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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CUN
oct. 11 — oct. 181
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Tulum are usually found in September or February, booked 24 days in advance, depart on a Sunday or Monday and return on a Saturday

Cheap 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 septiembre 11, 2025.

Round-trip from

$280
(American Airlines)

One-way from

$124
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$514
From Washington, D.C. Dulles Intl to Tulum
One-way flight from Washington, D.C. Dulles Intl to Tulum
Highest demand for flights based on searches. 7% potential increase in price ($50 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in September 2025

Find 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 septiembre 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/85:29 pmIAD - CUN
2 stops17h 19mAmerican Airlines
vie. 12/125:20 pmCUN - IAD
2 stops15h 24mAmerican Airlines
Deal found 9/11$280
This American Airlines deal was found by Cheapflights users on 9/10. 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.
lun. 12/18:09 pmIAD - CUN
1 stop20h 02mAmerican Airlines
mié. 12/1012:03 pmCUN - IAD
1 stop10h 56mAmerican Airlines
Deal found 9/10$281
This American Airlines deal was found by Cheapflights users on 9/10. 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.
mar. 12/27:59 amIAD - CUN
1 stop6h 13mAmerican Airlines
mar. 12/95:07 pmCUN - IAD
1 stop23h 07mAmerican Airlines
Deal found 9/10$282
This United Airlines deal was found by Cheapflights users on 9/10. 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.
sáb. 9/2011:03 amIAD - CUN
1 stop9h 17mUnited Airlines
sáb. 9/2711:14 amCUN - IAD
Nonstop3h 16mUnited Airlines
Deal found 9/10$285
This American Airlines deal was found by Cheapflights users on 9/10. 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.
sáb. 9/276:25 amIAD - CUN
1 stop7h 41mAmerican Airlines
sáb. 10/44:04 pmCUN - IAD
1 stop17h 53mAmerican Airlines
Deal found 9/10$287
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/18:09 pmIAD - CUN
1 stop20h 02mAmerican Airlines
mar. 12/95:07 pmCUN - IAD
1 stop23h 07mAmerican Airlines
Deal found 9/11$288
This United Airlines deal was found by Cheapflights users on 9/10. 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.
sáb. 9/2712:35 pmIAD - CUN
Nonstop3h 31mUnited Airlines
sáb. 10/41:12 pmCUN - IAD
1 stop7h 54mUnited Airlines
Deal found 9/10$291
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/84:01 pmIAD - CUN
1 stop17h 35mAeromexico
sáb. 11/156:00 amCUN - IAD
1 stop8h 02mAeromexico
Deal found 9/10$295

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 septiembre 11, 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

sáb. 12/6

12:29 pm-9:20 pm

1 stop8h 51m

Cancun

dom. 12/14

6:15 am-2:02 pm

1 stop7h 47m

$325

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

lun. 12/1

3:35 pm-9:20 pm

1 stop5h 45m

Cancun

lun. 12/8

6:00 am-2:02 pm

1 stop8h 02m

$325

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mar. 10/28

12:27 pm-8:20 pm

1 stop8h 53m

Cancun

sáb. 11/1

6:00 am-3:02 pm

1 stop8h 02m

$325

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

lun. 12/15

12:46 pm-4:40 pm

Nonstop3h 54m

Cancun

vie. 12/19

11:35 am-2:45 pm

Nonstop3h 10m

$328

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mié. 10/29

8:29 am-11:20 am

Nonstop3h 51m

Cancun

lun. 11/3

5:09 pm-8:29 pm

Nonstop3h 20m

$331

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

lun. 12/8

6:00 am-12:25 pm

1 stop6h 25m

Cancun

vie. 12/12

12:35 pm-3:55 pm

Nonstop3h 20m

$332

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mar. 1/6

6:10 am-4:15 pm

2 stops10h 05m

Cancun

mar. 1/13

12:15 pm-11:17 pm

2 stops11h 02m

$340

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

vie. 1/9

6:10 am-4:15 pm

2 stops10h 05m

Cancun

mar. 1/13

12:05 pm-11:17 pm

2 stops11h 12m

$340

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

sáb. 11/29

7:01 am-1:55 pm

1 stop6h 54m

Cancun

lun. 12/8

6:00 am-5:01 pm

2 stops11h 01m

$384

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

mar. 2/17

12:46 pm-4:40 pm

Nonstop3h 54m

Cancun

mar. 2/24

2:44 pm-10:36 pm

1 stop7h 52m

$396

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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 August 29, 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 24 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Tulum (average of $360). Flying from Washington, D.C. Dulles Intl Airport to Tulum 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 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 septiembre 11, 2025.

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.

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 September 7, 2025.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Tulum 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 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 septiembre 11, 2025.

The most flights from IAD to TU9 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 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 septiembre 11, 2025.
Read reviews from past customers who have flown Delta, Aeromexico, and United Airlines 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.
8.0
Very good

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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. Delta provides one of the quickest options available for as low as $328. The distance from Washington, D.C. Dulles Intl Airport to Tulum is about 1357 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $119. On average you can expect to pay $615. The most popular route, (Washington, D.C. Dulles Intl - Cancun), can usually be booked for $285.

  • 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Tulum (average of $360). Flying from Washington, D.C. Dulles Intl Airport to Tulum 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

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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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$134Average$452FlexibilityNo cancel feeOn-time65%
AviancaCheapest$182Average$316FlexibilityNo cancel feeOn-time71%
Volaris El SalvadorCheapest$267Average$352FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$271Average$568FlexibilityNo cancel feeOn-time71%
AeromexicoCheapest$294Average$485FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$314Average$527FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$318Average$386FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$396Average$635FlexibilityNo cancel feeOn-time69%

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