What’s the cheapest layover airport for flights from Washington, D.C. Dulles Intl Airport to Cancún?

Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $383.

Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Cancún?

Flights via Mexico City (MEX) offer the fastest connection on this route, with an average layover time of 1h 15m.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Cancún?

Flights via Atlanta (ATL) have the shortest average one-way travel time for 1-stop routes: 7h 37m.

What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Cancún?

Atlanta (ATL) – chosen by Cheapflights users on 67% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Cancún on Cheapflights.

How often are flights from Washington, D.C. to Cancún delayed?

About 10% of weekly flights between Washington, D.C. and Cancún have experienced delays in the past year, with the average delay time being 128 minutes.

Which airline has the best punctuality record on Washington, D.C. to Cancún flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 10% of flights being delayed.

What is the most punctual flight time for Washington, D.C. to Cancún flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

How long is the flight from Washington, D.C. Dulles Intl Airport to Cancún?

A quick flight from Washington, D.C. Dulles Intl Airport to Cancún can take about 19h 04m. Aeromexico provides one of the quickest options available for as low as $309. Airlines will cover a distance of 1357 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Cancún round-trip?

Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Cancún is Spirit Airlines. Our recent data shows that you can find tickets from as low as $110 on this airline. Additional options worth looking into are Delta and Air Canada, starting at $178 and $194 round-trip. Users have found that Spirit Airlines is 81% cheaper than the other options available to this destination.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Cancún

The most flights from IAD to CUN are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

In terms of precipitation, rainfall in Cancún ranges from 1.1 - 11.1 inches per month. October is typically the wettest month, when rainfall can reach 11.1 in. April is typically the driest time to visit Cancún when rainfall is around 1.1 in.

If weather is an important factor for your trip to Cancún, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 75.2 F).

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Cancún?

On average you can expect to pay $648 for a flight from Washington, D.C. Dulles Intl Airport to Cancún. The cheapest flight overall is $194 while the most popular route, (Washington, D.C. Dulles Intl - Cancun) is currently priced at $299.

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Cancún?

Consider United Airlines, Delta or American Airlines when booking your flight. These represent the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to Cancún.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Cancún flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Washington, D.C. Dulles Intl Airport-Cancún flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Cancún flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Cancún flights, Cheapflights users trust CheapOair the most. CheapOair 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. Dulles Intl Airport-Cancún flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Cancún from Washington, D.C. Dulles Intl?

For a flight from Washington, D.C. Dulles Intl 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 2 inbound flights from Washington, D.C. Dulles Intl per day. 8 airlines have flights to Cancun from Washington, D.C. Dulles Intl on a regular basis.

Can I find deals for flights from Dulles Intl to Cancún that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Cancún flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Cancún?

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

Can I find deals for business class flights from Dulles Intl to Cancún?

Yes. Cheapflights offers flight deals from Dulles Intl 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.

$138+ Flights from Washington, D.C. Dulles Intl Airport to Cancún

Q: How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Cancún?

Airfare is below average for this route at the moment. Washington, D.C. Dulles Intl Airport to Cancún flights typically cost between $535 and $881 in January. The cheapest round-trip price found within the last 3 days was $305 on Multiple Airlines (Jan 12-Jan 15).

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Find cheap flights from Dulles Intl to Cancún with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Cancun are usually found in September or May, booked 60 days in advance, depart on a Sunday or Monday and return on a Saturday

Cheap flight deals from Dulles Intl to Cancún

Cheapest flights from Dulles Intl to Cancún
Explore the most affordable flight options available from Dulles Intl to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

