S$179 Cheap Flights from Washington to Cancun

View S$179 flight on Sat, 22 Nov, 2025Opens in a new window

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

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Cheap Flights from Washington to Cancun (IAD-CUN)

Prices were available within the past 7 days and start at S$179 for one-way flights and S$389 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 20 Nov - Thu, 27 Nov
IAD
Washington
CUN
Cancun
S$389 Return, found 5 days ago
S$389
Return
found 5 days ago
Select Delta flight, departing Thu, 20 Nov from Washington to Cancun, returning Thu, 27 Nov, priced at S$389 found 5 days ago
Air Canada
Tue, 9 Sep - Sat, 13 Sep
IAD
Washington
CUN
Cancun
S$448 Return, found 22 hours ago
S$448
Return
found 22 hours ago
Select Air Canada flight, departing Tue, 9 Sep from Washington to Cancun, returning Sat, 13 Sep, priced at S$448 found 22 hours ago
Air Canada
Thu, 20 Nov - Thu, 27 Nov
IAD
Washington
CUN
Cancun
S$468 Return, found 5 days ago
S$468
Return
found 5 days ago
Select Air Canada flight, departing Thu, 20 Nov from Washington to Cancun, returning Thu, 27 Nov, priced at S$468 found 5 days ago
Delta
Thu, 20 Nov - Thu, 27 Nov
IAD
Washington
CUN
Cancun
S$469 Return, found 5 days ago
S$469
Return
found 5 days ago
Select Delta flight, departing Thu, 20 Nov from Washington to Cancun, returning Thu, 27 Nov, priced at S$469 found 5 days ago
Air Canada
Tue, 9 Sep - Sat, 13 Sep
IAD
Washington
CUN
Cancun
S$474 Return, found 22 hours ago
S$474
Return
found 22 hours ago
Select Air Canada flight, departing Tue, 9 Sep from Washington to Cancun, returning Sat, 13 Sep, priced at S$474 found 22 hours ago
Air Canada
Thu, 20 Nov - Thu, 27 Nov
IAD
Washington
CUN
Cancun
S$476 Return, found 5 days ago
S$476
Return
found 5 days ago
Select Air Canada flight, departing Thu, 20 Nov from Washington to Cancun, returning Thu, 27 Nov, priced at S$476 found 5 days ago
Delta
Thu, 20 Nov - Thu, 27 Nov
IAD
Washington
CUN
Cancun
S$480 Return, found 5 days ago
S$480
Return
found 5 days ago
Select Delta flight, departing Thu, 20 Nov from Washington to Cancun, returning Thu, 27 Nov, priced at S$480 found 5 days ago
Aeromexico
Thu, 20 Nov - Thu, 27 Nov
IAD
Washington
CUN
Cancun
S$540 Return, found 5 days ago
S$540
Return
found 5 days ago
Select Aeromexico flight, departing Thu, 20 Nov from Washington to Cancun, returning Thu, 27 Nov, priced at S$540 found 5 days ago
American Airlines
Tue, 9 Sep - Sat, 13 Sep
IAD
Washington
CUN
Cancun
S$658 Return, found 22 hours ago
S$658
Return
found 22 hours ago
Select American Airlines flight, departing Tue, 9 Sep from Washington to Cancun, returning Sat, 13 Sep, priced at S$658 found 22 hours ago
United
Tue, 9 Sep - Sat, 13 Sep
IAD
Washington
CUN
Cancun
S$690 Return, found 22 hours ago
S$690
Return
found 22 hours ago
Select United flight, departing Tue, 9 Sep from Washington to Cancun, returning Sat, 13 Sep, priced at S$690 found 22 hours ago

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

October is typically the cheapest month to fly

From S$320 - S$565 per traveller.

Graph displaying average flight prices per month

Washington to Cancun route information
Origin airport
Washington Dulles Intl.
Destination airport
Cancun Intl.
Airlines serving
Air Canada, American Airlines, Copa, Delta, United, avianca
Return price
S$389
Distance
2172 km
Average flight time
2 hours 36 mins

Perfect flights from Washington to Cancun

Your Journey from Washington to Cancun

Start your unforgettable journey with Expedia. Our broad selection of flights from Washington to Cancun caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Aeromexico, Air Canada, Delta, United, American Airlines. Our selection of flights from Washington Dulles Intl. to Cancun Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Washington to Cancun Flights

Experience the joy of finding cheap flights from Washington Dulles Intl. to Cancun Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$179 and roundtrip prices from S$389*.
 

Pre-Flight Essentials

Ensure a smooth journey from Washington to Cancun with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Cancun

Picture yourself stepping off the plane in Cancun and immersing yourself in the unique atmosphere of Cancun. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Washington to Cancun Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Washington to Cancun.
 

Beyond the Flight – Exploring Cancun

With Expedia, your adventure extends beyond the flight. Explore Cancun at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Washington to Cancun with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Washington to Cancun with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

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 S$389. 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 cancelled 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 kilometres. 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.