HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cancún

$173+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CUN
feb. 8 — feb. 151
sáb. 2/8
sáb. 2/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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”
2. Select your favorite providers
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.

The best prices from Washington, D.C. Dulles Intl to Cancun are usually found in September or February, booked 70 days in advance, depart on a Tuesday or Monday and return on a Saturday

Cheap flight deals from Dulles Intl to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 febrero 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$310
(CheapOair)

One-way from

$173
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$531

Good round-trip deal

$528 or less

Good one-way deal

$288 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 ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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

Find 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 febrero 3, 2025.

This Trip.com deal was found by Cheapflights users on 2/3. 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.
dom. 2/91:24 amIAD - CUN
2 stops9h 58mVolaris El Salvador
lun. 2/1712:23 pmCUN - IAD
2 stops22h 46mVolaris El Salvador
Deal found 2/3$310
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/228:46 pmIAD - CUN
1 stop12h 30mMultiple Airlines
mié. 3/269:08 amCUN - IAD
1 stop6h 46mMultiple Airlines
Deal found 2/2$316
This Booking.com deal was found by Cheapflights users on 2/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/266:03 pmIAD - CUN
1 stop17h 54mFrontier
sáb. 3/110:15 amCUN - IAD
1 stop6h 58mFrontier
Deal found 2/2$341
This Air Canada deal was found by Cheapflights users on 2/2. 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.
mié. 4/234:07 pmIAD - CUN
1 stop20h 53mAir Canada
mié. 4/307:00 amCUN - IAD
1 stop13h 08mAir Canada
Deal found 2/2$350
This American Airlines deal was found by Cheapflights users on 2/3. 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.
lun. 2/246:30 amIAD - CUN
1 stop5h 50mAmerican Airlines
jue. 2/275:30 pmCUN - IAD
1 stop6h 23mAmerican Airlines
Deal found 2/3$402
This United Airlines deal was found by Cheapflights users on 2/2. 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.
dom. 2/236:00 amIAD - CUN
1 stop9h 59mUnited Airlines
jue. 2/275:10 pmCUN - IAD
Nonstop3h 17mUnited Airlines
Deal found 2/2$438
This Aeromexico deal was found by Cheapflights users on 2/3. 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.
mar. 7/14:40 pmIAD - CUN
1 stop8h 23mAeromexico
vie. 7/46:02 amCUN - IAD
1 stop8h 08mAeromexico
Deal found 2/3$440
This Delta deal was found by Cheapflights users on 2/3. 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.
lun. 12/87:50 pmIAD - CUN
2 stops13h 05mDelta
vie. 12/126:00 amCUN - IAD
1 stop7h 49mDelta
Deal found 2/3$449

Find flights from Dulles Intl to Cancún within your budget

Customize your flight search to find flights from Dulles Intl 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 febrero 3, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mar. 2/25

1:00 pm-11:22 am

1 stop22h 22m

Cancun

vie. 2/28

12:23 pm-11:09 am

1 stop22h 46m

$310

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

sáb. 3/22

8:46 pm-8:16 am

1 stop12h 30m

Cancun

mié. 3/26

9:08 am-4:54 pm

1 stop6h 46m

$316

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mié. 2/26

6:03 pm-11:57 am

1 stop17h 54m

Cancun

sáb. 3/1

10:15 am-5:13 pm

1 stop6h 58m

$341

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mié. 4/23

4:07 pm-12:00 pm

1 stop20h 53m

Cancun

mié. 4/30

7:00 am-9:08 pm

1 stop13h 08m

$350

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

lun. 2/24

6:30 am-12:20 pm

1 stop5h 50m

Cancun

jue. 2/27

5:30 pm-11:53 pm

1 stop6h 23m

$402

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

dom. 2/23

6:00 am-12:54 pm

1 stop6h 54m

Cancun

vie. 2/28

12:28 pm-3:45 pm

Nonstop3h 17m

$438

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mar. 7/1

4:40 pm-12:03 am

1 stop8h 23m

Cancun

vie. 7/4

6:02 am-3:10 pm

1 stop8h 08m

$440

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

dom. 3/9

6:00 am-10:30 pm

2 stops17h 30m

Cancun

vie. 3/21

6:04 am-3:00 pm

1 stop7h 56m

$444

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

dom. 3/9

2:00 pm-11:21 am

2 stops22h 21m

$178

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mié. 5/14

4:31 pm-12:16 pm

1 stop20h 45m

$186

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 17 results
1
2

Compare providers for flights from Dulles Intl 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 Dulles Intl to Cancún in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
Trip.comPrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
FlightnetworkPrice Accuracy2 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice 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. Dulles Intl Airport-Cancún flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Cancún flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

Travel insights for flights from Dulles Intl to Cancún

Get recent, data-driven insights about flights from Dulles Intl to Cancún including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Cancún. Price data was last updated on January 31, 2025.

Booking 70 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cancún (average of $360). Flying from Washington, D.C. Dulles Intl Airport to Cancún in March is currently the most expensive (average of $492). 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?

Find hourly flight availability from Dulles Intl 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 febrero 3, 2025.

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 50% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Cancún. Price data was last updated on January 26, 2025.

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. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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

Explore weekly flight availability from Dulles Intl to Cancún. 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 febrero 3, 2025.

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).

Rainfall in Cancún by month

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

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.

Temperature in Cancún by month

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

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).

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 febrero 3, 2025.
Get a feel of what it's like to fly with Delta, Aeromexico and United Airlines from Washington, D.C. to Cancún by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,427 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,427 reviews
Delta
8.0
Very good
8,427 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aeromexico
7.5
Good
1,829 reviews
Delta
8.0
Very good
8,427 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,889 reviews
Delta
8.0
Very good
8,427 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,427 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Canada
7.0
Good
8,651 reviews
Delta
8.0
Very good
8,427 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    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. 7 airlines have flights to Cancun from Washington, D.C. Dulles Intl on a regular basis.

  • 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 Volaris El Salvador. Our recent data shows that you can find tickets from as low as $310 on this airline. Additional options worth looking into are Frontier and Air Canada, starting at $341 and $350 round-trip. Users have found that Volaris El Salvador is 46% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $173 on Frontier. Other airlines that offer cheap prices include Volaris El Salvador from $178 and Air Canada from $187 one-way.

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

    On average you can expect to pay $780 for a flight from Washington, D.C. Dulles Intl Airport to Cancún. The cheapest flight overall is $195 while the most popular route, (Washington, D.C. Dulles Intl - Cancun) is currently priced at $296.

  • 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cancún (average of $360). Flying from Washington, D.C. Dulles Intl Airport to Cancún in March is currently the most expensive (average of $492). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Puerto Aventuras
Punta Sam
Holbox

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Cancún

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

Top 7 airlines flying from Dulles Intl to Cancún

Discover the top 7 airlines that operate flights from Dulles Intl 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 febrero 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$204Average$443FlexibilityNo cancel feeOn-time65%
Volaris El SalvadorCheapest$263Average$353FlexibilityNo cancel feeOn-timeN/A
AeromexicoCheapest$293Average$446FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$311Average$454FlexibilityNo cancel feeOn-time71%
DeltaCheapest$313Average$471FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$392Average$564FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$397Average$611FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.