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Cheap flights from Washington, D.C. Dulles Intl Airport to Cancún from $124

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Cancún departing on 12/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Cancún

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:16 pm - 4:15 pmIAD-CUN
25h 59m1 stop
American Airlines Logo
12:50 pm - 11:08 pmCUN-IAD
10h 18m2 stops
$286American Airlines
Find Deal
Fri, Dec 5 - Fri, Dec 12
American Airlines Logo
2:16 pm - 10:32 amIAD-CUN
20h 16m1 stop
American Airlines Logo
11:50 am - 11:08 pmCUN-IAD
11h 18m2 stops
$287American Airlines
Find Deal
Wed, Dec 10 - Mon, Dec 15
Aeromexico Logo
4:01 pm - 1:19 amIAD-CUN
9h 18m1 stop
Aeromexico Logo
6:00 am - 2:02 pmCUN-IAD
8h 02m1 stop
$289Aeromexico
Find Deal
Wed, Dec 3 - Mon, Dec 8
Frontier Logo
9:58 pm - 10:26 amIAD-CUN
13h 28m1 stop
Frontier Logo
8:53 am - 11:22 pmCUN-IAD
13h 29m1 stop
$290Frontier
Find Deal
Fri, Oct 24 - Mon, Oct 27
Aeromexico Logo
4:01 pm - 1:19 amIAD-CUN
9h 18m1 stop
Aeromexico Logo
6:00 am - 2:02 pmCUN-IAD
8h 02m1 stop
$301Aeromexico
Find Deal
Thu, Dec 4 - Sat, Dec 6
Delta Logo
6:05 pm - 12:39 pmIAD-CUN
19h 34m1 stop
Delta Logo
6:00 am - 3:02 pmCUN-IAD
8h 02m1 stop
$303Delta
Find Deal
Sat, Oct 25 - Sat, Nov 1
Delta Logo
6:00 am - 3:34 pmIAD-CUN
9h 34m1 stop
Delta Logo
6:00 am - 2:02 pmCUN-IAD
8h 02m1 stop
$305Delta
Find Deal
Mon, Dec 1 - Mon, Dec 8
Frontier Logo
6:15 am - 12:31 pmIAD-CUN
7h 16m1 stop
Frontier Logo
11:26 am - 8:53 pmCUN-IAD
8h 27m1 stop
$313Frontier
Find Deal
Sun, Oct 19 - Sat, Oct 25
United Airlines Logo
6:01 am - 12:33 pmIAD-CUN
7h 32m1 stop
United Airlines Logo
4:12 pm - 8:28 pmCUN-IAD
3h 16mnonstop
$315United Airlines
Find Deal
Sat, Oct 18 - Fri, Oct 24
United Airlines Logo
8:34 am - 11:10 amIAD-CUN
3h 36mnonstop
United Airlines Logo
12:50 pm - 9:22 pmCUN-IAD
7h 32m1 stop
$322United Airlines
Find Deal
Sun, Oct 12 - Sat, Oct 18

American Airlines flights from Washington, D.C. Dulles Intl Airport to Cancún

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to Cancún flight tickets
American Airlines
Dec 5
IAD2:16 pmWashington, D.C. Dulles Intl
25h 59m
1 stop
CUN4:15 pmCancun
Dec 12
CUN12:50 pmCancun
10h 18m
2 stops
IAD11:08 pmWashington, D.C. Dulles Intl
$286
Find similar
American Airlines
Dec 10
IAD2:16 pmWashington, D.C. Dulles Intl
20h 16m
1 stop
CUN10:32 amCancun
Dec 15
CUN11:50 amCancun
11h 18m
2 stops
IAD11:08 pmWashington, D.C. Dulles Intl
$287
Find similar
American Airlines
Nov 1
IAD5:37 pmWashington, D.C. Dulles Intl
21h 32m
2 stops
CUN2:09 pmCancun
Nov 8
CUN11:34 amCancun
12h 25m
2 stops
IAD11:59 pmWashington, D.C. Dulles Intl
$340
Find similar

Frontier flights from Washington, D.C. Dulles Intl Airport to Cancún

Our best Frontier deals on Washington, D.C. Dulles Intl Airport to Cancún flight tickets
Frontier
Oct 24
IAD9:58 pmWashington, D.C. Dulles Intl
13h 28m
1 stop
CUN10:26 amCancun
Oct 27
CUN8:53 amCancun
13h 29m
1 stop
IAD11:22 pmWashington, D.C. Dulles Intl
$290
Find similar
Frontier
Oct 19
IAD6:15 amWashington, D.C. Dulles Intl
7h 16m
1 stop
CUN12:31 pmCancun
Oct 25
CUN11:26 amCancun
8h 27m
1 stop
IAD8:53 pmWashington, D.C. Dulles Intl
$313
Find similar
Frontier
Oct 10
IAD9:38 pmWashington, D.C. Dulles Intl
13h 48m
1 stop
CUN10:26 amCancun
Oct 18
CUN11:26 amCancun
8h 27m
1 stop
IAD8:53 pmWashington, D.C. Dulles Intl
$440
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated October 2, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Fri 12/5

