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$140+ Cheap flights from Reagan-National (DCA) to Cancún (CUN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — CUN
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Cancun are usually found in September or August, booked 84 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Reagan-National to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Cancún (CUN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$300
(JetBlue)

One-way from

$140
(Trip.com)

Popular in

April

Cheapest in

September

Average price

$495
Provider with most accurate pricing for Washington, D.C. Reagan-National-Cancun flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Cancun flights.
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From Washington, D.C. Reagan-National to Cancun
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One-way flight from Washington, D.C. Reagan-National to Cancun
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Highest demand for flights based on searches. 7% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Reagan-National to Cancún

Cheapest flights from Reagan-National to Cancún
Explore the most affordable flight options available from Reagan-National to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This JetBlue deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:45 amDCA - CUN
1 stop6h 40mJetBlue
Thu 11/202:10 pmCUN - DCA
1 stop8h 24mJetBlue
Deal found 10/26$300
This Trip.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:30 amDCA - CUN
1 stop6h 46mJetBlue
Thu 11/2010:24 amCUN - DCA
1 stop7h 11mJetBlue
Deal found 10/26$305
This JetBlue deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:10 amDCA - CUN
1 stop7h 06mJetBlue
Fri 12/510:23 amCUN - DCA
1 stop6h 41mJetBlue
Deal found 10/25$308
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/812:50 pmDCA - CUN
1 stop7h 28mUnited Airlines
Sat 11/158:23 amCUN - DCA
1 stop8h 23mUnited Airlines
Deal found 10/27$319
This JetBlue deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:00 amDCA - CUN
1 stop6h 20mJetBlue
Wed 12/2411:18 amCUN - DCA
1 stop11h 13mJetBlue
Deal found 10/27$320
This Trip.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:30 amDCA - CUN
1 stop6h 55mJetBlue
Wed 11/192:40 pmCUN - DCA
1 stop7h 35mJetBlue
Deal found 10/26$322
This JetBlue deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:15 amDCA - CUN
1 stop8h 51mJetBlue
Thu 1/1511:55 amCUN - DCA
1 stop10h 36mJetBlue
Deal found 10/26$330
This JetBlue deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:24 amDCA - CUN
1 stop7h 20mJetBlue
Fri 11/2110:24 amCUN - DCA
1 stop7h 06mJetBlue
Deal found 10/25$333
This JetBlue deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:30 amDCA - CUN
1 stop7h 45mJetBlue
Mon 12/1511:30 amCUN - DCA
1 stop10h 59mJetBlue
Deal found 10/27$335
This JetBlue deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:10 amDCA - CUN
1 stop7h 06mJetBlue
Sat 12/62:40 pmCUN - DCA
1 stop7h 49mJetBlue
Deal found 10/25$340
This Gotogate deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2311:05 amDCA - CUN
1 stop11h 35mAir Canada
Thu 11/273:00 pmCUN - DCA
1 stop19h 26mAir Canada
Deal found 10/26$341

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Cancún that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Cancún that are best for you.

