$193 Find Cheap Flights from Cancun to Washington Dulles Airport - Compare and Save

Among airlines operating Cancún to Washington, D.C. Dulles Intl Airport flights:

• United Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only United Airlines operates flights between Cancún and Washington, D.C. Dulles Intl Airport.

Flights from Cancún to Washington, D.C. Dulles Intl Airport usually depart from Cancun (CUN) and arrive at Washington, D.C. Dulles Intl (IAD).

Here are some options for this route, based on selected ticket types and cabin classes:

• United Airlines: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Cancún to Washington, D.C. Dulles Intl Airport:

• Economy Class
• Business Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $295 round-trip via Charlotte Douglas (CLT), compared to $423 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $50–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737 MAX 9 family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Boeing 737 MAX 8 variants.

Connecting flights from Cancún to Washington, D.C. Dulles Intl Airport most commonly pass through:

• Atlanta Hartsfield-Jackson (ATL) - 75% of one-stop connections
• Charlotte Douglas (CLT) - 25% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.

Yes. Being flexible with your travel dates can save you up to 53% on the Cancún to Washington, D.C. Dulles Intl Airport route. Wednesday is the cheapest departure day at $357 round-trip on average, while Sunday is the most expensive at $755, a difference of $398. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Cancún to Washington, D.C. Dulles Intl Airport route, 12% of flights were delayed in the past 3 months, with delays averaging 2 hours 3 minutes.

Morning is the busiest departure period on Cancún to Washington, D.C. Dulles Intl Airport flights, with 50% of flights leaving in that window. Afternoon departures account for 50%, evening flights for 0%, and night flights for 0%.

Some of the most popular sights in Washington, D.C. Dulles Intl Airport are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. Dulles Intl Airport on KAYAK.

These are the earliest and latest flight times available from Cancún to Washington, D.C. Dulles Intl Airport:

• Earliest: departs at 11:14 am and lands at 2:36 pm
• Latest: departs at 4:55 pm and lands at 8:17 pm.

The flight takes about 3h 22m.

A nonstop flight from Cancún to Washington, D.C. Dulles Intl Airport takes 3h 22m, covering 1,357 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $277 to $1,921. That means the highest observed fare was about 7x higher than the lowest one.

One-way fares from Cancún to Washington, D.C. Dulles Intl Airport are currently lower than usual. Average one-way flight prices are about $196, which is 39% below the typical average for this route.

United Airlines is the only airline operating Cancún to Washington, D.C. Dulles Intl Airport flights. 88% of its flights are on time.

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Charlotte Douglas (CLT) gives the shortest average 1-stop total travel time at 6h 47m, compared with 8h 25m via Atlanta Hartsfield-Jackson (ATL).

Washington, D.C. Dulles Intl Airport is 1 hour ahead of Cancún (Eastern Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Washington, D.C. Dulles Intl Airport (IAD) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:
• Dollar
• Budget
• Hertz
• Sixt
• Thrifty

Round-trip flights from Cancún to Washington, D.C. Dulles Intl Airport range from $315 to $525, with an average of $411 over the past 12 months. Anything below $315 counts as a good deal.