Wed 12/316:05 amIAD - CUN

1 stop7h 35mFrontier

Wed 1/73:14 pmCUN - IAD

1 stop20h 14mFrontier

Deal found 12/1

$328

Mon 12/155:45 amIAD - CUN

1 stop8h 03mFrontier

Sun 12/212:50 pmCUN - IAD

1 stop20h 48mFrontier

Deal found 12/1

$330

Mon 12/155:45 amIAD - CUN

1 stop8h 03mFrontier

Sat 12/2010:07 amCUN - IAD

1 stop8h 09mFrontier

Deal found 12/2

$338

Wed 12/316:05 amIAD - CUN

1 stop7h 35mFrontier

Thu 1/83:14 pmCUN - IAD

2 stops16h 41mFrontier

Deal found 12/4

$339

Mon 12/89:45 amIAD - CUN

1 stop12h 55mAir Canada

Thu 12/1112:15 pmCUN - IAD

1 stop8h 44mAir Canada

Deal found 12/1

$347

Mon 12/155:45 amIAD - CUN

1 stop8h 03mFrontier

Mon 12/2210:07 amCUN - IAD

1 stop8h 09mFrontier

Deal found 12/2

$348

Mon 12/155:45 amIAD - CUN

1 stop8h 03mFrontier

Tue 12/232:50 pmCUN - IAD

1 stop20h 48mFrontier

Deal found 12/2

$349

Sun 12/145:45 amIAD - CUN

1 stop8h 13mFrontier

Mon 12/2210:07 amCUN - IAD

1 stop8h 09mFrontier

Deal found 12/2

$352

Sun 12/145:45 amIAD - CUN

1 stop8h 13mFrontier

Sat 12/2010:07 amCUN - IAD

1 stop8h 09mFrontier

Deal found 12/2

$353

Best flights from Dulles Intl to Cancún
Discover carefully curated flight deals from Dulles Intl to Cancún that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Tue 2/243:15 pmIAD - CUN

1 stop19h 12mAeromexico

Sat 2/287:42 pmCUN - IAD

1 stop18h 03mAeromexico

Deal found 12/4

$309

Mon 3/305:09 pmIAD - CUN

1 stop19h 04mDelta

Fri 4/36:03 amCUN - IAD

1 stop8h 14mDelta

Deal found 12/4

$309

Mon 2/28:20 amIAD - CUN

1 stop7h 15mUnited Airlines

Fri 2/65:09 pmCUN - IAD

Nonstop3h 20mUnited Airlines

Deal found 12/4

$360

Wed 2/186:00 amIAD - CUN

2 stops12h 47mDelta

Mon 2/236:01 amCUN - IAD

1 stop7h 44mDelta

Deal found 12/4

$313

Thu 2/266:00 amIAD - CUN

2 stops12h 47mDelta

Sat 2/286:01 amCUN - IAD

1 stop7h 44mDelta

Deal found 12/4

$313

Sun 1/118:15 amIAD - CUN

1 stop7h 44mUnited Airlines

Thu 1/155:09 pmCUN - IAD

Nonstop3h 20mUnited Airlines

Deal found 12/4

$360

Thu 2/266:00 amIAD - CUN

2 stops12h 47mDelta

Mon 3/212:05 pmCUN - IAD

2 stops12h 19mDelta

Deal found 12/3

$328

Fri 2/612:46 pmIAD - CUN

Nonstop3h 54mUnited Airlines

Tue 2/1012:28 pmCUN - IAD

1 stop9h 50mUnited Airlines

Deal found 12/4

$385

Tue 3/1012:46 pmIAD - CUN

Nonstop3h 54mUnited Airlines

Tue 3/174:09 pmCUN - IAD

Nonstop3h 20mUnited Airlines

Deal found 12/2

$389

Thu 1/2912:46 pmIAD - CUN

Nonstop3h 54mUnited Airlines

Tue 2/35:09 pmCUN - IAD

Nonstop3h 20mUnited Airlines

Deal found 12/3

$407

Sun 3/295:09 pmIAD - CUN

1 stop19h 04mDelta

Tue 3/3111:34 amCUN - IAD

2 stops11h 52mDelta

Deal found 12/4

$458

Last-minute flights from Dulles Intl to Cancún
Discover last-minute flight deals from Dulles Intl to Cancún. Data last updated December 4, 2025 and is based on user searches.

