$164 Cheap Flights from Washington (DCA) to Cancun (CUN)

View $164 flight on Tue, May 19, 2026Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Cancun Intl. Airport (CUN)

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Cheap Flights from Washington to Cancun (DCA-CUN)

Prices were available within the past 7 days and start at $164 for one-way flights and $341 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, May 5 - Wed, May 6
DCA
Washington
CUN
Cancun
$341 Roundtrip, found 1 hour ago
$341
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Tue, May 5 from Washington to Cancun, returning Wed, May 6, priced at $341 found 1 hour ago
JetBlue Airways
Tue, Apr 28 - Fri, May 8
DCA
Washington
CUN
Cancun
$342 Roundtrip, found 5 hours ago
$342
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Tue, Apr 28 from Washington to Cancun, returning Fri, May 8, priced at $342 found 5 hours ago
JetBlue Airways
Tue, May 19 - Wed, May 20
DCA
Washington
CUN
Cancun
$347 Roundtrip, found 1 hour ago
$347
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Tue, May 19 from Washington to Cancun, returning Wed, May 20, priced at $347 found 1 hour ago
United
Tue, Apr 28 - Fri, May 8
DCA
Washington
CUN
Cancun
$348 Roundtrip, found 5 hours ago
$348
Roundtrip
found 5 hours ago
Select United flight, departing Tue, Apr 28 from Washington to Cancun, returning Fri, May 8, priced at $348 found 5 hours ago
Frontier Airlines
Wed, Apr 1 - Wed, Apr 15
DCA
Washington
CUN
Cancun
$349 Roundtrip, found 4 days ago
$349
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Wed, Apr 1 from Washington to Cancun, returning Wed, Apr 15, priced at $349 found 4 days ago
Frontier Airlines
Thu, Jun 4 - Mon, Jun 8
DCA
Washington
CUN
Cancun
$351 Roundtrip, found 1 hour ago
$351
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Jun 4 from Washington to Cancun, returning Mon, Jun 8, priced at $351 found 1 hour ago
Frontier Airlines
Sat, May 9 - Tue, May 19
DCA
Washington
CUN
Cancun
$355 Roundtrip, found 5 hours ago
$355
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sat, May 9 from Washington to Cancun, returning Tue, May 19, priced at $355 found 5 hours ago
United
Wed, May 6 - Thu, May 7
DCA
Washington
CUN
Cancun
$356 Roundtrip, found 1 hour ago
$356
Roundtrip
found 1 hour ago
Select United flight, departing Wed, May 6 from Washington to Cancun, returning Thu, May 7, priced at $356 found 1 hour ago
Southwest Airlines
Tue, Apr 7 - Fri, Apr 17
DCA
Washington
CUN
Cancun
$364 Roundtrip, found 5 hours ago
$364
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Tue, Apr 7 from Washington to Cancun, returning Fri, Apr 17, priced at $364 found 5 hours ago
American Airlines
Mon, Apr 27 - Fri, May 1
DCA
Washington
CUN
Cancun
$366 Roundtrip, found 3 hours ago
$366
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Mon, Apr 27 from Washington to Cancun, returning Fri, May 1, priced at $366 found 3 hours ago

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Alternative airports near Cancun

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cancun Intl. CUN. Cheapest and Closest option available. Average driving time to city center is 18 minutes. Flights from $475
CUN
Cancun Intl.
CheapestClosest
Average driving time to city center18 min
Flights from $475

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to Cancun Intl. Airport (CUN) cost?
Get a cheap one-way flight from $164 or cheap return flight from $341 from Ronald Reagan Washington National Airport (DCA) to Cancun Intl. Airport (CUN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to Cancun Intl. Airport (CUN)?
May is the most affordable month to fly from DCA to CUN. Timing your trip outside of the busy season is often the key to finding a great deal.
Which airlines fly direct from Ronald Reagan Washington National Airport (DCA) to Cancun Intl. Airport (CUN)?
There are no direct flights from Washington, DC (DCA-Ronald Reagan Washington National) to Cancun Intl. Airport (CUN). However, there are other airports with nonstop flights. Start your journey at Washington Dulles Intl. Airport (IAD) and travel straight to Cancun without a layover.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Cancun Intl. Airport (CUN)?
To find the cheapest airline that'll fly you from DCA to CUN, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Cancun Intl. Airport (CUN)?
You'll have to take a flight with a layover when traveling from Ronald Reagan Washington National Airport (DCA) to Cancun Intl. Airport (CUN). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from DCA to CUN?
Typically you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Cancun Intl. Airport (CUN)?
To reach Cancun Intl. Airport (CUN) without delays, book a flight that leaves Ronald Reagan Washington National Airport (DCA) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Cancun Intl. Airport (CUN) last-minute?
Booking your ticket from DCA to CUN shortly before your journey is typically more expensive. However, if you're flexible with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a DCA to CUN flight and hotel package?
Booking a DCA to CUN flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our wide range of accommodations and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Cancun Intl. Airport (CUN)?
In most cases, you can cancel or modify your DCA to CUN flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you need further details, visit our Customer Service portal.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
Cancun Intl.
Airlines serving
Aeromexico, Air Canada, Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$341
Distance
1361 mi

Book with confidence

Washington to Cancun Flights

The cheapest times to fly from Washington to Cancun

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Cancun are during the month of May. You can find some of the cheapest flights from Washington to Cancun with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Cancun

Sunday is one of the best days to book for cheap flights from Washington to Cancun: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Cancun

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Cancun in 2026. You can also book with separate airlines for your outbound and return journeys, from $164 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Cancun flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Cancun airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Washington to Cancun Flights

*Flight schedules are subject to change.

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