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Dulles Intl

$254+ Cheap flights from Monterrey (MTY) 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
MTY — IAD
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Monterrey to Dulles Intl

Cheapest flights from Monterrey to Dulles Intl
Explore the most affordable flight options available from Monterrey to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/26. 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 12/2411:00 amMTY - IAD
1 stop10h 19mUnited Airlines
Wed 12/3110:15 pmIAD - MTY
1 stop12h 25mUnited Airlines
Deal found 10/26$288
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/244:54 pmMTY - IAD
1 stop5h 55mUnited Airlines
Sat 12/2710:15 pmIAD - MTY
1 stop23h 21mUnited Airlines
Deal found 10/26$309
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 12/204:54 pmMTY - IAD
1 stop5h 55mUnited Airlines
Sat 12/2710:15 pmIAD - MTY
1 stop20h 56mUnited Airlines
Deal found 10/27$330
This Delta deal was found by Cheapflights users on 10/25. 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.
Fri 11/75:51 amMTY - IAD
1 stop7h 21mDelta
Tue 11/117:21 pmIAD - MTY
2 stops20h 16mDelta
Deal found 10/25$334
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/54:54 pmMTY - IAD
1 stop5h 50mUnited Airlines
Sat 11/1512:55 pmIAD - MTY
1 stop9h 50mUnited Airlines
Deal found 10/27$340
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 11/74:54 pmMTY - IAD
1 stop5h 50mUnited Airlines
Mon 11/1010:10 pmIAD - MTY
1 stop18h 48mUnited Airlines
Deal found 10/28$341
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Tue 12/161:10 pmMTY - IAD
1 stop6h 32mUnited Airlines
Tue 1/610:28 pmIAD - MTY
1 stop15h 23mUnited Airlines
Deal found 10/28$345
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/246:30 amMTY - IAD
1 stop16h 19mUnited Airlines
Mon 12/2910:15 pmIAD - MTY
1 stop18h 43mUnited Airlines
Deal found 10/26$356
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/196:30 amMTY - IAD
1 stop16h 14mUnited Airlines
Wed 12/106:00 amIAD - MTY
1 stop6h 51mUnited Airlines
Deal found 10/26$361
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Fri 11/75:39 amMTY - IAD
2 stops10h 10mAmerican Airlines
Tue 11/112:16 pmIAD - MTY
2 stops10h 10mAmerican Airlines
Deal found 10/25$371
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 11/73:23 pmMTY - IAD
1 stop23h 48mAmerican Airlines
Mon 11/102:16 pmIAD - MTY
2 stops21h 21mAmerican Airlines
Deal found 10/27$376

Cheap flight deals from Monterrey to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Monterrey (MTY) 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$288
(United Airlines)

One-way from

$254
(United Airlines)

Popular in

August

Cheapest in

February

Average price

$634
Provider with most accurate pricing for Monterrey Gen Mariano Escobedo-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Monterrey Gen Mariano Escobedo-Washington, D.C. Dulles Intl flights.
Search Deals
From Monterrey Gen Mariano Escobedo to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Monterrey Gen Mariano Escobedo to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Monterrey 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 October 28, 2025.
Use the filters below to find and compare flights from Monterrey to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Monterrey

Fly to

Dulles Intl

Route

Depart

Return

Price

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Wed 12/24

11:00 am-10:19 pm

1 stop10h 19m

Washington, D.C. Dulles Intl

Thu 1/1

6:30 am-12:51 pm

1 stop7h 21m

$288

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Wed 12/24

11:00 am-10:19 pm

1 stop10h 19m

Washington, D.C. Dulles Intl

Wed 12/31

10:15 pm-9:40 am

1 stop12h 25m

$288

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Wed 12/24

4:54 pm-11:49 pm

1 stop5h 55m

Washington, D.C. Dulles Intl

Sat 12/27

10:15 pm-8:36 pm

1 stop23h 21m

$309

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Sat 12/20

4:54 pm-11:49 pm

1 stop5h 55m

Washington, D.C. Dulles Intl

Sat 12/27

10:15 pm-6:11 pm

1 stop20h 56m

$330

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Fri 11/7

5:51 am-2:12 pm

1 stop7h 21m

Washington, D.C. Dulles Intl

Tue 11/11

7:01 am-5:06 pm

1 stop11h 05m

$334

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Fri 11/7

5:51 am-2:12 pm

1 stop7h 21m

Washington, D.C. Dulles Intl

Tue 11/11

7:01 am-5:06 pm

1 stop11h 05m

$335

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Fri 11/7

9:39 pm-2:02 pm

1 stop15h 23m

Washington, D.C. Dulles Intl

Mon 11/10

4:01 pm-9:45 am

1 stop18h 44m

$335

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Fri 10/31

3:54 pm-11:28 am

1 stop17h 34m

Washington, D.C. Dulles Intl

Sun 11/2

10:10 pm-8:36 pm

1 stop23h 26m

$340

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Wed 11/5

11:00 am-8:51 pm

1 stop8h 51m

Washington, D.C. Dulles Intl

Sat 11/15

12:55 pm-6:11 pm

1 stop6h 16m

$340

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Fri 11/7

4:54 pm-11:44 pm

1 stop5h 50m

Washington, D.C. Dulles Intl

Mon 11/10

10:10 pm-3:58 pm

1 stop18h 48m

$341

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 12 results
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Compare providers for flights from Monterrey 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 Monterrey to Dulles Intl in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Monterrey-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Monterrey-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Monterrey-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 Monterrey-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Monterrey-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 Monterrey to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Monterrey 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 Monterrey to Washington, D.C. Dulles Intl Airport

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

Find hourly flight availability from Monterrey 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 October 28, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 19% on flights from Monterrey to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the evening.

Related info for your journey

Find useful and relevant information for your journey from Monterrey 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 Monterrey to Washington, D.C. Dulles Intl?

    For a flight from Monterrey to Washington, D.C. Dulles Intl, you will be flying from Gen Mariano Escobedo. Monterrey Gen Mariano Escobedo (MTY) is just 14.9 mi from the center of the city. Gen Mariano Escobedo is the only Monterrey airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 0 airlines have flights to Washington, D.C. Dulles Intl from Monterrey Gen Mariano Escobedo on a regular basis.

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

    A quick flight from Monterrey to Washington, D.C. Dulles Intl Airport can take about 7h 21m. United Airlines provides one of the quickest options available for as low as $334. Airlines will cover a distance of 1597 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Monterrey 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.

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
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Owings Mills
Linthicum Heights
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Bowie

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