Mon 1/56:35 amIAD - CUN

1 stop5h 38mAmerican Airlines

Mon 1/122:25 pmCUN - IAD

1 stop8h 47mAmerican Airlines

Deal found 12/1

$313

Thu 1/83:26 pmIAD - CUN

1 stop10h 07mAeromexico

Mon 1/1212:24 pmCUN - IAD

1 stop10h 42mAeromexico

Deal found 12/1

$319

Fri 1/96:00 amIAD - CUN

1 stop14h 45mAmerican Airlines

Mon 1/1212:07 pmCUN - IAD

2 stops11h 05mAmerican Airlines

Deal found 12/1

$318

Sun 1/118:35 amIAD - CUN

1 stop24h 38mMultiple Airlines

Fri 1/1611:05 amCUN - IAD

2 stops22h 53mMultiple Airlines

Deal found 12/3

$316

Mon 1/126:00 amIAD - CUN

1 stop8h 04mMultiple Airlines

Thu 1/1511:05 amCUN - IAD

1 stop8h 59mMultiple Airlines

Deal found 12/4

$305

Fri 1/163:00 pmIAD - CUN

2 stops21h 16mMultiple Airlines

Fri 1/234:30 pmCUN - IAD

1 stop18h 14mMultiple Airlines

Deal found 12/2

$311

Mon 1/1910:08 pmIAD - CUN

2 stops14h 08mMultiple Airlines

Fri 1/304:30 pmCUN - IAD

1 stop18h 14mMultiple Airlines

Deal found 12/2

$321

Fri 1/239:35 amIAD - CUN

1 stop23h 38mMultiple Airlines

Thu 1/2910:13 amCUN - IAD

1 stop22h 27mMultiple Airlines

Deal found 12/2

$308

Fri 1/239:35 amIAD - CUN

1 stop23h 38mMultiple Airlines

Fri 1/304:30 pmCUN - IAD

1 stop18h 14mMultiple Airlines

Deal found 12/2

$310

Fri 1/307:01 amIAD - CUN

1 stop6h 24mAmerican Airlines

Mon 2/28:45 amCUN - IAD

1 stop7h 46mAmerican Airlines

Deal found 12/2

$323

One-way flights from Dulles Intl to Cancún
Search for one-way flight options from Dulles Intl to Cancún. Find affordable one-way fares based on user searches. Data last updated December 4, 2025.

Thu 1/158:59 pmIAD - CUN

1 stop13h 01mMultiple Airlines

Deal found 12/2

$138

Wed 12/316:35 amIAD - CUN

1 stop6h 48mAmerican Airlines

Deal found 12/2

$140

Sat 1/312:46 pmIAD - CUN

Nonstop3h 54mUnited Airlines

Deal found 12/2

$142

Wed 1/146:00 amIAD - CUN

3 stops43h 36mMultiple Airlines

Deal found 12/2

$143

Sun 1/116:00 amIAD - CUN

1 stop8h 30mFrontier

Deal found 12/2

$144

Mon 1/54:29 pmIAD - CUN

2 stops18h 18mAmerican Airlines

Deal found 12/2

$146

Sun 2/153:15 pmIAD - CUN

1 stop10h 13mAeromexico

Deal found 12/2

$147

Fri 1/29:58 pmIAD - CUN

1 stop11h 09mMultiple Airlines

Deal found 12/3

$148

Wed 12/316:05 amIAD - CUN

1 stop7h 35mFrontier

Deal found 12/4

$150

Fri 1/96:00 amIAD - CUN

2 stops10h 25mDelta

Deal found 12/1

$151

Sun 2/11:30 pmIAD - CUN

2 stops22h 46mMultiple Airlines

Deal found 12/2

$153

Find flight deals from Dulles Intl to Cancún

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$305 (Kiwi.com)
One-way from	$138 (Trip.com)
Popular in	December
Cheapest in	September
Average price	$671
Good round-trip deal	$539 or less
Good one-way deal	$259 or less

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Cancun flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Cancun flights.

