Dulles Intl

$239+ 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
MEX — IAD
Jun 17 — Jun 241
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Cheapflights Tip: The best prices from Mexico City Benito Juarez to Washington, D.C. Dulles Intl are usually found in November or June, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

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 June 12, 2025.

Round-trip from

$430
(Avianca)

One-way from

$239
(SmartFares)

Popular in

December

Cheapest in

November

Average price

$494

Good round-trip deal

$471 or less

Good one-way deal

$293 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
High demand for flights, 0% potential price rise
Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in June 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 June 12, 2025.

This Avianca deal was found by Cheapflights users on 6/11. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/234:50 pmMEX - IAD
1 stop9h 30mAvianca
Mon 7/282:35 amIAD - MEX
2 stops14h 50mAvianca
Deal found 6/11$430
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/103:10 pmMEX - IAD
1 stop16h 57mFrontier
Thu 7/177:25 pmIAD - MEX
1 stop25h 10mFrontier
Deal found 6/12$434
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/58:45 amMEX - IAD
Nonstop4h 46mDelta
Tue 8/125:16 pmIAD - MEX
Nonstop4h 44mDelta
Deal found 6/10$440
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/98:45 amMEX - IAD
Nonstop4h 24mUnited Airlines
Wed 7/166:18 pmIAD - MEX
Nonstop4h 52mUnited Airlines
Deal found 6/11$442
This Air Canada deal was found by Cheapflights users on 6/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/57:10 amMEX - IAD
1 stop11h 55mAir Canada
Sun 9/79:45 amIAD - MEX
1 stop15h 10mAir Canada
Deal found 6/12$445
This Aeromexico deal was found by Cheapflights users on 6/10. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1511:15 pmMEX - IAD
1 stop10h 47mAeromexico
Wed 8/612:12 pmIAD - MEX
1 stop11h 18mAeromexico
Deal found 6/10$449
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 7/49:55 amMEX - IAD
1 stop9h 17mMultiple Airlines
Sun 7/69:58 pmIAD - MEX
1 stop22h 37mMultiple Airlines
Deal found 6/11$462
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1610:55 amMEX - IAD
2 stops11h 03mAmerican Airlines
Wed 8/67:44 amIAD - MEX
2 stops14h 31mAmerican Airlines
Deal found 6/10$478

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 June 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

Wed 7/23

4:50 pm-4:20 am

1 stop9h 30m

Washington, D.C. Dulles Intl

Mon 7/28

2:35 am-3:25 pm

2 stops14h 50m

$430

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Thu 7/10

3:10 pm-10:07 am

1 stop16h 57m

Washington, D.C. Dulles Intl

Thu 7/17

7:25 pm-6:35 pm

1 stop25h 10m

$434

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Tue 8/5

8:45 am-3:31 pm

Nonstop4h 46m

Washington, D.C. Dulles Intl

Tue 8/12

5:16 pm-8:00 pm

Nonstop4h 44m

$440

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Wed 7/9

8:45 am-3:09 pm

Nonstop4h 24m

Washington, D.C. Dulles Intl

Wed 7/16

6:18 pm-9:10 pm

Nonstop4h 52m

$442

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Fri 9/5

7:10 am-9:05 pm

1 stop11h 55m

Washington, D.C. Dulles Intl

Sun 9/7

9:45 am-10:55 pm

1 stop15h 10m

$445

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Tue 7/15

11:15 pm-12:02 pm

1 stop10h 47m

Washington, D.C. Dulles Intl

Wed 8/6

12:12 pm-9:30 pm

1 stop11h 18m

$449

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Fri 7/4

9:55 am-9:12 pm

1 stop9h 17m

Washington, D.C. Dulles Intl

Sun 7/6

9:58 pm-6:35 pm

1 stop22h 37m

$462

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Wed 7/16

10:55 am-11:58 pm

2 stops11h 03m

Washington, D.C. Dulles Intl

Wed 8/6

7:44 am-8:15 pm

2 stops14h 31m

$478

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Thu 7/10

3:10 pm-10:07 am

1 stop16h 57m

$239

Mexico CityWashington, D.C.

MEX - IAD

MEXIAD

Mexico City Benito Juarez

Sat 6/21

4:50 pm-4:20 am

1 stop9h 30m

$244

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 17 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 June 9, 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 $309). Flying from Mexico City to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). 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 June 12, 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 19% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Mexico City to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Mexico City to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from MEX to IAD are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with Delta, Aeromexico and United Airlines from Mexico City to Washington, D.C. to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    According to our current data, Avianca ($430), Frontier ($434), and Delta ($440) offers the cheapest pricing from Mexico City to Washington, D.C. Dulles Intl Airport. Avianca is 18% 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 Frontier, with whom users have recently found tickets for as low as $239. However, be on the lookout for offers from Avianca and Delta, 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 Aeromexico (95%), Delta (95%) or United Airlines (93%) 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 $243. On average you can expect to pay $1,066. The most popular route, (Mexico City Benito Juarez - Washington, D.C. Dulles Intl), can usually be booked for $406.

  • 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 $309). Flying from Mexico City to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). 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 Mexico City?

Book flights to Mexico City if you plan to visit one of these locations
Arlington
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Woodbridge
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Silver Spring
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Fredericksburg
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Falls Church
Easton
Herndon
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Sterling
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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$387Average$578FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$417Average$540FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$441Average$582FlexibilityNo cancel feeOn-time69%

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