Dulles Intl

$242+ Cheap flights from Mexico City (MEX) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
MEX — IAD
Jan 11 — Jan 181
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Find cheap flights from Mexico City to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Mexico City Benito Juarez to Washington, D.C. Dulles Intl are usually found in June or July, booked 75 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from Mexico City to Dulles Intl

Cheapest flights from Mexico City to Dulles Intl
Explore the most affordable flight options available from Mexico City to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:10 amMEX - IAD
1 stop8h 53mMultiple Airlines
Sun 1/119:59 pmIAD - MEX
1 stop25h 31mMultiple Airlines
Deal found 12/10$458
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:40 amMEX - IAD
Nonstop4h 10mUnited Airlines
Thu 1/86:03 amIAD - MEX
1 stop11h 42mUnited Airlines
Deal found 12/10$490
This Frontier deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2912:40 amMEX - IAD
2 stops19h 23mFrontier
Thu 1/156:00 amIAD - MEX
2 stops17h 00mFrontier
Deal found 12/11$495
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:25 pmMEX - IAD
1 stop7h 39mUnited Airlines
Wed 1/75:45 pmIAD - MEX
1 stop7h 25mUnited Airlines
Deal found 12/10$496
This Gotogate deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3012:40 amMEX - IAD
2 stops33h 58mFrontier
Wed 1/146:00 amIAD - MEX
2 stops23h 20mFrontier
Deal found 12/9$497
This Kiwi.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3011:10 pmMEX - IAD
2 stops22h 49mMultiple Airlines
Thu 1/158:59 pmIAD - MEX
1 stop26h 31mMultiple Airlines
Deal found 12/11$502
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:40 amMEX - IAD
Nonstop4h 10mUnited Airlines
Fri 1/95:40 pmIAD - MEX
Nonstop5h 10mUnited Airlines
Deal found 12/10$511
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:45 amMEX - IAD
1 stop17h 04mUnited Airlines
Sat 1/105:40 pmIAD - MEX
Nonstop5h 10mUnited Airlines
Deal found 12/10$517
This Frontier deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2912:40 amMEX - IAD
2 stops19h 23mFrontier
Wed 1/146:00 amIAD - MEX
2 stops17h 30mFrontier
Deal found 12/11$520
This eDestinos deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:00 amMEX - IAD
3 stops20h 45mMultiple Airlines
Mon 1/124:22 pmIAD - MEX
2 stops28h 43mMultiple Airlines
Deal found 12/10$528
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:10 pmMEX - IAD
2 stops23h 06mFrontier
Wed 1/75:42 pmIAD - MEX
2 stops18h 03mFrontier
Deal found 12/10$534
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:40 amMEX - IAD
Nonstop4h 10mUnited Airlines
Thu 1/15:40 pmIAD - MEX
Nonstop5h 10mUnited Airlines
Deal found 12/10$536

Find flight deals from Mexico City to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Mexico City (MEX) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$323
(Frontier)

One-way from

$242
(Kiwi.com)

Popular in

November

Cheapest in

June

Average price

$567

Good round-trip deal

$429 or less

Good one-way deal

$257 or less
Provider with most accurate pricing for Mexico City Benito Juarez-Washington, D.C. Dulles Intl flight deals.
Provider most trusted by Cheapflights users for Mexico City Benito Juarez-Washington, D.C. Dulles Intl flights.
From Mexico City Benito Juarez to Washington, D.C. Dulles Intl
One-way flight from Mexico City Benito Juarez to Washington, D.C. Dulles Intl
Highest demand for flights based on searches. 9% potential increase in price ($58 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Mexico City Benito Juarez to Washington, D.C. Dulles Intl.
Price to beat on a one-way flight from Mexico City Benito Juarez to Washington, D.C. Dulles Intl.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Mexico City to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Mexico City to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Mexico City

