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Dulles Intl

$153+ 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — IAD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$280
(Priceline)

One-way from

$153
(Trip.com)

Popular in

June

Cheapest in

September

Average price

$598

Good round-trip deal

$423 or less

Good one-way deal

$276 or less
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. 10% potential increase in price ($51 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Priceline deal was found by Cheapflights users on 6/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/111:41 pmCUN - IAD
1 stop9h 25mFrontier
Sun 9/146:00 amIAD - CUN
1 stop7h 26mFrontier
Deal found 6/12$259
This Kissandfly.com deal was found by Cheapflights users on 6/10. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2512:38 pmCUN - IAD
1 stop11h 19mVolaris El Salvador
Thu 8/282:25 pmIAD - CUN
1 stop22h 23mVolaris El Salvador
Deal found 6/10$302
This Air Canada deal was found by Cheapflights users on 6/10. 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.
Tue 9/168:45 pmCUN - IAD
1 stop11h 53mAir Canada
Sat 9/2010:20 amIAD - CUN
1 stop10h 20mAir Canada
Deal found 6/10$306
This CheapOair deal was found by Cheapflights users on 6/11. 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 9/2612:38 pmCUN - IAD
2 stops22h 59mMultiple Airlines
Tue 9/3012:41 pmIAD - CUN
1 stop7h 59mMultiple Airlines
Deal found 6/11$346
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 9/1611:14 amCUN - IAD
Nonstop3h 16mUnited Airlines
Sun 9/218:34 amIAD - CUN
Nonstop3h 36mUnited Airlines
Deal found 6/10$395
This Delta deal was found by Cheapflights users on 6/10. 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 7/106:00 amCUN - IAD
1 stop8h 31mDelta
Wed 7/166:00 amIAD - CUN
2 stops8h 15mDelta
Deal found 6/10$419
This Aeromexico deal was found by Cheapflights users on 6/10. 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 9/187:02 amCUN - IAD
2 stops16h 05mAeromexico
Mon 9/224:40 pmIAD - CUN
1 stop8h 23mAeromexico
Deal found 6/10$428
This Kissandfly.com deal was found by Cheapflights users on 6/10. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1011:14 amCUN - IAD
Nonstop3h 25mLufthansa
Wed 7/168:32 amIAD - CUN
Nonstop3h 38mLufthansa
Deal found 6/10$437
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/2212:45 pmCUN - IAD
2 stops10h 13mAmerican Airlines
Sat 8/301:18 pmIAD - CUN
2 stops23h 02mAmerican Airlines
Deal found 6/10$484
This Avianca deal was found by Cheapflights users on 6/11. 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.
Wed 7/22:10 pmCUN - IAD
1 stop10h 05mAvianca
Tue 7/81:05 amIAD - CUN
2 stops13h 05mAvianca
Deal found 6/11$487
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 9/164:10 pmCUN - IAD
2 stops38h 22mAlaska Airlines
Mon 9/227:00 amIAD - CUN
2 stops33h 00mAlaska Airlines
Deal found 6/10$565

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 June 12, 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

Sat 7/12

8:04 am-6:28 pm

1 stop9h 24m

Washington, D.C. Dulles Intl

Sat 7/19

6:10 am-12:27 pm

1 stop7h 17m

$280

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Fri 7/25

12:38 pm-12:57 am

1 stop11h 19m

Washington, D.C. Dulles Intl

Thu 8/28

2:25 pm-11:48 am

1 stop22h 23m

$302

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Thu 7/10

8:45 pm-1:42 pm

1 stop15h 57m

Washington, D.C. Dulles Intl

Tue 8/19

2:37 am-11:48 am

1 stop10h 11m

$358

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Thu 7/10

11:14 am-3:39 pm

Nonstop3h 25m

Washington, D.C. Dulles Intl

Wed 8/20

10:14 pm-4:45 pm

1 stop19h 31m

$409

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Thu 7/10

6:00 am-3:31 pm

1 stop8h 31m

Washington, D.C. Dulles Intl

Wed 7/16

6:00 am-1:15 pm

2 stops8h 15m

$419

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Thu 7/10

11:14 am-3:39 pm

Nonstop3h 25m

Washington, D.C. Dulles Intl

Wed 7/16

8:32 am-11:10 am

Nonstop3h 38m

$437

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Tue 7/22

12:45 pm-11:58 pm

2 stops10h 13m

Washington, D.C. Dulles Intl

Sat 8/30

1:18 pm-11:20 am

2 stops23h 02m

$484

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Wed 7/2

2:10 pm-1:15 am

1 stop10h 05m

Washington, D.C. Dulles Intl

Tue 7/8

1:05 am-1:10 pm

2 stops13h 05m

$487

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Thu 7/31

4:25 pm-7:19 pm

2 stops25h 54m

Washington, D.C. Dulles Intl

Thu 8/7

7:59 pm-3:15 pm

2 stops20h 16m

$848

CancúnWashington, D.C.

CUN - IAD

CUNIAD

Cancun

Mon 9/8

12:38 pm-12:37 pm

2 stops22h 59m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 18 results
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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 waiting areas.

Read more about CUNby Ramsey Qubein
IAD

Use the Silver Line Metro for a cheap, 40-minute ride to Washington, D.C. from IAD, with the station just five minutes from the terminal.

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 July is currently the most expensive (average of $349). 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 June 12, 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 8% 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 June 12, 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 June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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, Frontier ($280), Volaris El Salvador ($302), and United Airlines ($409) offers the cheapest pricing from Cancún to Washington, D.C. Dulles Intl Airport. Users have found that Frontier is 33% 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 $153 on Volaris El Salvador. Other airlines that offer cheap prices include Frontier from $164 and Air Canada from $197 one-way.

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

    On average you can expect to pay $538 for a flight from Cancún to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $203 while the most popular route, (Cancun - Washington, D.C. Dulles Intl) is currently priced at $351.

  • 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 July is currently the most expensive (average of $349). 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
Woodbridge
Tysons
Silver Spring
Linthicum Heights
Fredericksburg
Gaithersburg
Fairfax
Falls Church
Easton
Herndon
Towson
Sterling
Bowie
Rockville
Reston
National Harbor
Springfield
Manassas

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$363Average$461FlexibilityNo cancel feeOn-time69%

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