₩431,800 Cheap Flights from Mexico City (MEX) to Washington (IAD)

View ₩431,800 flight on Tue, Jan 20, 2026Opens in a new window

Popular airlines from Benito Juarez International Airport (MEX) to Washington Dulles Intl. Airport (IAD)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Mexico City to Washington (MEX-IAD)

Prices were available within the past 7 days and start at ₩431,800 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Mexico City (MEX) to Washington (IAD)

March is typically the cheapest month to fly

From ₩519,990 - ₩907,213 per traveler.

Frequently asked questions

How much is a flight from Mexico City Intl. Airport (MEX) to IAD?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight from Benito Juárez Intl. Airport to IAD was . Cheap fares don't stick around for long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Benito Juárez Intl. Airport to Washington Dulles Intl. Airport (IAD)?
We understand that things come up unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from Mexico City Intl. Airport (MEX) to IAD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Mexico City Intl. Airport (MEX) to IAD flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Mexico Airport to Dulles Intl. Airport?
The flight distance from Mexico City to Chantilly is 3,000 kilometers. Bring a snack, a drink and a few good podcasts. Keep yourself busy in the air and the hours will fly by.
Which airlines fly direct from Mexico City Intl. Airport (MEX) to IAD?
A popular option with many travelers, United Airlines (UA) offers 30 monthly flights from MEX to Dulles Intl. Airport. Pick the one that fits with your travel plans and book your seat today.
Are Benito Juárez Intl. Airport to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Mexico Airport to IAD are available up to 12 months before departure on Expedia. And although you may occasionally pick up fantastic last-minute deals, it's not something you should bank on. Also, booking your flights in advance means you'll have more choices — and you can avoid getting caught in the dreaded middle seat! We regularly update our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.

Travel information

Origin airport
Mexico City Intl.
Destination airport
Washington Dulles Intl.
Distance
2986 km
Average flight time
6 hours 29 mins

Book with confidence

Mexico City to Chantilly Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Mexico City to Chantilly will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Chantilly.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with MEX to IAD flights that won’t make your bank account wince. Ready to temporarily leave behind Mexico City for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to IAD with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Mexico City to Chantilly Flights

Explore a world of travel with Expedia

*Available to Expedia members.