Fly from

Reagan-National

Fly to

Cancún

Route

Depart

Return

Price

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Tue 1/20

7:10 am-1:03 pm

1 stop5h 53m

Cancun

Wed 2/4

2:22 pm-10:31 pm

1 stop8h 09m

$300

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Tue 1/6

7:10 am-1:03 pm

1 stop5h 53m

Cancun

Wed 1/14

9:50 am-6:00 pm

1 stop8h 10m

$330

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Wed 12/31

8:54 pm-11:00 am

1 stop14h 06m

Cancun

Thu 1/8

2:22 pm-10:31 pm

1 stop8h 09m

$332

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Wed 1/21

6:15 am-2:55 pm

1 stop8h 40m

Cancun

Thu 1/29

11:55 am-7:18 pm

1 stop7h 23m

$335

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Sat 1/10

8:50 pm-12:05 pm

1 stop15h 15m

Cancun

Thu 1/15

9:50 am-6:00 pm

1 stop8h 10m

$352

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Sat 11/8

12:50 pm-8:18 pm

1 stop7h 28m

Cancun

Sat 11/15

8:23 am-4:46 pm

1 stop8h 23m

$361

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Sun 11/16

8:45 am-3:25 pm

1 stop6h 40m

Cancun

Mon 11/24

1:15 pm-10:14 pm

1 stop8h 59m

$366

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Wed 11/19

6:24 am-1:44 pm

1 stop7h 20m

Cancun

Sun 11/23

1:00 pm-9:03 pm

1 stop8h 03m

$388

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Tue 11/4

6:45 am-1:16 pm

1 stop6h 31m

Cancun

Tue 11/11

10:23 am-5:02 pm

1 stop6h 39m

$398

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Tue 11/18

6:24 am-1:44 pm

1 stop7h 20m

Cancun

Sun 11/23

1:00 pm-9:03 pm

1 stop8h 03m

$405

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 23 results
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Compare providers for flights from Reagan-National to Cancún

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Cancún in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Cancún flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Reagan-National Airport-Cancún flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Cancún flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Cancún flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Cancún flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Reagan-National to Cancún

Have a flexible travel schedule? Discover the best time to fly to Cancún from Reagan-National with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Cancún

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Cancún?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Cancún. Price data was last updated on October 24, 2025.

Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Reagan-National Airport to Cancún. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Cancún?

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Cancún (average of $266). Flying from Washington, D.C. Reagan-National Airport to Cancún in June is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DCA to CUN?

Find hourly flight availability from Reagan-National to Cancún. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 27, 2025.

It’s typically best to fly out from Washington, D.C. Reagan-National Airport to Cancún in the afternoon. Doing so could potentially save you 33% on the flight price compared to flying at noon, which is usually more expensive.

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Cancún?

Reviews of airlines servicing Cancún

Get insights into the airlines that provide service to Cancún. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cancún. Reviews last updated October 27, 2025.
Read reviews from past customers who have flown Delta, Aeromexico, and United Airlines from Washington, D.C. Reagan-National Airport to Cancún. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,996 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,996 reviews
Delta
7.9
Good
7,996 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Aeromexico
7.5
Good
1,678 reviews
Delta
7.9
Good
7,996 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,999 reviews
Delta
7.9
Good
7,996 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,031 reviews
Delta
7.9
Good
7,996 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
JetBlue
7.2
Good
2,906 reviews
Delta
7.9
Good
7,996 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Cancún. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cancún from Washington, D.C. Reagan-National?

    For a flight from Washington, D.C. Reagan-National to Cancún, you will be flying into Cancun. Cancun (CUN) is just 8.9 mi from the center of the city. Cancun is the only Cancún airport and it handles 0 inbound flights from Washington, D.C. Reagan-National per day. 8 airlines have flights to Cancun from Washington, D.C. Reagan-National on a regular basis.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Cancún?

    Airlines like JetBlue fly from Washington, D.C. Reagan-National Airport to Cancún in about 5h 53m. The time it takes to get you to your destination can typically vary by up to . The distance from Washington, D.C. Reagan-National Airport to Cancún is about 1362 mi.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Cancún round-trip?

    According to our current data, Spirit Airlines ($231), Air Canada ($274), and United Airlines ($283) offers the cheapest pricing from Washington, D.C. Reagan-National Airport to Cancún. Spirit Airlines is currently priced 57% below the average price you’ll pay for this route.

  • Can I find deals for flights from Reagan-National to Cancún that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Cancún flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Cancún?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Cancún.

  • Can I find deals for business class flights from Reagan-National to Cancún?

    Yes. Cheapflights offers flight deals from Reagan-National to Cancún by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Cancún?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Cancún (average of $266). Flying from Washington, D.C. Reagan-National Airport to Cancún in June is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Puerto Aventuras
Holbox
Punta Sam

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Alternative routes for Reagan-National to Cancún

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Cancún flights
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Baltimore to Cozumel flights
Reagan-National to Cozumel flights
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Top 8 airlines flying from Reagan-National to Cancún

Discover the top 8 airlines that operate flights from Reagan-National to Cancún. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$231Average$480FlexibilityNo cancel feeOn-time65%
Air CanadaCheapest$274Average$498FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$283Average$586FlexibilityNo cancel feeOn-time69%
AeromexicoCheapest$303Average$473FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$310Average$550FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$366Average$468FlexibilityNo cancel feeOn-time62%
DeltaCheapest$400Average$544FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$516Average$697FlexibilityNo cancel feeOn-time63%

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