HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cozumel

$230+ Cheap flights from Dulles Intl (IAD) to Cozumel (CZM)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CZM
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Cozumel 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.

Cheap flight deals from Dulles Intl to Cozumel

Cheapest flights from Dulles Intl to Cozumel
Explore the most affordable flight options available from Dulles Intl to Cozumel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

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.
Wed 3/186:01 am
IAD
-
CZM
1 stop8h 44m
Aeromexico
Tue 3/242:00 pm
CZM
-
IAD
1 stop8h 27m
Aeromexico
Deal found 2/3$440
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:00 am
IAD
-
CZM
2 stops10h 11m
American Airlines
Tue 4/72:10 pm
CZM
-
IAD
2 stops27h 15m
American Airlines
Deal found 2/4$444
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.
Fri 3/206:01 am
IAD
-
CZM
1 stop8h 44m
Aeromexico
Thu 3/262:00 pm
CZM
-
IAD
1 stop4h 46m
Aeromexico
Deal found 2/3$485
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:18 am
IAD
-
CZM
1 stop7h 27m
Delta
Tue 3/172:00 pm
CZM
-
IAD
1 stop4h 46m
Delta
Deal found 2/2$486
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:11 pm
IAD
-
CZM
2 stops20h 33m
American Airlines
Tue 4/142:10 pm
CZM
-
IAD
2 stops22h 37m
American Airlines
Deal found 2/4$489
This Delta deal was found by Cheapflights users on 2/1. 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.
Mon 2/237:15 am
IAD
-
CZM
1 stop7h 40m
Delta
Wed 3/43:10 pm
CZM
-
IAD
1 stop8h 11m
Delta
Deal found 2/1$491
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.
Fri 3/209:19 am
IAD
-
CZM
1 stop28h 23m
American Airlines
Fri 3/272:01 pm
CZM
-
IAD
2 stops16h 47m
American Airlines
Deal found 2/3$497
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.
Wed 3/47:00 am
IAD
-
CZM
1 stop8h 57m
Delta
Tue 3/102:00 pm
CZM
-
IAD
1 stop4h 46m
Delta
Deal found 2/3$500
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.
Sun 3/17:15 am
IAD
-
CZM
1 stop7h 40m
Delta
Fri 3/63:10 pm
CZM
-
IAD
1 stop8h 11m
Delta
Deal found 2/3$504
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:22 am
IAD
-
CZM
1 stop9h 49m
American Airlines
Sun 8/94:16 pm
CZM
-
IAD
1 stop16h 45m
American Airlines
Deal found 2/2$505

Find flight deals from Dulles Intl to Cozumel

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Cozumel (CZM). 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 February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$440
(Aeromexico)

One-way from

$230
(Aeromexico)

Popular in

December

Cheapest in

November

Average price

$605
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Cozumel flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Cozumel flights.
Search Deals
From Washington, D.C. Dulles Intl to Cozumel
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Cozumel
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($277 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 19% potential price decrease ($121 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 Cozumel 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 February 4, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Cozumel that are best for you.

Fly from

Dulles Intl

Fly to

Cozumel

Route

Depart

Return

Price

Washington, D.C.Cozumel

IAD - CZM

IADCZM

Washington, D.C. Dulles Intl

Tue 3/3

6:03 am-1:23 pm

1 stop8h 20m

Cozumel

Tue 3/10

1:25 pm-10:36 pm

1 stop7h 11m

$440

Washington, D.C.Cozumel

IAD - CZM

IADCZM

Washington, D.C. Dulles Intl

Fri 4/3

6:01 am-12:45 pm

1 stop8h 44m

Cozumel

Wed 4/8

2:00 pm-12:27 am

1 stop8h 27m

$485

Washington, D.C.Cozumel

IAD - CZM

IADCZM

Washington, D.C. Dulles Intl

Wed 3/4

7:00 am-2:57 pm

1 stop8h 57m

Cozumel

Mon 3/9

2:00 pm-8:46 pm

1 stop4h 46m

$485

Washington, D.C.Cozumel

IAD - CZM

IADCZM

Washington, D.C. Dulles Intl

Sun 3/1

6:00 am-1:55 pm

1 stop8h 55m

Cozumel

Thu 3/5

3:10 pm-12:21 am

1 stop8h 11m

$504

Washington, D.C.Cozumel

IAD - CZM

IADCZM

Washington, D.C. Dulles Intl

Sun 2/22

6:00 am-1:55 pm

1 stop8h 55m

Cozumel

Thu 2/26

3:10 pm-12:21 am

1 stop8h 11m

$504

Washington, D.C.Cozumel

IAD - CZM

IADCZM

Washington, D.C. Dulles Intl

Sat 8/1

10:10 pm-2:42 pm

1 stop18h 32m

Cozumel

Sat 8/8

3:52 pm-12:32 am

1 stop6h 40m

$528

Washington, D.C.Cozumel

IAD - CZM

IADCZM

Washington, D.C. Dulles Intl

Thu 3/12

6:01 am-12:45 pm

1 stop8h 44m

Cozumel

Mon 3/16

2:00 pm-8:46 pm

1 stop4h 46m

$530

Washington, D.C.Cozumel

IAD - CZM

IADCZM

Washington, D.C. Dulles Intl

Sun 3/1

6:00 am-1:55 pm

1 stop8h 55m

Cozumel

Sat 3/7

3:10 pm-12:25 am

1 stop8h 15m

$532

Washington, D.C.Cozumel

IAD - CZM

IADCZM

Washington, D.C. Dulles Intl

Sat 2/28

7:15 am-1:55 pm

1 stop7h 40m

Cozumel

Thu 3/5

3:10 pm-12:21 am

1 stop8h 11m

$532

Washington, D.C.Cozumel

IAD - CZM

IADCZM

Washington, D.C. Dulles Intl

Thu 3/26

10:05 pm-12:23 pm

1 stop16h 18m

Cozumel

Mon 3/30

3:52 pm-11:59 pm

1 stop6h 07m

$545

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 20 results
1
2
  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Cozumel 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-Cozumel flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Cozumel 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-Cozumel 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-Cozumel 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 Cozumel

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

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

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

Reviews of airlines servicing Cozumel

Get insights into the airlines that provide service to Cozumel. 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 Cozumel. Reviews last updated February 4, 2026.
Peruse reviews from past customers who have flown with United Airlines from Washington, D.C. Dulles Intl Airport to Cozumel to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,236 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,236 reviews
United Airlines
7.4
Good
9,236 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Cozumel. 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 Cozumel from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Cozumel, you will be flying into Cozumel. Cozumel (CZM) is just 1.7 mi from the center of the city. Cozumel is the only Cozumel airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 1 airline has flights to Cozumel from Washington, D.C. Dulles Intl on a regular basis.

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

    A quick flight from Washington, D.C. Dulles Intl Airport to Cozumel can take about 8h 57m. Delta provides one of the quickest options available for as low as $485. Washington, D.C. Dulles Intl Airport and Cozumel are separated by a distance of 1392 mi.

  • What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Cozumel round-trip?

    Flying on United Airlines is currently your cheapest option to Cozumel, with prices starting at $488. This flight start at 34% lower than the current average price 3 months from now.

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

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

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

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

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

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

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

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

Alternative routes for Dulles Intl to Cozumel

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

Top airline flying from Dulles Intl to Cozumel

Discover the top airline that operate flights from Dulles Intl to Cozumel. 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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$488Average$622FlexibilityNo 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.