Fly to

Dulles Intl

Route

Depart

Return

Price

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Thu 2/19

7:00 am-5:57 pm

1 stop9h 57m

Washington, D.C. Dulles Intl

Mon 2/23

11:41 am-10:00 pm

2 stops11h 19m

$323

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Fri 3/6

9:40 am-2:50 pm

Nonstop4h 10m

Washington, D.C. Dulles Intl

Thu 3/19

10:05 pm-1:20 pm

1 stop17h 15m

$430

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Sat 2/21

8:25 am-1:45 pm

Nonstop4h 20m

Washington, D.C. Dulles Intl

Wed 2/25

3:15 pm-7:50 pm

Nonstop5h 35m

$430

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Fri 3/6

8:25 am-1:45 pm

Nonstop4h 20m

Washington, D.C. Dulles Intl

Thu 3/19

4:15 pm-7:50 pm

Nonstop5h 35m

$430

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Thu 3/5

8:25 am-1:45 pm

Nonstop4h 20m

Washington, D.C. Dulles Intl

Tue 3/10

4:15 pm-7:50 pm

Nonstop5h 35m

$430

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Thu 2/19

9:40 am-2:50 pm

Nonstop4h 10m

Washington, D.C. Dulles Intl

Mon 2/23

5:40 pm-9:50 pm

Nonstop5h 10m

$431

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Fri 3/13

8:25 am-2:45 pm

Nonstop4h 20m

Washington, D.C. Dulles Intl

Mon 3/16

4:15 pm-7:50 pm

Nonstop5h 35m

$431

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Sat 1/24

7:00 am-9:55 am

1 stop25h 55m

Washington, D.C. Dulles Intl

Sat 1/31

3:15 pm-7:55 pm

Nonstop5h 40m

$475

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Thu 1/8

10:20 pm-9:08 am

2 stops33h 48m

$242

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Fri 1/9

11:45 am-11:28 am

2 stops22h 43m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 16 results
1
2

Compare providers for flights from Mexico City to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Mexico City to Dulles Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Mexico City-Washington, D.C. Dulles Intl Airport flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Mexico City-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Mexico City-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Mexico City-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Mexico City-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Mexico City to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Mexico City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Mexico City to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Mexico City to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Mexico City to Dulles Intl. Price data was last updated on December 5, 2025.

The price you pay for your flight from Mexico City to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 75 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Mexico City to Washington, D.C. Dulles Intl Airport?

Currently, December is the cheapest month in which you can book a flight from Mexico City to Washington, D.C. Dulles Intl Airport (average of $257). Flying from Mexico City to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of $457). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MEX to IAD?

Find hourly flight availability from Mexico City to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s typically best to fly out from Mexico City to Washington, D.C. Dulles Intl Airport in the evening. Doing so could potentially save you 16% on the flight price compared to flying in the morning, which is usually more expensive.

The best insider tips for Mexico City to Washington, D.C. Dulles Intl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Mexico City to Washington, D.C. Dulles Intl Airport trip
Airports
MEX

Security lines at MEX are efficient; expect to be through in under 20 minutes. Arrive early for US flights due to additional gate checks.

IAD

The Silver Line Metro reaches IAD in under 40 minutes, offering a cheap way to get to Washington, D.C.

Our travel experts
Brandon Schultz

Brandon Schultz

Expert on MEX

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated December 12, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and Aeromexico from Mexico City to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Mexico City to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Mexico City to Washington, D.C. Dulles Intl?

    Mexico City Benito Juarez (MEX) is the airport you will fly out of if you book a flight from Mexico City to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Benito Juarez; the airport handles an average of 3 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Mexico City airport to Washington, D.C. Dulles Intl. It is only a 5.5 mi journey to Benito Juarez (MEX) from Mexico City’s city center.

  • How long is the flight from Mexico City to Washington, D.C. Dulles Intl Airport?

    A quick flight from Mexico City to Washington, D.C. Dulles Intl Airport can take about 4h 10m. Frontier provides one of the quickest options available for as low as $430. Airlines will cover a distance of 1865 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Mexico City to Washington, D.C. Dulles Intl Airport round-trip?

    According to our current data, Aeromexico ($298), Delta ($429), and United Airlines ($431) offers the cheapest pricing from Mexico City to Washington, D.C. Dulles Intl Airport. Aeromexico is 43% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Mexico City to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airline one-way is Volaris El Salvador, with whom users have recently found tickets for as low as $165. However, be on the lookout for offers from Avianca and Aeromexico, as they are both options that can get you from Mexico City to Washington, D.C. Dulles Intl Airport for a low price.

  • What are the most reliable airlines from Mexico City to Washington, D.C. Dulles Intl Airport?

    Consider United Airlines (95%), Delta (89%) or Aeromexico (89%) when booking your flight. These represent the most reliable airlines when flying from Mexico City to Washington, D.C. Dulles Intl Airport.

  • What are the cheapest flights from Mexico City to Washington, D.C. Dulles Intl Airport?

    The cheapest flight price from Mexico City to Washington, D.C. Dulles Intl Airport is $250. On average you can expect to pay $477. The most popular route, (Mexico City Benito Juarez - Washington, D.C. Dulles Intl), can usually be booked for $359.

  • Can I find deals for flights from Mexico City to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Mexico City to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Mexico City to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Mexico City to Dulles Intl.

  • Can I find deals for business class flights from Mexico City to Dulles Intl?

    Yes. Cheapflights offers flight deals from Mexico City to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Mexico City to Washington, D.C. Dulles Intl Airport?

    Currently, December is the cheapest month in which you can book a flight from Mexico City to Washington, D.C. Dulles Intl Airport (average of $257). Flying from Mexico City to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of $457). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Rockville
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton

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Alternative routes for Mexico City to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Mexico City to Dulles Intl

Discover the top 3 airlines that operate flights from Mexico City to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$319Average$620FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$429Average$545FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$437Average$566FlexibilityNo cancel feeOn-time69%

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