Search Deals

From Washington, D.C. Dulles Intl to Cancun

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Cancun

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($42 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Cancun.

Search Deals

Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Cancun.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Tue 2/24

3:15 pm-10:27 am

1 stop19h 12m

Cancun

Sat 2/28

7:42 pm-1:45 pm

1 stop18h 03m

$309

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Mon 3/30

5:09 pm-11:13 am

1 stop19h 04m

Cancun

Fri 4/3

6:03 am-3:17 pm

1 stop8h 14m

$309

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Wed 2/18

6:00 am-6:47 pm

2 stops12h 47m

Cancun

Mon 2/23

6:01 am-1:45 pm

1 stop7h 44m

$313

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Thu 2/26

6:00 am-6:47 pm

2 stops12h 47m

Cancun

Sat 2/28

6:01 am-1:45 pm

1 stop7h 44m

$313

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Thu 2/26

6:00 am-6:47 pm

2 stops12h 47m

Cancun

Mon 3/2

12:05 pm-12:24 am

2 stops12h 19m

$328

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Mon 2/2

8:20 am-3:35 pm

1 stop7h 15m

Cancun

Fri 2/6

5:09 pm-8:29 pm

Nonstop3h 20m

$360

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sun 1/11

8:15 am-3:59 pm

1 stop7h 44m

Cancun

Thu 1/15

5:09 pm-8:29 pm

Nonstop3h 20m

$360

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Fri 2/6

12:46 pm-4:40 pm

Nonstop3h 54m

Cancun

Tue 2/10

12:28 pm-10:18 pm

1 stop9h 50m

$385

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Tue 3/10

12:46 pm-3:40 pm

Nonstop3h 54m

Cancun

Tue 3/17

4:09 pm-8:29 pm

Nonstop3h 20m

$389

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Thu 1/29

12:46 pm-4:40 pm

Nonstop3h 54m

Cancun

Tue 2/3

5:09 pm-8:29 pm

Nonstop3h 20m

$407

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 19 results

Compare providers for flights from Dulles Intl to Cancún

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Cancún in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Trip.com	Price Accuracy2 stars	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
SmartFares	Price Accuracy1 star	Trust Score*1 star
CheapOair	Price Accuracy3 stars	Trust 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. Dulles Intl Airport-Cancún flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Washington, D.C. Dulles Intl Airport-Cancún flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Cancún flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Cancún flights, Cheapflights users trust CheapOair the most. CheapOair 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. Dulles Intl 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 Dulles Intl to Cancún

Have a flexible travel schedule? Discover the best time to fly to Cancún from Dulles Intl 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. Dulles Intl Airport to Cancún

Prices

Airlines

Delays

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Cancún?

Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl 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. Dulles Intl Airport to Cancún?

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cancún (average of $210). Flying from Washington, D.C. Dulles Intl Airport to Cancún in June is currently the most expensive (average of $450). 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 IAD to CUN?

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Cancún is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 45% on airfare.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Cancún?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Cancún flight should consider departing on Sunday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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

The best insider tips for Washington, D.C. Dulles Intl Airport to Cancún flights

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Cancún trip

Airports

IAD

Expect long security queues at IAD, especially in the afternoon. Plan extra time for check-in and security to avoid delays.

CUN

For a smooth arrival at CUN, prearrange transportation with your hotel to avoid taxi scams and confusion at the airport.

