Dulles Intl

$287+ 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
MEX — IAD
Oct 11 — Oct 181
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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 November, booked 62 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap 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 September 11, 2025.

Round-trip from

$424
(OneTravel)

One-way from

$287
(eDestinos)

Popular in

December

Cheapest in

June

Average price

$492

Good round-trip deal

$376 or less

Good one-way deal

$356 or less
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. 2% potential increase in price ($12 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in September 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.

Find 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 September 11, 2025.

This OneTravel deal was found by Cheapflights users on 9/11. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/99:55 amMEX - IAD
1 stop26h 30mFrontier
Mon 10/139:28 pmIAD - MEX
1 stop24h 07mFrontier
Deal found 9/11$424
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Fri 10/1011:05 amMEX - IAD
1 stop7h 48mMultiple Airlines
Sun 10/127:27 pmIAD - MEX
2 stops18h 48mMultiple Airlines
Deal found 9/11$425
This Frontier deal was found by Cheapflights users on 9/11. 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.
Fri 11/78:10 amMEX - IAD
2 stops15h 01mFrontier
Sun 11/165:29 pmIAD - MEX
2 stops18h 16mFrontier
Deal found 9/11$426
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:10 amMEX - IAD
2 stops23h 07mFrontier
Sun 9/211:55 pmIAD - MEX
2 stops22h 40mFrontier
Deal found 9/9$427
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/259:55 amMEX - IAD
2 stops12h 20mFrontier
Thu 10/236:15 amIAD - MEX
2 stops17h 45mFrontier
Deal found 9/9$430
This Frontier deal was found by Cheapflights users on 9/11. 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.
Fri 10/312:40 amMEX - IAD
2 stops20h 16mFrontier
Tue 10/79:00 amIAD - MEX
2 stops15h 55mFrontier
Deal found 9/11$431
This Frontier deal was found by Cheapflights users on 9/11. 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.
Thu 11/67:00 amMEX - IAD
2 stops16h 11mFrontier
Mon 11/176:00 amIAD - MEX
2 stops17h 00mFrontier
Deal found 9/11$435
This Frontier deal was found by Cheapflights users on 9/10. 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.
Thu 9/189:55 amMEX - IAD
2 stops12h 20mFrontier
Tue 9/239:15 amIAD - MEX
2 stops14h 45mFrontier
Deal found 9/10$436
This Frontier deal was found by Cheapflights users on 9/10. 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.
Sun 10/2612:40 amMEX - IAD
2 stops18h 58mFrontier
Wed 10/298:47 amIAD - MEX
2 stops15h 13mFrontier
Deal found 9/10$437
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/186:45 amMEX - IAD
2 stops14h 44mFrontier
Sat 10/2512:54 pmIAD - MEX
1 stop12h 01mFrontier
Deal found 9/9$444

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 September 11, 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

Wed 11/19

8:40 am-2:02 pm

Nonstop4h 22m

Washington, D.C. Dulles Intl

Wed 11/26

4:01 pm-8:10 pm

Nonstop5h 09m

$451

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Wed 11/19

9:40 am-2:50 pm

Nonstop4h 10m

Washington, D.C. Dulles Intl

Wed 11/26

2:25 pm-10:30 pm

1 stop9h 05m

$451

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Wed 12/10

8:40 am-2:02 pm

Nonstop4h 22m

Washington, D.C. Dulles Intl

Fri 1/2

3:26 pm-8:00 pm

Nonstop5h 34m

$451

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Tue 11/25

8:40 am-2:02 pm

Nonstop4h 22m

Washington, D.C. Dulles Intl

Thu 12/4

4:01 pm-8:10 pm

Nonstop5h 09m

$451

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Wed 10/29

8:40 am-3:02 pm

Nonstop4h 22m

Washington, D.C. Dulles Intl

Fri 11/7

4:01 pm-8:10 pm

Nonstop5h 09m

$451

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Sat 11/8

8:40 am-2:02 pm

Nonstop4h 22m

Washington, D.C. Dulles Intl

Sun 11/16

6:00 am-3:15 pm

1 stop10h 15m

$452

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Sat 11/8

8:40 am-2:02 pm

Nonstop4h 22m

Washington, D.C. Dulles Intl

Sat 11/15

12:11 pm-7:20 pm

1 stop8h 09m

$452

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Mon 10/27

1:05 am-3:54 pm

1 stop12h 49m

$302

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Tue 11/25

1:05 am-3:51 pm

1 stop13h 46m

$302

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Sun 9/28

12:15 am-1:38 pm

1 stop11h 23m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 15 results
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The best insider tips for Mexico City to Washington, D.C. Dulles Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
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.

Read more about MEXby Brandon Schultz
IAD

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

Read more about IADby Ramsey Qubein
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

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 August 29, 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 62 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, August is the cheapest month in which you can book a flight from Mexico City to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Mexico City to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 September 11, 2025.

It’s typically best to fly out from Mexico City to Washington, D.C. Dulles Intl Airport in the afternoon. Doing so could potentially save you 18% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost to fly round-trip from Mexico City to Washington, D.C. Dulles Intl Airport?

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 September 11, 2025.
Get a feel of what it's like to fly with Delta, Aeromexico, and United Airlines 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.
8.0
Very good

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good
8.0
Very good

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

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 2 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 22m. Delta provides one of the quickest options available for as low as $451. Airlines will cover a distance of 1865 mi. Generally, flights for this route are nonstop.

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

    According to our current data, Aeromexico ($319), Delta ($429), and United Airlines ($437) offers the cheapest pricing from Mexico City to Washington, D.C. Dulles Intl Airport. Aeromexico is 37% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Consider Delta (92%), Aeromexico (92%) or United Airlines (77%) 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 $299. On average you can expect to pay $468. The most popular route, (Mexico City Benito Juarez - Washington, D.C. Dulles Intl), can usually be booked for $307.

  • 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, August is the cheapest month in which you can book a flight from Mexico City to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Mexico City to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$319Average$589FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$429Average$541FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$437Average$567FlexibilityNo cancel feeOn-time69%

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