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Dulles Intl

$247+ 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
MTY — IAD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 September 11, 2025.

Round-trip from

$464
(Air Canada)

One-way from

$247
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$676
From Monterrey Gen Mariano Escobedo to Washington, D.C. Dulles Intl
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One-way flight from Monterrey Gen Mariano Escobedo to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 6% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 11, 2025.

This Air Canada deal was found by Cheapflights users on 9/8. 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 10/310:45 amMTY - IAD
1 stop20h 53mAir Canada
Tue 10/710:20 amIAD - MTY
1 stop11h 55mAir Canada
Deal found 9/8$494
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/77:16 amMTY - IAD
1 stop14h 17mAmerican Airlines
Tue 11/116:04 amIAD - MTY
1 stop6h 50mAmerican Airlines
Deal found 9/11$546
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/85:47 amMTY - IAD
1 stop7h 23mDelta
Thu 1/86:10 amIAD - MTY
1 stop7h 30mDelta
Deal found 9/10$548
This 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:35 amMTY - IAD
1 stop6h 49mUnited Airlines
Mon 10/136:01 amIAD - MTY
1 stop6h 47mUnited Airlines
Deal found 9/10$555
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/229:15 amMTY - IAD
1 stop10h 11mMultiple Airlines
Sat 11/299:45 amIAD - MTY
2 stops23h 22mMultiple Airlines
Deal found 9/9$560
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/229:15 amMTY - IAD
1 stop10h 11mAir Canada
Sat 11/2910:11 pmIAD - MTY
1 stop23h 19mAir Canada
Deal found 9/9$564
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/55:39 amMTY - IAD
1 stop9h 32mAmerican Airlines
Sat 11/156:04 amIAD - MTY
1 stop9h 24mAmerican Airlines
Deal found 9/9$565
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/77:16 amMTY - IAD
1 stop14h 17mAmerican Airlines
Mon 11/106:04 amIAD - MTY
1 stop9h 24mAmerican Airlines
Deal found 9/11$567
This Delta 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 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 11mDelta
Tue 11/117:01 amIAD - MTY
2 stops11h 30mDelta
Deal found 9/11$569
This Aeromexico 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/55:51 amMTY - IAD
1 stop7h 11mAeromexico
Sat 11/1512:36 pmIAD - MTY
2 stops12h 11mAeromexico
Deal found 9/10$571

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 September 11, 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

Thu 3/5

9:15 am-8:29 pm

1 stop10h 14m

Washington, D.C. Dulles Intl

Fri 3/6

9:00 am-8:30 pm

1 stop12h 30m

$464

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Thu 1/22

9:15 am-8:29 pm

1 stop10h 14m

Washington, D.C. Dulles Intl

Tue 1/27

4:30 pm-8:30 pm

1 stop29h 00m

$494

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Fri 10/3

10:45 am-9:38 am

1 stop20h 53m

Washington, D.C. Dulles Intl

Tue 10/7

10:20 am-8:15 pm

1 stop11h 55m

$494

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Fri 11/7

7:16 am-10:33 pm

1 stop14h 17m

Washington, D.C. Dulles Intl

Tue 11/11

6:04 am-11:54 am

1 stop6h 50m

$546

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Wed 10/8

5:47 am-3:10 pm

1 stop7h 23m

Washington, D.C. Dulles Intl

Thu 1/8

6:10 am-12:40 pm

1 stop7h 30m

$548

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Sat 11/22

9:15 am-8:26 pm

1 stop10h 11m

Washington, D.C. Dulles Intl

Sat 11/29

10:11 pm-8:30 pm

1 stop23h 19m

$564

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Sat 12/20

5:11 am-4:43 pm

1 stop10h 32m

Washington, D.C. Dulles Intl

Tue 1/6

6:30 am-11:54 am

1 stop6h 24m

$567

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Fri 11/7

5:39 am-4:11 pm

1 stop9h 32m

Washington, D.C. Dulles Intl

Mon 11/10

5:27 pm-11:26 pm

1 stop6h 59m

$567

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Sat 11/8

11:15 am-11:55 pm

2 stops11h 40m

$247

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Fri 11/7

6:05 am-12:11 am

2 stops17h 06m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 13 results
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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 September 11, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 2% on flights from Monterrey to Washington, D.C. Dulles Intl Airport by exploring options for tickets at noon.

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 10h 14m. Air Canada provides one of the quickest options available for as low as $464. 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.

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

    Currently, August is the cheapest month in which you can book a flight from Monterrey to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Monterrey 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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