Our travel experts

Ramsey Qubein

Expert on IAD and CUN

Reviews of airlines servicing Cancún

Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Cancún, such as Delta, United Airlines, and Aeromexico. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,009 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,009 reviews

Delta

7.9

Good

8,009 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,066 reviews

Delta

7.9

Good

8,009 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Aeromexico

7.4

Good

1,651 reviews

Delta

7.9

Good

8,009 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,044 reviews

Delta

7.9

Good

8,009 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Frontier

5.8

Fair

3,092 reviews

Delta

7.9

Good

8,009 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What airport do you fly into for flights to Cancún from Washington, D.C. Dulles Intl?
For a flight from Washington, D.C. Dulles Intl 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 2 inbound flights from Washington, D.C. Dulles Intl per day. 8 airlines have flights to Cancun from Washington, D.C. Dulles Intl on a regular basis.
How long is the flight from Washington, D.C. Dulles Intl Airport to Cancún?
A quick flight from Washington, D.C. Dulles Intl Airport to Cancún can take about 19h 04m. Aeromexico provides one of the quickest options available for as low as $309. Airlines will cover a distance of 1357 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Cancún round-trip?
Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Cancún is Spirit Airlines. Our recent data shows that you can find tickets from as low as $110 on this airline. Additional options worth looking into are Delta and Air Canada, starting at $178 and $194 round-trip. Users have found that Spirit Airlines is 81% cheaper than the other options available to this destination.
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Cancún?
On average you can expect to pay $648 for a flight from Washington, D.C. Dulles Intl Airport to Cancún. The cheapest flight overall is $194 while the most popular route, (Washington, D.C. Dulles Intl - Cancun) is currently priced at $299.
Can I find deals for flights from Dulles Intl to Cancún that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Cancún flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Cancún?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Cancún.
Can I find deals for business class flights from Dulles Intl to Cancún?
Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Cancún?
Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cancún (average of $210). Flying from Washington, D.C. Dulles Intl Airport to Cancún in June is currently the most expensive (average of $450). 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.

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Top 8 airlines flying from Dulles Intl to Cancún

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$131	Average$437	FlexibilityNo cancel fee	On-time65%
Air Canada	Cheapest$194	Average$442	FlexibilityNo cancel fee	On-time67%
Aeromexico	Cheapest$284	Average$461	FlexibilityNo cancel fee	On-timeN/A
Volaris El Salvador	Cheapest$286	Average$351	FlexibilityNo cancel fee	On-timeN/A
Delta	Cheapest$305	Average$535	FlexibilityNo cancel fee	On-timeN/A
Frontier	Cheapest$315	Average$389	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$351	Average$636	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$389	Average$611	FlexibilityNo cancel fee	On-time69%

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$138+ Cheap flights from Dulles Intl (IAD) 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Cancun are usually found in September or May, booked 60 days in advance, depart on a Sunday or Monday and return on a Saturday

Cheap flight deals from Dulles Intl to Cancún

Cheapest flights from Dulles Intl to CancúnExplore the most affordable flight options available from Dulles Intl to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

Explore the most affordable flight options available from Dulles Intl to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

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Best time to book a flight from Dulles Intl to Cancún

Have a flexible travel schedule? Discover the best time to fly to Cancún from Dulles Intl with our price prediction graph.

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Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Cancún

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Cancún?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Cancún?

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

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Cancún?

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

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Cancún

How often are flights from Washington, D.C. to Cancún delayed?

What is the most punctual flight time for Washington, D.C. to Cancún flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Washington, D.C. to Cancún flights?

What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Cancún?

What’s the cheapest layover airport for flights from Washington, D.C. Dulles Intl Airport to Cancún?

What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Cancún?

Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Cancún?

The best insider tips for Washington, D.C. Dulles Intl Airport to Cancún flights

AI-powered summary based on content written by travel experts. AI can make mistakes.

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Cancún trip

Airports

IAD

CUN

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Reviews of airlines servicing Cancún

Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Cancún, such as Delta, United Airlines, and Aeromexico. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl?

How long is the flight from Washington, D.C. Dulles Intl Airport to Cancún?

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Cancún round-trip?

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Cancún?

Can I find deals for flights from Dulles Intl to Cancún that include hotel bookings?

How can I find direct flights from Dulles Intl to Cancún?

Can I find deals for business class flights from Dulles Intl to Cancún?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Cancún?

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Top 8 airlines flying from Dulles Intl to Cancún

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Cheapest flights from Dulles Intl to Cancún
Explore the most affordable flight options available from Dulles Intl to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.