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Dulles Intl

$188+ Cheap flights from Cancún (CUN) to Dulles Intl (IAD)

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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — IAD
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheap flight deals from Cancún to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Cancún (CUN) to Dulles Intl (IAD). 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 April 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$307
(CheapOair)

One-way from

$188
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$558

Good round-trip deal

$363 or less

Good one-way deal

$225 or less
Provider with most accurate pricing for Cancun-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Cancun-Washington, D.C. Dulles Intl flights.
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From Cancun to Washington, D.C. Dulles Intl
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One-way flight from Cancun to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 5% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Cancun to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Cancun to Washington, D.C. Dulles Intl.
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Find flight deals from Cancún to Dulles Intl

Cheapest flights from Cancún to Dulles Intl
Explore the most affordable flight options available from Cancún to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This CheapOair deal was found by Cheapflights users on 4/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/3012:38 pmCUN - IAD
2 stops22h 42mVolaris El Salvador
Tue 5/62:22 amIAD - CUN
2 stops10h 26mVolaris El Salvador
Deal found 4/15$307
This CheapOair deal was found by Cheapflights users on 4/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2512:38 pmCUN - IAD
2 stops10h 32mMultiple Airlines
Wed 4/301:53 pmIAD - CUN
1 stop7h 52mMultiple Airlines
Deal found 4/14$342
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:08 amCUN - IAD
1 stop8h 01mDelta
Wed 5/76:00 amIAD - CUN
1 stop5h 00mDelta
Deal found 4/15$363
This United Airlines deal was found by Cheapflights users on 4/14. 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.
Thu 5/14:12 pmCUN - IAD
Nonstop3h 25mUnited Airlines
Tue 5/66:00 amIAD - CUN
1 stop7h 33mUnited Airlines
Deal found 4/14$368
This Air Canada deal was found by Cheapflights users on 4/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/169:25 pmCUN - IAD
1 stop15h 31mAir Canada
Fri 4/252:40 pmIAD - CUN
1 stop19h 40mAir Canada
Deal found 4/14$371
This CheapOair deal was found by Cheapflights users on 4/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/221:55 pmCUN - IAD
1 stop8h 18mFrontier
Thu 5/293:38 pmIAD - CUN
1 stop16h 21mFrontier
Deal found 4/15$385
This Aeromexico deal was found by Cheapflights users on 4/15. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:08 amCUN - IAD
1 stop8h 01mAeromexico
Wed 5/75:00 pmIAD - CUN
1 stop9h 10mAeromexico
Deal found 4/15$406
This Avianca deal was found by Cheapflights users on 4/15. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/92:10 pmCUN - IAD
1 stop10h 05mAvianca
Tue 6/171:05 amIAD - CUN
2 stops13h 05mAvianca
Deal found 4/15$505
This American Airlines deal was found by Cheapflights users on 4/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/910:20 amCUN - IAD
2 stops12h 39mAmerican Airlines
Fri 6/208:14 pmIAD - CUN
2 stops14h 01mAmerican Airlines
Deal found 4/14$555
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/84:11 pmCUN - IAD
2 stops24h 48mAlaska Airlines
Sun 5/117:00 amIAD - CUN
2 stops33h 01mAlaska Airlines
Deal found 4/14$634

Cheapflights Fare Finder

Customize your flight search to find flights from Cancún to Dulles Intl 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 April 15, 2025.
Use the filters below to find and compare flights from Cancún to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Cancún

