
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$5,888 Return, found 6 hours ago
HK$5,888
Return
found 6 hours ago
Select American Airlines flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$5,888 found 6 hours ago
United
Wed, 17 Jun - Sat, 20 Jun
IAD
Washington
CUN
Cancun
HK$5,998 Return, found 6 hours ago
HK$5,998
Return
found 6 hours ago
Select United flight, departing Wed, 17 Jun from Washington to Cancun, returning Sat, 20 Jun, priced at HK$5,998 found 6 hours ago

Find the cheapest month to fly from Washington (IAD) to Cancun (CUN)

October is typically the cheapest month to fly

From HK$1,939 - HK$3,914 per traveller.
Washington to Cancun route information
Origin airport
Washington Dulles Intl.
Destination airport
Cancun Intl.
Return price
HK$4,070
Distance
2172 km
Average flight time
3 hours 52 mins

Flights from Chantilly to Cancun

Book cheap flights from Chantilly (IAD) to Cancun (CUN) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Chantilly (IAD) to Cancun (CUN) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Chantilly (IAD) to Cancun (CUN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Cancun flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Cancun and things to do in Cancun for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Cancun more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Cancun is HK$2,170 now!

 

Frequently asked questions

How much is a flight from IAD to Cancun Airport?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Dulles Intl. Airport to CUN start from HK$4,070. Make your booking ASAP to get the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAD to Cancun Airport?
Most flights can be conveniently canceled online, but whether or not you are charged a fee differs between airlines. If you do need to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to Cancun Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Dulles Intl. Airport to Cancun Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Washington Dulles Intl. Airport (IAD) to CUN?
The flight distance from Dulles Intl. Airport to CUN is 2,200 kilometers. Pack yourself a snack, a drink and a good movie. Keep yourself busy in the air and the time will fly by.
Which airlines fly direct from IAD to Cancun Intl. Airport (CUN)?
Check out the fares with United Airlines (UA) if you want to travel straight from IAD to Cancun Intl. Airport (CUN). This popular airline operates 60 flights monthly, so you're sure to find one that fits your schedule.
Are IAD to Cancun Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from IAD to Cancun Airport can be hit-or-miss. You may be able to find a bargain, but you could also miss out entirely! If you'd rather play it safe and start your travel planning ahead of time, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines publish their prices that far in advance. Our top tip? Check back often as updates are made frequently.

Explore a world of travel with Expedia

*Available to Expedia members.