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Monterrey

$157+ Cheap flights from Dulles Intl (IAD) to Monterrey (MTY)

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MTY
Feb 10 — Feb 171
Tue 2/10
Tue 2/17
1 adult, Economy
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Cheap flight deals from Dulles Intl to Monterrey

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Monterrey (MTY). 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 January 11, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$393
(Kiwi.com)

One-way from

$157
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$319
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Monterrey Gen Mariano Escobedo flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Monterrey Gen Mariano Escobedo flights.
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From Washington, D.C. Dulles Intl to Monterrey Gen Mariano Escobedo
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One-way flight from Washington, D.C. Dulles Intl to Monterrey Gen Mariano Escobedo
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Highest demand for flights based on searches. 18% potential increase in price ($131 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Dulles Intl to Monterrey

Cheapest flights from Dulles Intl to Monterrey
Explore the most affordable flight options available from Dulles Intl to Monterrey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/237:05 pmIAD - MTY
2 stops37h 55mMultiple Airlines
Mon 3/29:30 amMTY - IAD
1 stop7h 37mMultiple Airlines
Deal found 1/9$393
This Air Canada deal was found by Cheapflights users on 1/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:00 amIAD - MTY
1 stop12h 30mAir Canada
Tue 3/39:15 amMTY - IAD
1 stop10h 11mAir Canada
Deal found 1/9$421
This Cheapflightsfares deal was found by Cheapflights users on 1/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/89:00 amIAD - MTY
1 stop12h 30mAir Canada
Mon 2/169:15 amMTY - IAD
1 stop10h 14mAir Canada
Deal found 1/9$431
This Booking.com deal was found by Cheapflights users on 1/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2010:06 pmIAD - MTY
1 stop23h 24mAir Canada
Mon 1/269:15 amMTY - IAD
1 stop10h 11mAir Canada
Deal found 1/9$432
This Aeromexico deal was found by Cheapflights users on 1/10. 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.
Sat 2/283:15 pmIAD - MTY
1 stop18h 28mAeromexico
Sun 3/12:00 pmMTY - IAD
1 stop8h 09mAeromexico
Deal found 1/10$484
This Air Canada deal was found by Cheapflights users on 1/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:00 amIAD - MTY
1 stop12h 30mAir Canada
Mon 3/29:15 amMTY - IAD
1 stop10h 11mAir Canada
Deal found 1/9$491
This American Airlines deal was found by Cheapflights users on 1/9. 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 2/116:00 amIAD - MTY
1 stop14h 15mAmerican Airlines
Wed 2/188:05 amMTY - IAD
1 stop13h 48mAmerican Airlines
Deal found 1/9$520
This American Airlines deal was found by Cheapflights users on 1/9. 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.
Mon 2/95:46 pmIAD - MTY
2 stops22h 03mAmerican Airlines
Tue 2/1712:41 pmMTY - IAD
2 stops21h 19mAmerican Airlines
Deal found 1/9$525
This eDestinos deal was found by Cheapflights users on 1/9. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/85:26 pmIAD - MTY
2 stops46h 39mMultiple Airlines
Sun 2/159:40 amMTY - IAD
1 stop20h 40mMultiple Airlines
Deal found 1/9$541

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Monterrey 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 January 11, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Monterrey that are best for you.

Fly from

Dulles Intl

Fly to

Monterrey

Route

Depart

Return

Price

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Mon 2/23

7:05 pm-8:00 am

2 stops37h 55m

Monterrey Gen Mariano Escobedo

Mon 3/2

9:30 am-6:07 pm

1 stop7h 37m

$393

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Wed 3/4

9:00 am-8:30 pm

1 stop12h 30m

Monterrey Gen Mariano Escobedo

Tue 3/10

8:15 am-8:26 pm

1 stop10h 11m

$421

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Tue 2/10

4:25 pm-8:30 pm

1 stop29h 05m

Monterrey Gen Mariano Escobedo

Tue 2/17

9:15 am-8:29 pm

1 stop10h 14m

$421

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Wed 2/25

9:00 am-8:30 pm

1 stop12h 30m

Monterrey Gen Mariano Escobedo

Tue 3/3

9:15 am-8:26 pm

1 stop10h 11m

$421

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Tue 1/20

4:30 pm-8:30 pm

1 stop29h 00m

Monterrey Gen Mariano Escobedo

Tue 1/27

9:15 am-8:26 pm

1 stop10h 11m

$421

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Mon 2/9

9:00 am-8:30 pm

1 stop12h 30m

Monterrey Gen Mariano Escobedo

Tue 2/17

9:15 am-9:21 pm

1 stop11h 06m

$431

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Sun 2/8

9:00 am-8:30 pm

1 stop12h 30m

Monterrey Gen Mariano Escobedo

Mon 2/16

9:15 am-8:29 pm

1 stop10h 14m

$431

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Wed 2/11

6:00 am-7:15 pm

1 stop14h 15m

Monterrey Gen Mariano Escobedo

Wed 2/18

8:05 am-10:53 pm

1 stop13h 48m

$520

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Mon 2/9

5:46 pm-12:46 pm

2 stops20h 00m

Monterrey Gen Mariano Escobedo

Tue 2/17

12:41 pm-11:00 am

2 stops21h 19m

$525

Washington, D.C.Monterrey

IAD - MTY

IADMTY

Washington, D.C. Dulles Intl

Mon 2/9

10:50 am-7:34 am

2 stops21h 44m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Showing 1-10 of 15 results
1
2

Compare providers for flights from Dulles Intl to Monterrey

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 Dulles Intl to Monterrey in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 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 Washington, D.C. Dulles Intl Airport-Monterrey flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Monterrey flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Monterrey flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Monterrey 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 Washington, D.C. Dulles Intl Airport-Monterrey 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 Dulles Intl to Monterrey

Have a flexible travel schedule? Discover the best time to fly to Monterrey from Dulles Intl 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.

Reviews of airlines servicing Monterrey

Get insights into the airlines that provide service to Monterrey. 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 Monterrey. Reviews last updated January 11, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Monterrey, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,038 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,038 reviews
Delta
7.9
Good
8,038 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    Located just 14.9 mi from the city center, Monterrey Gen Mariano Escobedo is the airport most travelers will use when flying to Monterrey from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Gen Mariano Escobedo (MTY) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 1 airline.

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

    A quick flight from Washington, D.C. Dulles Intl Airport to Monterrey can take about 12h 30m. Air Canada provides one of the quickest options available for as low as $421. There are 1597 mi between Washington, D.C. Dulles Intl Airport and Monterrey.

  • What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Monterrey round-trip?

    Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Monterrey is Delta. Our recent data shows that you can find tickets from as low as $314 on this airline. Users have found that Delta is 45% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Monterrey 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 Monterrey?

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Alternative routes for Dulles Intl to Monterrey

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Dulles Intl to Monterrey

Discover the top airline that operate flights from Dulles Intl to Monterrey. 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 January 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$314Average$678FlexibilityNo cancel feeOn-timeN/A

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