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Cheap Flights from Washington Dulles to Cancun

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Compare Washington Dulles to Cancun flight deals

Find the cheapest month or even day of the year to fly to Cancun

Book the best Cancun fare with no extra fees

Flight deals from Washington Dulles to Cancun

Looking for a cheap last-minute deal or the best return flight from Washington Dulles to Cancun? Find the lowest prices on one-way and return tickets right here.
Cancun.R 2,772 per passenger.Departing Sat, 9 Aug.One-way flight with Volaris El Salvador.Outbound indirect flight with Volaris El Salvador, departs from Washington Dulles on Sat, 9 Aug, arriving in Cancun.Price includes taxes and charges.From R 2,772, select.
Cancun.R 2,850 per passenger.Departing Sun, 15 Jun.One-way flight with Aeromexico.Outbound indirect flight with Aeromexico, departs from Washington Dulles on Sun, 15 Jun, arriving in Cancun.Price includes taxes and charges.From R 2,850, select.
Cancun.R 2,850 per passenger.Departing Sun, 11 May.One-way flight with Aeromexico.Outbound indirect flight with Aeromexico, departs from Washington Dulles on Sun, 11 May, arriving in Cancun.Price includes taxes and charges.From R 2,850, select.
Cancun.R 2,850 per passenger.Departing Sun, 27 Apr.One-way flight with Aeromexico.Outbound indirect flight with Aeromexico, departs from Washington Dulles on Sun, 27 Apr, arriving in Cancun.Price includes taxes and charges.From R 2,850, select.
Cancun.R 3,261 per passenger.Departing Tue, 1 Jul.One-way flight with Aeromexico.Outbound indirect flight with Aeromexico, departs from Washington Dulles on Tue, 1 Jul, arriving in Cancun.Price includes taxes and charges.From R 3,261, select.
Cancun.R 3,391 per passenger.Departing Wed, 7 May.One-way flight with United.Outbound direct flight with United departs from Washington Dulles on Wed, 7 May, arriving in Cancun.Price includes taxes and charges.From R 3,391, select.
Cancun.R 3,391 per passenger.Departing Sun, 20 Apr.One-way flight with United.Outbound direct flight with United departs from Washington Dulles on Sun, 20 Apr, arriving in Cancun.Price includes taxes and charges.From R 3,391, select.
Cancun.R 3,679 per passenger.Departing Sun, 24 Aug.One-way flight with United.Outbound direct flight with United departs from Washington Dulles on Sun, 24 Aug, arriving in Cancun.Price includes taxes and charges.From R 3,679, select.

Find the cheapest month to fly from Washington Dulles to Cancun

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Cancun flights are currently cheapest in August.
Apr
from R 2,850
May
from R 2,850
Jun
from R 2,850
Jul
from R 3,261
Aug
from R 2,772
Sep
from R 3,880
Oct
from R 3,908
Nov
from R 3,885
Dec
from R 3,946
Jan
from R 3,975
Feb
Find prices
Mar
from R 5,245

Direct flights from Washington Dulles to Cancun

Washington Dulles to Cancun: Alternative routes

Compare routes from Washington Dulles to Cancun below. You may find an airport to fly into that's cheaper, faster, or easier than Cancun.

Washington D.C. to Cancun: Flight information

The things to know before you go.
Cheapest flight foundR 2,772
Cheapest month to flyAugust
Average flight time3 hrs, 45 mins
Most popular airlineUnited
Average flights per week16

Finding cheap flights from Washington Dulles to Cancun: Frequently asked questions

The best price we found for a return flight from Washington Dulles to Cancun is R 6,108. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 45 minutes is the average flight time from Washington Dulles to Cancun.
United flies direct from Washington Dulles to Cancun.
As of April 2025, there are 16 flights per week flying from Washington Dulles to Cancun.
The cheapest month to fly from Washington Dulles to Cancun is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Cancun Airport on Wednesday, 2 April 2025.
Yes – the average flight time is 3 hours and 45 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Cancun but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Flying from Washington Dulles International Airport (IAD) to Cancun International Airport (CUN): what you need to know

  • A direct flight from Washington Dulles International Airport to Cancun International Airport takes on average 3 hours 45 minutes. The timezone in Cancun is UTC-5, making it 1 hour behind Washington DC.