Fly to

Dulles Intl

Route

Depart

Return

Price

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Wed 4/30

12:38 pm-12:20 pm

2 stops22h 42m

Washington, D.C. Dulles Intl

Tue 5/6

2:22 am-11:48 am

2 stops10h 26m

$307

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Fri 4/25

12:38 pm-12:10 am

2 stops10h 32m

Washington, D.C. Dulles Intl

Wed 4/30

1:53 pm-8:45 pm

1 stop7h 52m

$342

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Thu 5/1

6:08 am-3:09 pm

1 stop8h 01m

Washington, D.C. Dulles Intl

Wed 5/7

10:09 am-8:24 pm

2 stops11h 15m

$363

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Thu 5/1

4:12 pm-8:37 pm

Nonstop3h 25m

Washington, D.C. Dulles Intl

Tue 5/6

6:00 am-12:33 pm

1 stop7h 33m

$368

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Thu 5/22

1:55 pm-11:13 pm

1 stop8h 18m

Washington, D.C. Dulles Intl

Thu 5/29

3:38 pm-6:59 am

1 stop16h 21m

$385

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Thu 5/1

6:08 am-3:09 pm

1 stop8h 01m

Washington, D.C. Dulles Intl

Wed 5/7

5:00 pm-1:10 am

1 stop9h 10m

$406

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Mon 6/9

2:10 pm-1:15 am

1 stop10h 05m

Washington, D.C. Dulles Intl

Tue 6/17

1:05 am-1:10 pm

2 stops13h 05m

$505

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Fri 4/25

9:25 pm-9:46 am

1 stop11h 21m

Washington, D.C. Dulles Intl

Sat 4/26

3:30 pm-9:20 am

1 stop18h 50m

$533

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Mon 6/9

10:20 am-11:59 pm

2 stops12h 39m

Washington, D.C. Dulles Intl

Fri 6/20

8:14 pm-9:15 am

2 stops14h 01m

$555

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Thu 5/8

4:11 pm-5:59 pm

2 stops24h 48m

Washington, D.C. Dulles Intl

Sun 5/11

7:00 am-3:01 pm

2 stops33h 01m

$634

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 19 results
1
2

Compare providers for flights from Cancún to Dulles Intl

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 Cancún to Dulles Intl in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust 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 Cancún-Washington, D.C. Dulles Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Cancún-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Cancún-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cancún-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust AranGrant the most. AranGrant 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 Cancún-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Cancún to Washington, D.C. Dulles Intl Airport trip
Airports
CUN

Cancun Airport's terminals are crowded, so arrive early to navigate long security lines and packed restaurants.

Read more about CUNby Ramsey Qubein
IAD

Use the Silver Line Metro for a cheap, 40-minute ride from IAD to Washington, D.C.

Read more about IADby Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on IAD and CUN

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Cancún to Dulles Intl

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

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

Currently, August is the cheapest month in which you can book a flight from Cancún to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Cancún to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). 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 CUN to IAD?

Find hourly flight availability from Cancún to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2025.

One of the essential ways to save on airfare from Cancún to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 9% on airfare.

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

Explore weekly flight availability from Cancún to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 15, 2025.

The most flights from CUN to IAD 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).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated April 15, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Aeromexico from Cancún to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,871 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,918 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Aeromexico
7.5
Good
1,698 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,658 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Cancún to Dulles Intl. 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 from for flights from Cancún to Washington, D.C. Dulles Intl?

    Most people fly from Cancun (CUN) if they book a flight from Cancún to Washington, D.C. Dulles Intl. On average, Cancun has 2 outbound flights to Washington, D.C. Dulles Intl per day from 1 airline. Cancun is conveniently located just 8.9 mi from Cancún’s city center.

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

    According to our current data, Volaris El Salvador ($307), Delta ($363), and United Airlines ($368) offers the cheapest pricing from Cancún to Washington, D.C. Dulles Intl Airport. Users have found that Volaris El Salvador is 29% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Cancún to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $192 on Delta. Other airlines that offer cheap prices include Frontier from $208 and United Airlines from $215 one-way.

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

    On average you can expect to pay $535 for a flight from Cancún to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $149 while the most popular route, (Cancun - Washington, D.C. Dulles Intl) is currently priced at $361.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cancún to Dulles Intl 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 Cancún to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Cancún to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Cancún to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). 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
Arlington
Alexandria
Fairfax
Tysons
Springfield
Woodbridge
Rockville
Fredericksburg
Gaithersburg
Silver Spring
Linthicum Heights
Falls Church
Laurel
Easton
Herndon
Sterling
Bowie
Gettysburg
National Harbor
Oxon Hill

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Alternative routes for Cancún to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Cancún to Baltimore flights
Cancún to Reagan-National flights

Top airline flying from Cancún to Dulles Intl

Discover the top airline that operate flights from Cancún to Dulles Intl. 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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$363Average$489FlexibilityNo cancel feeOn-time69%

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