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Dulles Intl

$232+ 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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
MTY — IAD
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Cheap 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 July 24, 2026.

This Air Canada deal was found by Cheapflights users on 7/20. 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.
Sun 9/209:20 am
MTY
-
IAD
1 stop9h 05m
Air Canada
Sat 9/269:55 am
IAD
-
MTY
1 stop12h 25m
Air Canada
Deal found 7/20$358
This Air Canada deal was found by Cheapflights users on 7/20. 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.
Sun 8/309:20 am
MTY
-
IAD
1 stop9h 04m
Air Canada
Mon 9/2810:19 pm
IAD
-
MTY
1 stop24h 01m
Air Canada
Deal found 7/20$381
This Air Canada deal was found by Cheapflights users on 7/21. 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.
Wed 9/99:20 am
MTY
-
IAD
1 stop9h 05m
Air Canada
Sun 9/139:55 am
IAD
-
MTY
1 stop12h 25m
Air Canada
Deal found 7/21$399
This Air Canada deal was found by Cheapflights users on 7/24. 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 9/49:20 am
MTY
-
IAD
1 stop9h 04m
Air Canada
Sun 9/69:55 am
IAD
-
MTY
1 stop12h 25m
Air Canada
Deal found 7/24$403
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Wed 8/1212:05 pm
MTY
-
IAD
1 stop18h 15m
Multiple Airlines
Tue 8/189:13 am
IAD
-
MTY
1 stop12h 07m
Multiple Airlines
Deal found 7/20$423

Find 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 July 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$358
(Air Canada)

One-way from

$232
(Air Canada)

Popular in

April

Cheapest in

February

Average price

$735
Provider with most accurate pricing for Monterrey Gen Mariano Escobedo-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Monterrey Gen Mariano Escobedo-Washington, D.C. Dulles Intl flights.
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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. 3% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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 July 24, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Sun 9/20

9:20 am-8:25 pm

1 stop9h 05m

Washington, D.C. Dulles Intl

Sat 9/26

9:45 am-8:20 pm

2 stops12h 35m

$361

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Sun 8/30

9:20 am-8:24 pm

1 stop9h 04m

Washington, D.C. Dulles Intl

Mon 9/28

10:19 pm-8:20 pm

1 stop24h 01m

$404

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Wed 9/9

9:20 am-7:43 am

2 stops20h 23m

Washington, D.C. Dulles Intl

Sun 9/13

9:45 am-8:20 pm

2 stops12h 35m

$407

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Mon 8/31

9:20 am-8:24 pm

1 stop9h 04m

Washington, D.C. Dulles Intl

Tue 9/1

9:55 am-8:20 pm

1 stop12h 25m

$445

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Thu 10/22

9:16 am-7:09 pm

1 stop7h 53m

Washington, D.C. Dulles Intl

Mon 10/26

9:16 pm-4:20 pm

2 stops21h 04m

$517

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Thu 10/22

3:58 pm-12:30 am

1 stop6h 32m

Washington, D.C. Dulles Intl

Wed 10/28

10:29 pm-10:51 am

1 stop14h 22m

$662

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Thu 10/22

8:42 am-12:31 am

2 stops13h 49m

Washington, D.C. Dulles Intl

Mon 10/26

7:00 am-6:51 pm

2 stops13h 51m

$663

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Sat 11/14

5:45 am-1:45 pm

1 stop7h 00m

Washington, D.C. Dulles Intl

Tue 11/17

7:00 am-5:20 pm

1 stop11h 20m

$677
Quickest round-trip

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Sun 8/30

5:47 am-3:19 pm

1 stop7h 32m

Washington, D.C. Dulles Intl

Mon 9/28

8:08 am-4:32 pm

1 stop10h 24m

$678
Cheapest one-way

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Tue 9/29

11:36 am-5:36 pm

2 stops28h 00m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 20 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Monterrey-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Monterrey-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 9h 05m. Air Canada provides one of the quickest options available for as low as $361. Airlines will cover a distance of 1597 mi.

  • 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
Tysons
Arlington
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Falls Church
Hanover
Manassas
Laurel
Sterling
Clinton
Hunt Valley
Cordova

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