  • Flights from Washington Dulles International Airport to Cancun International Airport start from 07:45 — the earliest with United Airlines. The latest departure is the 17:50 service with United Airlines. Overall, you can choose from 39 weekly services from IAD to CUN.

  • Be prepared for bigger queues in popular months such as July and other peak periods. Arriving up to fours hours ahead of international flights and two hours for domestic departures will help ensure a smooth travel experience.

  • United Airlines runs direct flights from Washington Dulles International Airport to Cancun International Airport. Book with this popular airline, and get ready to take in the sights in Cancun — and maybe even more of Mexico if time allows.

  • If you'd like a stopover for your flight from Washington Dulles International Airport to Cancun International Airport, simply uncheck 'Direct flights only' and check out your options. These are the popular stopovers between IAD and CUN:

    • Charlotte Douglas International Airport

    • Hartsfield-Jackson Atlanta International Airport

    • Detroit Metropolitan Wayne County Airport

  • To see if you need a visa to enter Mexico, check with your carrier and the local embassy or consulate. They'll give you the most up-to-date information, including any other travel documents you may need after booking your cheap ticket from IAD to CUN.

How to find the cheapest flights from Washington Dulles International Airport (IAD) to Cancun International Airport (CUN)

  • R 2,772 is currently the lowest price for a one-way ticket from Washington Dulles International Airport to Cancun International Airport. Return flights start from R 6,108. These prices can change depending on availability.

  • Score cheap tickets from IAD to CUN by booking 10 months ahead. According to our research, that's the sweet spot for bagging a bargain.

  • Organise your trip for June. That's the cheapest month for tickets from Washington Dulles International Airport to Cancun International Airport. If your travel dates are flexible, try out the 'Whole month' tool to find the cheapest airfare across every month.

  • Create a Price Alert for cheap tickets from IAD to CUN. You don't need to check every day to find out if prices have dropped. We'll update you the moment there's a change in price.

  • Use filters to tailor your flights from Washington Dulles International Airport to Cancun International Airport. Enter your preferred departure and arrival times, number of stops and airlines. Alternatively, sort your results by 'Cheapest' to find the best deals.

Handy information about Washington Dulles International Airport (IAD)

  • Washington Dulles International Airport is about 56 kilometres from central Washington DC. If you're catching a cab, ride-sharing or driving from the centre, it'll take 51 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the travel time to be approximately 3 hours and 26 minutes.

  • After a handy hotel close to IAD? If you're on an early flight from Washington Dulles International Airport to Cancun International Airport, these accommodation options will put you moments from your check-in counter:

Arriving at Cancun International Airport (CUN)

Getting from Cancun International Airport (CUN) to central Cancun

  • Cancun International Airport to the centre of Cancun takes about 26 minutes in a car. It's approximately 19 kilometres away. See what options are available, such as cabs, car rentals or ride-sharing.

When to fly to Cancun International Airport (CUN)

  • The quietest month for a flight from Washington Dulles International Airport to Cancun International Airport is May, while July is the busiest. Pick the best time to go to Cancun based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • When reserving your flight from Washington Dulles International Airport to Cancun International Airport, think about the type of weather you enjoy. August is the warmest month in Cancun, with temperatures ranging from 26ºC to 32ºC.

  • January has average temperatures of between 20ºC and 27ºC. Search for cheap tickets from IAD to CUN sometime then if you like cooler conditions.

More about Cancun

  • Start your Cancun trip right by finding a great stay. As soon as you've booked your flight from IAD to CUN, browse our hotel options including:

  • There are so many things to see and do in this city it can be hard to know where to start. Playa Delfines, El Rey Ruins and Dubai Palace Casino are highlights which should be on any good Cancun itinerary.

Complete your Cancun trip with hotels and a car rental

  • You've locked in your cheap ticket to Cancun International Airport — next up is finding a place to stay, and perhaps even your own set of wheels. We've compared prices across hundreds of companies to bring you the top hotels and car rental deals in Cancun.

Plan the rest of your trip from Washington D.C. to Cancun

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.