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Tulum

$124+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CUN
mar. 8 — mar. 151
dom. 3/8
dom. 3/15
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 Monday or Sunday 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 febrero 6, 2026.

This Avianca deal was found by Cheapflights users on 2/4. 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.
jue. 2/126:15 pm
IAD
-
CUN
2 stops18h 45m
Avianca
jue. 2/1912:35 pm
CUN
-
IAD
2 stops15h 50m
Avianca
Deal found 2/4$280
This SmartFares deal was found by Cheapflights users on 2/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/73:15 pm
IAD
-
CUN
1 stop11h 58m
Aeromexico
mié. 3/116:01 am
CUN
-
IAD
1 stop7h 49m
Aeromexico
Deal found 2/5$281
This lastminute.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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/76:00 am
IAD
-
CUN
2 stops14h 02m
Aeromexico
sáb. 3/146:01 am
CUN
-
IAD
1 stop7h 49m
Aeromexico
Deal found 2/3$286
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
dom. 3/84:20 pm
IAD
-
CUN
1 stop10h 08m
Aeromexico
sáb. 3/146:01 am
CUN
-
IAD
1 stop7h 49m
Aeromexico
Deal found 2/5$290
This lastminute.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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/204:20 pm
IAD
-
CUN
1 stop10h 08m
Aeromexico
vie. 3/276:01 am
CUN
-
IAD
1 stop7h 54m
Aeromexico
Deal found 2/3$292
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
lun. 3/98:09 am
IAD
-
CUN
1 stop7h 24m
Multiple Airlines
mié. 3/119:13 am
CUN
-
IAD
1 stop21h 07m
Multiple Airlines
Deal found 2/5$297
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/2810:29 am
IAD
-
CUN
1 stop22h 22m
Frontier
vie. 3/61:25 pm
CUN
-
IAD
1 stop17h 59m
Frontier
Deal found 2/3$298
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
lun. 2/238:54 am
IAD
-
CUN
1 stop24h 24m
Multiple Airlines
vie. 2/272:47 pm
CUN
-
IAD
1 stop18h 47m
Multiple Airlines
Deal found 2/4$299
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/272:58 pm
IAD
-
CUN
2 stops16h 52m
Multiple Airlines
vie. 3/61:25 pm
CUN
-
IAD
1 stop17h 59m
Multiple Airlines
Deal found 2/3$301
This Kiwi.com deal was found by Cheapflights users on 2/4. 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. 3/78:09 am
IAD
-
CUN
1 stop7h 19m
Frontier
vie. 3/1312:15 pm
CUN
-
IAD
1 stop18h 09m
Frontier
Deal found 2/4$303

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 febrero 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$281
(SmartFares)

One-way from

$124
(Trip.com)

Popular in

April

Cheapest in

September

Average price

$589
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. 1% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 febrero 6, 2026.
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

sáb. 4/11

6:00 am-3:04 pm

1 stop10h 04m

Cancun

jue. 4/16

6:00 am-3:10 pm

1 stop8h 10m

$331

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

sáb. 2/28

12:35 pm-9:11 pm

1 stop8h 36m

Cancun

jue. 3/5

8:00 am-2:45 pm

1 stop6h 45m

$332

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

dom. 3/1

10:08 am-4:45 pm

1 stop6h 37m

Cancun

jue. 3/5

8:00 am-2:45 pm

1 stop6h 45m

$332

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

vie. 5/29

7:52 pm-12:15 pm

2 stops17h 23m

Cancun

jue. 6/4

6:00 am-3:10 pm

1 stop8h 10m

$336

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

sáb. 4/11

7:18 am-3:45 pm

1 stop9h 27m

Cancun

vie. 4/17

10:00 am-6:19 pm

1 stop7h 19m

$342

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

vie. 2/27

3:42 pm-9:11 pm

1 stop5h 29m

Cancun

mié. 3/4

8:00 am-2:45 pm

1 stop6h 45m

$387

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

vie. 2/27

3:42 pm-9:11 pm

1 stop5h 29m

Cancun

jue. 3/5

8:00 am-2:45 pm

1 stop6h 45m

$387

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

dom. 5/10

6:15 am-2:26 pm

1 stop9h 11m

Cancun

mié. 5/13

11:14 am-3:45 pm

Nonstop3h 31m

$427

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mié. 3/4

8:15 am-3:33 pm

1 stop7h 18m

Cancun

mié. 3/11

11:40 am-3:55 pm

Nonstop3h 15m

$427

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

jue. 3/5

12:46 pm-4:40 pm

Nonstop3h 54m

Cancun

mié. 3/11

11:40 am-3:55 pm

Nonstop3h 15m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Showing 1-10 of 20 results
1
2

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 January 30, 2026.

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 febrero 6, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Tulum as you normally would.

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 febrero 6, 2026.

The most flights from IAD to TU9 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).

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

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 febrero 6, 2026.
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
8,158 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Boarding

8.1

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
8,158 reviews
Delta
7.9
Good
8,158 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Boarding

8.1

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
9,244 reviews
Delta
7.9
Good
8,158 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Boarding

8.1

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
1,578 reviews
Delta
7.9
Good
8,158 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Boarding

8.1

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
11,244 reviews
Delta
7.9
Good
8,158 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Boarding

8.1

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
5.7
Fair
3,054 reviews
Delta
7.9
Good
8,158 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Overall

7.9

Boarding

8.1

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 10h 04m. Delta provides one of the quickest options available for as low as $331. The distance from Washington, D.C. Dulles Intl Airport to Tulum is about 1357 mi.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $133. United Airlines flights start at $141 while deals on American Airlines start at $162 one-way.

  • 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 $201. On average you can expect to pay $796. The most popular route, (Washington, D.C. Dulles Intl - Cancun), can usually be booked for $315.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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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 febrero 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$110Average$385FlexibilityNo cancel feeOn-time65%
DeltaCheapest$178Average$549FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$194Average$419FlexibilityNo cancel feeOn-time67%
AeromexicoCheapest$253Average$469FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$280Average$392FlexibilityNo cancel feeOn-time62%
Volaris El SalvadorCheapest$286Average$349FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$335Average$654FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$338Average$624FlexibilityNo cancel feeOn-time69%

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