2:16 pm-4:15 pm

1 stop25h 59m

Cancun

Fri 12/12

12:50 pm-11:08 pm

2 stops10h 18m

$286

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Wed 12/10

2:16 pm-10:32 am

1 stop20h 16m

Cancun

Mon 12/15

11:50 am-11:08 pm

2 stops11h 18m

$287

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Wed 12/3

4:01 pm-1:19 am

1 stop9h 18m

Cancun

Mon 12/8

6:00 am-2:02 pm

1 stop8h 02m

$289

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Fri 10/24

9:58 pm-10:26 am

1 stop13h 28m

Cancun

Mon 10/27

8:53 am-11:22 pm

1 stop13h 29m

$290

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Thu 12/4

4:01 pm-1:19 am

1 stop9h 18m

Cancun

Sat 12/6

6:00 am-2:02 pm

1 stop8h 02m

$301

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sat 10/25

6:05 pm-12:39 pm

1 stop19h 34m

Cancun

Sat 11/1

6:00 am-3:02 pm

1 stop8h 02m

$303

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Mon 12/1

6:00 am-3:34 pm

1 stop9h 34m

Cancun

Mon 12/8

6:00 am-2:02 pm

1 stop8h 02m

$305

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sun 10/19

6:15 am-12:31 pm

1 stop7h 16m

Cancun

Sat 10/25

11:26 am-8:53 pm

1 stop8h 27m

$313

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sat 10/18

6:01 am-12:33 pm

1 stop7h 32m

Cancun

Fri 10/24

4:12 pm-8:28 pm

Nonstop3h 16m

$315

Washington, D.C.Cancún

IAD - CUN

IADCUN

Washington, D.C. Dulles Intl

Sun 10/12

8:34 am-11:10 am

Nonstop3h 36m

Cancun

Sat 10/18

12:50 pm-9:22 pm

1 stop7h 32m

$322

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cancún from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Cancún

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Cancún?

If you don’t want to visit Cancún in September, then you should wait until February to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $533.

What is the cheapest day to depart on your flight to Cancún?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Cancún is on a Monday when prices can be found for as low as $561. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $683. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cancún.

What is the cheapest time of day to depart on your flight to Cancún?

Our most recent data shows that the best time of day to fly to Cancún is in the evening. Flights from Washington, D.C. Dulles Intl Airport to Cancún during this time can be as low as $395. Flights to Cancún are more costly in the afternoon, with an average ticket price of $866. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Washington, D.C. Dulles Intl to Cancun flight route?

Fly from Washington, D.C. Dulles Intl to Cancun for the best Washington, D.C. Dulles Intl - Cancun flight prices

How far in advance should I book a flight to Cancún?

You are more likely to see cheaper flights to Cancún from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $592 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from Washington, D.C. Dulles Intl Airport for as low as $517 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl to Cancun flights?

There are 3 cabin classes available to choose from on Washington, D.C. Dulles Intl to Cancun flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Cancún flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. Dulles Intl Airport to Cancún.

How have Washington, D.C. Dulles Intl Airport to Cancún flight prices changed over time?

As of October 2025, prices for Washington, D.C. Dulles Intl Airport to Cancún flights are approximately 39% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Cancún

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Cancún according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Cancún (IAD to CUN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Cancún

Best Price Found

$184

Fastest flight time

3h 31m

Direct flights

Every day

Airports in Cancún

1 airport
The best one-way flight to Cancún from Washington, D.C. Dulles Intl Airport in the past 72 hours is $184. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Cancún found on momondo in the last 72 hours is $413.
The fastest flight from Washington, D.C. Dulles Intl Airport to Cancún takes 3h 31m
Direct flights go from Washington, D.C. Dulles Intl Airport to Cancún every day.
There is 1 airport near Cancún: Cancun (CUN)
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Cancun by plane?

    The straight-line distance from Washington, D.C. Dulles Intl to Cancun is 1348.4 mi. 3h 36m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Cancun Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Cancun Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Cancun Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Cancun Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Cancun Airport.

  • What documentation or ID do you need to fly to Cancun Airport?

    The necessary travel and health documents for your Cancun Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Cancún?

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Cancún?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Cancún

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Cancún with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $134Free CancellationRating
6.3
8,070 reviews
Search Spirit Airlines flights
Volaris El SalvadorPriceFrom $288Free CancellationRating
7.4
26 reviews
Search Volaris El Salvador flights
AeromexicoPriceFrom $290Free CancellationRating
7.4
1,693 reviews
Search Aeromexico flights
DeltaPriceFrom $314Free CancellationRating
7.9
7,962 reviews
Search Delta flights
FrontierPriceFrom $318Free CancellationRating
5.8
3,155 reviews
Search Frontier flights
United AirlinesPriceFrom $391Free CancellationRating
7.4
8,933 reviews
Search United Airlines flights
American AirlinesPriceFrom $411Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • United Airlines Flights From Washington, D.C. Dulles Intl Airport to Cancún

    United Airlines flies from Washington, D.C. Dulles Intl Airport to Cancún around 14 times per week, with 8,933 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Washington, D.C. Dulles Intl Airport to Cancún in the last 72 hours was $391 (round-trip), much lower than the average airfare cost of $616 for United Airlines flights on this route.

Traveling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Playa del Carmen
Isla Mujeres
Holbox
Puerto Morelos
Akumal
Puerto Aventuras
Valladolid
Punta Sam

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Cancún?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Cancún for you.

Can I find flights from Washington, D.C. to Cancún with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Cancún from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to Cancún?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cancún from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Cancún right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Cancún, momondo offers a useful price alert feature which will track prices for flights to Cancún from Washington, D.C. and alert you when they change.

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