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Monterrey

$145+ Cheap flights from Washington 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MTY
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheap flight deals from Washington to Monterrey

Cheapest flights from Washington to Monterrey
Explore the most affordable flight options available from Washington to Monterrey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

This United Airlines deal was found by Cheapflights users on 12/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:00 amSEA - MTY
1 stop9h 20mUnited Airlines
Thu 1/16:00 amMTY - SEA
1 stop8h 27mUnited Airlines
Deal found 12/25$603
This United Airlines deal was found by Cheapflights users on 12/23. 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.
Thu 12/257:05 amSEA - MTY
1 stop7h 15mUnited Airlines
Wed 1/711:00 amMTY - SEA
1 stop13h 59mUnited Airlines
Deal found 12/23$664
This Kiwi.com deal was found by Cheapflights users on 12/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2811:15 pmSEA - MTY
2 stops37h 50mMultiple Airlines
Wed 12/3111:25 amMTY - SEA
1 stop9h 54mMultiple Airlines
Deal found 12/25$690
This United Airlines deal was found by Cheapflights users on 12/23. 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.
Thu 12/257:05 amSEA - MTY
1 stop7h 15mUnited Airlines
Mon 1/511:00 amMTY - SEA
1 stop13h 52mUnited Airlines
Deal found 12/23$714
This United Airlines deal was found by Cheapflights users on 12/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/281:43 pmSEA - MTY
1 stop17h 57mUnited Airlines
Wed 12/316:00 amMTY - SEA
1 stop17h 07mUnited Airlines
Deal found 12/25$743
This United Airlines deal was found by Cheapflights users on 12/26. 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.
Mon 12/296:00 amGEG - MTY
1 stop8h 20mUnited Airlines
Mon 1/51:10 pmMTY - GEG
2 stops9h 48mUnited Airlines
Deal found 12/26$829
This Kiwi.com deal was found by Cheapflights users on 12/23. 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.
Thu 12/2511:25 amSEA - MTY
1 stop8h 30mMultiple Airlines
Mon 1/59:35 pmMTY - SEA
2 stops22h 16mMultiple Airlines
Deal found 12/23$946

Find flight deals from Washington to Monterrey

Keep the following information in mind while searching for Washington to Monterrey flight deals. Data was last updated December 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$325
(eDestinos)

One-way from

$145
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$742
Provider with most accurate pricing for Seattle/Tacoma Intl-Monterrey Gen Mariano Escobedo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Monterrey Gen Mariano Escobedo flights.
Search Deals
From Washington to Monterrey Gen Mariano Escobedo
Search Deals
One-way flight from Washington to Monterrey Gen Mariano Escobedo
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 December 26, 2025.
Use the filters below to find and compare flights from Washington to Monterrey that are best for you.

Fly from

Washington

Fly to

Monterrey

Route

Depart

Return

Price

PortlandMonterrey

PDX - MTY

PDXMTY

Portland

Tue 2/10

11:18 pm-2:14 pm

1 stop12h 56m

Monterrey Gen Mariano Escobedo

Mon 2/23

2:55 pm-8:55 pm

1 stop8h 00m

$336

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Sun 2/8

12:01 pm-7:34 am

2 stops17h 33m

Monterrey Gen Mariano Escobedo

Sun 2/15

9:30 am-8:08 pm

1 stop12h 38m

$366

PortlandMonterrey

PDX - MTY

PDXMTY

Portland

Tue 2/3

11:18 pm-11:57 am

1 stop10h 39m

Monterrey Gen Mariano Escobedo

Mon 2/9

2:55 pm-8:55 pm

1 stop8h 00m

$369

PortlandMonterrey

PDX - MTY

PDXMTY

Portland

Sun 2/8

11:18 pm-2:14 pm

1 stop12h 56m

Monterrey Gen Mariano Escobedo

Sun 2/15

2:55 pm-8:55 pm

1 stop8h 00m

$373

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Mon 1/12

10:00 pm-2:14 pm

1 stop14h 14m

Monterrey Gen Mariano Escobedo

Fri 1/23

8:15 am-7:48 pm

1 stop13h 33m

$382

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Fri 3/13

10:00 pm-11:57 am

1 stop12h 57m

Monterrey Gen Mariano Escobedo

Tue 4/14

8:15 am-7:49 pm

1 stop12h 34m

$388

PortlandMonterrey

PDX - MTY

PDXMTY

Portland

Sat 1/24

11:18 pm-11:57 am

1 stop10h 39m

Monterrey Gen Mariano Escobedo

Fri 1/30

12:38 pm-8:55 pm

1 stop10h 17m

$388

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Mon 1/12

9:02 pm-7:20 pm

1 stop20h 18m

Monterrey Gen Mariano Escobedo

Fri 1/23

6:00 am-11:39 am

2 stops31h 39m

$390

PortlandMonterrey

PDX - MTY

PDXMTY

Portland

Sun 1/18

11:29 am-7:00 pm

1 stop29h 31m

Monterrey Gen Mariano Escobedo

Sun 1/25

7:35 pm-8:27 pm

2 stops26h 52m

$392

PortlandMonterrey

PDX - MTY

PDXMTY

Portland

Sat 3/28

11:18 pm-9:37 am

1 stop9h 19m

Monterrey Gen Mariano Escobedo

Sun 4/12

8:15 am-9:08 pm

1 stop13h 53m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 46 results
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Best time to book a flight from Washington to Monterrey

Have a flexible travel schedule? Discover the best time to fly to Monterrey from Washington 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 Washington to Monterrey

What is the cheapest month to book a flight from State of Washington to Monterrey?

Currently, May is the cheapest month in which you can book a flight from State of Washington to Monterrey (average of $186). Flying from State of Washington to Monterrey in December is currently the most expensive (average of $431). 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.

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

Find hourly flight availability from Washington to Monterrey. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 26, 2025.

It’s optimal to fly from State of Washington to Monterrey in the evening. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Washington 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?

    Most people fly into Monterrey Gen Mariano Escobedo (MTY) if they book a flight to Monterrey from Washington. Gen Mariano Escobedo is conveniently located just 14.9 mi from Monterrey’s city center.

  • How long is the flight from State of Washington to Monterrey?

    Departing from State of Washington to Monterrey will take you 12h 56m. Airlines will cover a distance of 1848 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from State of Washington to Monterrey one-way?

    The cheapest airlines for a one-way flight from State of Washington to Monterrey are Aeromexico ($159), United Airlines ($163), and Delta ($163).

  • What are the most popular routes from State of Washington to Monterrey?

    While some choose either Portland - Monterrey Gen Mariano Escobedo or Spokane - Monterrey Gen Mariano Escobedo, Seattle/Tacoma Intl - Monterrey Gen Mariano Escobedo is the most popular route from State of Washington to Monterrey.

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

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

  • How can I find direct flights from Washington to Monterrey?

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

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

    Yes. Cheapflights offers flight deals from Washington 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.

  • What is the cheapest month to book a flight from State of Washington to Monterrey?

    Currently, May is the cheapest month in which you can book a flight from State of Washington to Monterrey (average of $186). Flying from State of Washington to Monterrey in December is currently the most expensive (average of $431). 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
San Pedro Garza Garcia

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Top 4 airlines flying from Washington to Monterrey

Discover the top 4 airlines that operate flights from Washington 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 December 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$345Average$499FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$349Average$415FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$384Average$632FlexibilityNo cancel feeOn-time71%
DeltaCheapest$388Average$613FlexibilityNo cancel feeOn-timeN/A

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