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Cheap flights from Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National Airport to Cancún

Cheap round-trip flights

American Airlines Logo
9:50 am - 4:20 pmDCA-CUN
6h 30m1 stop
American Airlines Logo
5:12 pm - 11:44 pmCUN-DCA
6h 32m1 stop
$281American Airlines
Find Deal
Wed, Nov 19 - Sun, Nov 23
American Airlines Logo
8:45 am - 4:12 pmDCA-CUN
7h 27m1 stop
American Airlines Logo
5:14 pm - 11:34 pmCUN-DCA
6h 20m1 stop
$286American Airlines
Find Deal
Fri, Nov 28 - Wed, Dec 3
United Airlines Logo
12:50 pm - 7:20 pmDCA-CUN
7h 30m1 stop
United Airlines Logo
1:12 pm - 10:08 pmCUN-DCA
7h 56m1 stop
$296United Airlines
Find Deal
Sat, Sep 20 - Sat, Sep 27
United Airlines Logo
12:50 pm - 7:18 pmDCA-CUN
7h 28m1 stop
United Airlines Logo
6:30 am - 1:49 pmCUN-DCA
7h 19m1 stop
$311United Airlines
Find Deal
Sat, Nov 1 - Tue, Nov 4
Aeromexico Logo
8:00 am - 9:20 pmDCA-CUN
13h 20m1 stop
Aeromexico Logo
4:34 pm - 10:41 pmCUN-DCA
6h 07m1 stop
$313Aeromexico
Find Deal
Sat, Nov 8 - Thu, Nov 13
JetBlue Logo
8:16 pm - 8:25 amDCA-CUN
13h 09m1 stop
JetBlue Logo
1:00 pm - 10:27 amCUN-DCA
20h 27m1 stop
$333JetBlue
Find Deal
Sat, Oct 4 - Fri, Oct 10
Delta Logo
10:07 am - 4:26 pmDCA-CUN
6h 19m1 stop
Delta Logo
4:35 pm - 7:30 amCUN-DCA
14h 55m1 stop
$336Delta
Find Deal
Fri, Jan 2 - Sun, Jan 11
JetBlue Logo
8:16 pm - 8:25 amDCA-CUN
13h 09m1 stop
JetBlue Logo
1:00 pm - 10:27 amCUN-DCA
20h 27m1 stop
$337JetBlue
Find Deal
Sat, Oct 4 - Fri, Oct 10
Aeromexico Logo
6:00 am - 8:20 pmDCA-CUN
15h 20m1 stop
Aeromexico Logo
6:00 am - 8:33 pmCUN-DCA
13h 33m2 stops
$352Aeromexico
Find Deal
Mon, Oct 13 - Tue, Oct 14
Delta Logo
6:05 am - 11:25 amDCA-CUN
6h 20m1 stop
Delta Logo
6:00 am - 9:43 pmCUN-DCA
14h 43m2 stops
$384Delta
Find Deal
Wed, Oct 15 - Fri, Oct 17

United Airlines flights from Washington, D.C. Reagan-National Airport to Cancún

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Cancún flight tickets
United Airlines
Sep 20
DCA12:50 pmWashington, D.C. Reagan-National
7h 30m
1 stop
CUN7:20 pmCancun
Sep 27
CUN1:12 pmCancun
7h 56m
1 stop
DCA10:08 pmWashington, D.C. Reagan-National
$296
Find similar
United Airlines
Nov 1
DCA12:50 pmWashington, D.C. Reagan-National
7h 28m
1 stop
CUN7:18 pmCancun
Nov 4
CUN6:30 amCancun
7h 19m
1 stop
DCA1:49 pmWashington, D.C. Reagan-National
$311
Find similar
United Airlines
Nov 10
DCA7:00 amWashington, D.C. Reagan-National
6h 57m
1 stop
CUN1:57 pmCancun
Nov 13
CUN8:23 amCancun
6h 57m
1 stop
DCA3:20 pmWashington, D.C. Reagan-National
$326
Find similar

