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Tulum

$145+ Cheap flights from Dulles Intl (IAD) to Tulum, Mexico

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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CUN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Tulum 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 Tulum

Cheapest flights from Dulles Intl to Tulum
Explore the most affordable flight options available from Dulles Intl to Tulum. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Orbitz deal was found by Cheapflights users on 12/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 amIAD - CUN
1 stop7h 35mFrontier
Thu 1/154:12 pmCUN - IAD
1 stop15h 39mFrontier
Deal found 12/16$338
This Priceline deal was found by Cheapflights users on 12/16. 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.
Wed 12/316:05 amIAD - CUN
1 stop7h 35mFrontier
Sat 1/103:34 pmCUN - IAD
1 stop19h 54mFrontier
Deal found 12/16$345
This Frontier deal was found by Cheapflights users on 12/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 amIAD - CUN
1 stop7h 35mFrontier
Thu 1/83:14 pmCUN - IAD
2 stops16h 41mFrontier
Deal found 12/17$348
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:34 amIAD - CUN
1 stop7h 05mFrontier
Sat 1/103:34 pmCUN - IAD
2 stops16h 06mFrontier
Deal found 12/16$352
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 amIAD - CUN
1 stop7h 35mMultiple Airlines
Wed 1/710:10 pmCUN - IAD
1 stop13h 38mMultiple Airlines
Deal found 12/17$370
This Frontier deal was found by Cheapflights users on 12/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:34 amIAD - CUN
1 stop7h 05mFrontier
Wed 12/3110:07 amCUN - IAD
1 stop7h 40mFrontier
Deal found 12/17$372
This Frontier deal was found by Cheapflights users on 12/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 amIAD - CUN
1 stop7h 35mFrontier
Fri 1/95:03 pmCUN - IAD
2 stops16h 05mFrontier
Deal found 12/17$383
This CheapOair deal was found by Cheapflights users on 12/15. 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 12/319:45 amIAD - CUN
1 stop12h 55mAir Canada
Thu 1/156:20 pmCUN - IAD
1 stop26h 34mAir Canada
Deal found 12/15$384

Find flight deals from Dulles Intl to Tulum

Keep the following information in mind while searching for Dulles Intl to Tulum flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$299
(United Airlines)

One-way from

$145
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$670
Provider with most accurate pricing for Washington, D.C. (WAS)-Cancun flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Cancun flights.
Search Deals
From Washington, D.C. Dulles Intl to Tulum
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Tulum
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($36 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
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Tulum 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 December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Tulum that are best for you.

Fly from

Dulles Intl

Fly to

Tulum

Route

Depart

Return

Price

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sun 1/18

12:46 pm-4:40 pm

Nonstop3h 54m

Cancun

Sat 1/24

5:09 pm-8:29 pm

Nonstop3h 20m

$344

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sat 1/24

12:46 pm-4:40 pm

Nonstop3h 54m

Cancun

Tue 1/27

5:09 pm-8:29 pm

Nonstop3h 20m

$356

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Mon 1/12

12:46 pm-4:40 pm

Nonstop3h 54m

Cancun

Sat 1/17

12:35 pm-3:55 pm

Nonstop3h 20m

$401

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Thu 1/29

12:46 pm-4:40 pm

Nonstop3h 54m

Cancun

Thu 2/5

12:28 pm-8:49 pm

1 stop8h 21m

$411

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Wed 1/21

12:46 pm-4:40 pm

Nonstop3h 54m

Cancun

Tue 1/27

5:09 pm-8:29 pm

Nonstop3h 20m

$413

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sat 2/7

12:46 pm-4:40 pm

Nonstop3h 54m

Cancun

Sat 2/14

5:09 pm-8:29 pm

Nonstop3h 20m

$414

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Wed 4/15

6:00 am-7:03 pm

2 stops14h 03m

Cancun

Fri 4/17

6:03 am-3:17 pm

1 stop8h 14m

$417

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

Tue 2/24

6:01 am-1:45 pm

1 stop7h 44m

$417

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sun 4/26

6:00 am-2:20 pm

1 stop9h 20m

Cancun

Thu 4/30

4:18 pm-8:44 pm

Nonstop3h 26m

$417

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sun 1/11

8:29 am-12:20 pm

Nonstop3h 51m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 16 results
1
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Best time to book a flight from Dulles Intl to Tulum

Have a flexible travel schedule? Discover the best time to fly to Tulum 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 Tulum

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Tulum. Price data was last updated on December 12, 2025.

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Tulum, you should look to book at least 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Tulum (average of $210). Flying from Washington, D.C. Dulles Intl Airport to Tulum 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 TU9?

Find hourly flight availability from Dulles Intl to Tulum. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Tulum in the morning. Doing so could potentially save you 24% on the flight price compared to flying at noon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Tulum. Price data was last updated on December 13, 2025.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Tulum flight should consider departing on Saturday 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 Tulum

Explore weekly flight availability from Dulles Intl to Tulum. 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 December 18, 2025.

The most flights from IAD to TU9 are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Tulum

Get insights into the airlines that provide service to Tulum. 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 Tulum. Reviews last updated December 18, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and Aeromexico from Washington, D.C. Dulles Intl Airport to Tulum. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

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
8,007 reviews
Delta
7.9
Good
8,007 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

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.
United Airlines
7.4
Good
9,091 reviews
Delta
7.9
Good
8,007 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

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.
Aeromexico
7.4
Good
1,629 reviews
Delta
7.9
Good
8,007 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

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.
American Airlines
7.2
Good
11,054 reviews
Delta
7.9
Good
8,007 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

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.
Frontier
5.8
Fair
3,081 reviews
Delta
7.9
Good
8,007 reviews

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Comfort

7.9

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.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Tulum. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    A quick flight from Washington, D.C. Dulles Intl Airport to Tulum can take about 3h 54m. United Airlines provides one of the quickest options available for as low as $344. The distance from Washington, D.C. Dulles Intl Airport to Tulum is about 1357 mi. Most flights are nonstop.

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

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to Tulum is $161. On average you can expect to pay $657. The most popular route, (Washington, D.C. Dulles Intl - Cancun), can usually be booked for $299.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Tulum 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 Tulum?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Tulum (average of $210). Flying from Washington, D.C. Dulles Intl Airport to Tulum 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.

See more FAQs

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Top 8 airlines flying from Dulles Intl to Tulum

Discover the top 8 airlines that operate flights from Dulles Intl to Tulum. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$134Average$403FlexibilityNo cancel feeOn-time65%
Air CanadaCheapest$194Average$478FlexibilityNo cancel feeOn-time67%
AeromexicoCheapest$284Average$483FlexibilityNo cancel feeOn-timeN/A
Volaris El SalvadorCheapest$286Average$349FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$314Average$598FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$315Average$394FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$351Average$646FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$364Average$619FlexibilityNo cancel feeOn-time69%

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