HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$218+ 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
MTY — IAD
Jul 16 — Jul 231
Wed 7/16
Wed 7/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Monterrey to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 July 11, 2025.

Round-trip from

$429
(Kiwi.com)

One-way from

$218
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$576
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. 0% potential increase in price ($1 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 July 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/9. 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 9/159:20 amMTY - IAD
2 stops12h 46mMultiple Airlines
Thu 9/1810:12 amIAD - MTY
1 stop7h 43mMultiple Airlines
Deal found 7/9$429
This Alaska Airlines deal was found by Cheapflights users on 7/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/43:45 pmMTY - IAD
2 stops37h 05mAlaska Airlines
Wed 8/67:59 pmIAD - MTY
2 stops44h 56mAlaska Airlines
Deal found 7/9$455
This Hawaiian Airlines deal was found by Cheapflights users on 7/9. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/73:45 pmMTY - IAD
1 stop22h 40mHawaiian Airlines
Thu 8/148:19 pmIAD - MTY
1 stop20h 36mHawaiian Airlines
Deal found 7/9$473
This Air Canada deal was found by Cheapflights users on 7/9. 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 10/2210:45 amMTY - IAD
1 stop20h 53mAir Canada
Wed 10/299:00 amIAD - MTY
1 stop12h 30mAir Canada
Deal found 7/9$505
This Delta deal was found by Cheapflights users on 7/10. 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 9/245:47 amMTY - IAD
1 stop7h 25mDelta
Tue 9/306:00 amIAD - MTY
2 stops10h 55mDelta
Deal found 7/10$548
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2110:00 amMTY - IAD
1 stop7h 03mUnited Airlines
Wed 10/296:00 amIAD - MTY
1 stop6h 51mUnited Airlines
Deal found 7/9$557
This American Airlines deal was found by Cheapflights users on 7/9. 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 8/132:05 pmMTY - IAD
1 stop18h 56mAmerican Airlines
Mon 8/1811:51 amIAD - MTY
1 stop24h 53mAmerican Airlines
Deal found 7/9$566
This Aeromexico deal was found by Cheapflights users on 7/10. 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 12/207:18 pmMTY - IAD
1 stop17h 28mAeromexico
Sat 12/273:31 pmIAD - MTY
1 stop18h 11mAeromexico
Deal found 7/10$595

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 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

Mon 9/15

9:20 am-12:06 am

2 stops12h 46m

Washington, D.C. Dulles Intl

Thu 9/18

10:12 am-3:55 pm

1 stop7h 43m

$429

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Mon 8/4

3:45 pm-6:50 am

2 stops37h 05m

Washington, D.C. Dulles Intl

Wed 8/6

7:59 pm-2:55 pm

2 stops44h 56m

$455

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Thu 8/7

3:45 pm-4:25 pm

1 stop22h 40m

Washington, D.C. Dulles Intl

Thu 8/14

8:19 pm-2:55 pm

1 stop20h 36m

$473

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Wed 10/22

10:45 am-9:38 am

1 stop20h 53m

Washington, D.C. Dulles Intl

Wed 10/29

9:00 am-7:30 pm

1 stop12h 30m

$505

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Wed 9/24

5:47 am-3:12 pm

1 stop7h 25m

Washington, D.C. Dulles Intl

Tue 9/30

6:00 am-2:55 pm

2 stops10h 55m

$548

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Tue 10/21

10:00 am-7:03 pm

1 stop7h 03m

Washington, D.C. Dulles Intl

Wed 10/29

6:00 am-10:51 am

1 stop6h 51m

$557

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Wed 8/13

2:05 pm-11:01 am

1 stop18h 56m

Washington, D.C. Dulles Intl

Mon 8/18

11:51 am-10:44 am

1 stop24h 53m

$566

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Sat 12/20

7:18 pm-1:46 pm

1 stop17h 28m

Washington, D.C. Dulles Intl

Sat 12/27

3:31 pm-8:42 am

1 stop18h 11m

$595

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Thu 8/7

11:00 am-10:07 am

1 stop21h 07m

$218

MonterreyWashington, D.C.

MTY - IAD

MTYIAD

Monterrey Gen Mariano Escobedo

Wed 10/15

10:45 am-9:38 am

1 stop20h 53m

$306

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 14 results
1
2

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 July 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.

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 July 11, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian Airlines from Monterrey to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,951 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,561 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Copa Airlines
7.5
Good
1,475 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Aeromexico
7.5
Good
1,719 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Currently priced at $455, Alaska Airlines will fly you from Monterrey to Washington, D.C. Dulles Intl Airport and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Hawaiian Airlines and Air Canada - these airlines can fly you to your destination from $473 and $505, respectively.

  • What are the cheapest airlines to fly from Monterrey to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $306 on Air Canada. Other airlines that offer cheap prices include Delta from $380 and Aeromexico from $381 one-way.

  • 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 $309). 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 Monterrey?

Book flights to Monterrey if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Fredericksburg
Gaithersburg
Easton
Fairfax
Towson
Linthicum Heights
Waldorf
Laurel
Falls Church
Rockville
Springfield
National Harbor
Manassas
Dundalk
Bowie

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Monterrey to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Monterrey to Baltimore flights
Monterrey to Reagan-National flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.