Aeromexico flights from Washington, D.C. Reagan-National Airport to Cancún

Our best Aeromexico deals on Washington, D.C. Reagan-National Airport to Cancún flight tickets
Aeromexico
Nov 8
DCA8:00 amWashington, D.C. Reagan-National
13h 20m
1 stop
CUN9:20 pmCancun
Nov 13
CUN4:34 pmCancun
6h 07m
1 stop
DCA10:41 pmWashington, D.C. Reagan-National
$313
Find similar
Aeromexico
Oct 13
DCA6:00 amWashington, D.C. Reagan-National
15h 20m
1 stop
CUN8:20 pmCancun
Oct 14
CUN6:00 amCancun
13h 33m
2 stops
DCA8:33 pmWashington, D.C. Reagan-National
$352
Find similar
Aeromexico
Sep 18
DCA6:00 amWashington, D.C. Reagan-National
10h 35m
2 stops
CUN3:35 pmCancun
Sep 27
CUN8:00 amCancun
8h 20m
1 stop
DCA5:20 pmWashington, D.C. Reagan-National
$602
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 September 10, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Wed 11/19

9:50 am-4:20 pm

1 stop6h 30m

Cancun

Sun 11/23

5:12 pm-11:44 pm

1 stop6h 32m

$281

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Fri 11/28

8:45 am-4:12 pm

1 stop7h 27m

Cancun

Wed 12/3

5:14 pm-11:34 pm

1 stop6h 20m

$286

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Sat 9/20

12:50 pm-7:20 pm

1 stop7h 30m

Cancun

Sat 9/27

1:12 pm-10:08 pm

1 stop7h 56m

$296

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Sat 11/1

12:50 pm-7:18 pm

1 stop7h 28m

Cancun

Tue 11/4

6:30 am-1:49 pm

1 stop7h 19m

$311

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Sat 11/8

8:00 am-9:20 pm

1 stop13h 20m

Cancun

Thu 11/13

4:34 pm-10:41 pm

1 stop6h 07m

$313

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Sat 10/4

8:16 pm-8:25 am

1 stop13h 09m

Cancun

Fri 10/10

1:00 pm-10:27 am

1 stop20h 27m

$333

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Fri 1/2

10:07 am-4:26 pm

1 stop6h 19m

Cancun

Sun 1/11

4:35 pm-7:30 am

1 stop14h 55m

$336

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Sat 10/4

8:16 pm-8:25 am

1 stop13h 09m

Cancun

Fri 10/10

1:00 pm-10:27 am

1 stop20h 27m

$337

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Mon 10/13

6:00 am-8:20 pm

1 stop15h 20m

Cancun

Tue 10/14

6:00 am-8:33 pm

2 stops13h 33m

$352

Washington, D.C.Cancún

DCA - CUN

DCACUN

Washington, D.C. Reagan-National

Wed 10/15

6:05 am-11:25 am

1 stop6h 20m

Cancun

Fri 10/17

6:00 am-9:43 pm

2 stops14h 43m

$384

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. Reagan-National 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 August, then you should wait until September to fly from Washington, D.C. Reagan-National Airport, when ticket prices are also cheap, with an average price of $497.

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

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Cancún is on a Sunday when prices can be found for as low as $567. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $688. 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. Reagan-National 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.

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. Reagan-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $548 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. Reagan-National Airport for as low as $494 on momondo.

How have Washington, D.C. Reagan-National Airport to Cancún flight prices changed over time?

As of September 2025, prices for Washington, D.C. Reagan-National Airport to Cancún flights are approximately 44% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Reagan-National Airport to Cancún

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National 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. Reagan-National Airport to Cancún (DCA to CUN) flight deals and tips

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

Direct flights

None
There are no direct flights from Washington, D.C. Reagan-National Airport to Cancún. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Cancún.
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  • How far is Washington, D.C. Reagan-National to Cancun by plane?

    Cancun is 1352.7 mi away from Washington, D.C. Reagan-National. A reasonable flight in good conditions will take 6h 03m.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Cancun Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Cancun Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Cancun Airport?

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Cancun Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Cancun Airport.

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

    The travel and health documents you'll need for your trip to Cancun Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cancun Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. Reagan-National Airport to Cancún?

Best airlines flying from Washington, D.C. Reagan-National Airport to Cancún

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Cancún with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $185Free CancellationRating
6.3
8,024 reviews
Search Spirit Airlines flights
Air CanadaPriceFrom $274Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
AeromexicoPriceFrom $303Free CancellationRating
7.4
1,702 reviews
Search Aeromexico flights
United AirlinesPriceFrom $313Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
American AirlinesPriceFrom $341Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
JetBluePriceFrom $366Free CancellationRating
7.2
2,913 reviews
Search JetBlue flights
DeltaPriceFrom $400Free CancellationRating
7.9
7,963 reviews
Search Delta flights
SouthwestPriceFrom $520Free CancellationRating
8.0
4,249 reviews
Search Southwest flights

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?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Cancún. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Cancún from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Washington, D.C. to Cancún flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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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