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$195+ Cheap flights from Monterrey (MTY) to Seattle (SEA)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
MTY — SEA
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheapflights Tip: The best prices from Monterrey Gen Mariano Escobedo to Seattle/Tacoma Intl are usually found in February or April, booked 24 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Find flight deals from Monterrey to Seattle

Cheapest flights from Monterrey to Seattle
Explore the most affordable flight options available from Monterrey to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This United Airlines deal was found by Cheapflights users on 10/26. 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.
Fri 11/146:00 pmMTY - SEA
1 stop27h 25mUnited Airlines
Mon 11/175:20 pmSEA - MTY
2 stops14h 20mUnited Airlines
Deal found 10/26$336
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:50 amMTY - SEA
3 stops14h 01mUnited Airlines
Mon 11/173:37 pmSEA - MTY
2 stops16h 03mUnited Airlines
Deal found 10/24$337
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Tue 12/212:05 pmMTY - SEA
1 stop23h 48mMultiple Airlines
Sat 12/612:48 pmSEA - MTY
2 stops40h 42mMultiple Airlines
Deal found 10/25$400
This Delta deal was found by Cheapflights users on 10/27. 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.
Sat 11/151:35 pmMTY - SEA
1 stop12h 24mDelta
Sun 11/236:00 amSEA - MTY
1 stop9h 06mDelta
Deal found 10/27$409
This CheapOair deal was found by Cheapflights users on 10/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/178:15 amMTY - SEA
1 stop13h 33mVolaris
Mon 11/2410:00 pmSEA - MTY
1 stop14h 14mVolaris
Deal found 10/27$431
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Tue 11/2510:10 pmMTY - SEA
2 stops39h 46mMultiple Airlines
Sat 11/299:48 amSEA - MTY
1 stop8h 02mMultiple Airlines
Deal found 10/25$434
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Fri 11/285:00 pmMTY - SEA
1 stop18h 47mMultiple Airlines
Tue 12/28:18 pmSEA - MTY
2 stops33h 16mMultiple Airlines
Deal found 10/25$452
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Fri 12/1210:00 amMTY - SEA
1 stop29h 30mMultiple Airlines
Tue 12/167:59 pmSEA - MTY
2 stops37h 16mMultiple Airlines
Deal found 10/25$459
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 10/3012:10 pmMTY - SEA
2 stops11h 20mUnited Airlines
Sat 11/17:00 amSEA - MTY
2 stops12h 45mUnited Airlines
Deal found 10/26$462
This Aeromexico deal was found by Cheapflights users on 10/27. 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.
Mon 11/178:07 amMTY - SEA
1 stop17h 52mAeromexico
Mon 11/247:10 amSEA - MTY
2 stops15h 07mAeromexico
Deal found 10/27$463
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/225:51 amMTY - SEA
1 stop16h 04mDelta
Sat 11/299:30 amSEA - MTY
1 stop12h 17mDelta
Deal found 10/25$477
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 12/206:00 amMTY - SEA
1 stop20h 59mUnited Airlines
Sat 12/275:00 amSEA - MTY
1 stop13h 36mUnited Airlines
Deal found 10/27$481

Cheap flight deals from Monterrey to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Monterrey (MTY) to Seattle (SEA). 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 October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$325
(OneTravel)

One-way from

$195
(Expedia)

Popular in

December

Cheapest in

February

Average price

$393
Provider with most accurate pricing for Monterrey Gen Mariano Escobedo-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Monterrey Gen Mariano Escobedo-Seattle/Tacoma Intl flights.
Search Deals
From Monterrey Gen Mariano Escobedo to Seattle/Tacoma Intl
Search Deals
One-way flight from Monterrey Gen Mariano Escobedo to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Monterrey to Seattle 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 October 27, 2025.
Use the filters below to find and compare flights from Monterrey to Seattle that are best for you.

Fly from

Monterrey

Fly to

Seattle

Route

Depart

Return

Price

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Fri 11/14

6:00 pm-7:25 pm

1 stop27h 25m

Seattle/Tacoma Intl

Mon 11/17

5:20 pm-9:40 am

2 stops14h 20m

$336

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Wed 2/11

12:38 pm-8:00 pm

1 stop9h 22m

Seattle/Tacoma Intl

Wed 2/18

10:00 pm-2:14 pm

1 stop14h 14m

$350

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Mon 4/6

12:38 pm-8:05 pm

1 stop8h 27m

Seattle/Tacoma Intl

Sun 4/12

10:00 pm-7:34 am

1 stop8h 34m

$375

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 12/2

12:05 pm-9:53 am

1 stop23h 48m

Seattle/Tacoma Intl

Sat 12/6

12:48 pm-7:30 am

2 stops40h 42m

$400

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Sat 11/15

1:10 pm-9:13 pm

2 stops10h 03m

Seattle/Tacoma Intl

Sun 11/23

7:00 am-8:36 pm

2 stops11h 36m

$409

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 3/3

11:37 am-7:55 pm

1 stop10h 18m

Seattle/Tacoma Intl

Fri 3/6

12:00 pm-8:43 am

2 stops18h 43m

$475

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 3/3

12:37 pm-7:55 pm

1 stop9h 18m

Seattle/Tacoma Intl

Fri 3/6

9:30 am-12:16 am

1 stop12h 46m

$476

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Sat 2/28

12:07 pm-7:55 pm

1 stop9h 48m

Seattle/Tacoma Intl

Tue 3/24

11:35 pm-11:40 am

1 stop11h 05m

$477

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Sat 3/7

10:52 am-7:55 pm

1 stop11h 03m

Seattle/Tacoma Intl

Mon 3/30

9:30 am-11:49 pm

2 stops13h 19m

$477

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Fri 11/21

12:38 pm-7:48 pm

1 stop9h 10m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 21 results
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Compare providers for flights from Monterrey to Seattle

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 Monterrey to Seattle in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Monterrey-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Monterrey-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Monterrey-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Monterrey-Seattle 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 Monterrey-Seattle 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 Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle 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 Seattle

How far ahead should I book a flight from Monterrey to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Monterrey to Seattle. Price data was last updated on October 24, 2025.

The best time to book flights from Monterrey to Seattle is 24 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Monterrey to Seattle?

Currently, May is the cheapest month in which you can book a flight from Monterrey to Seattle (average of $227). Flying from Monterrey to Seattle in December is currently the most expensive (average of $451). 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 MTY to SEA?

Find hourly flight availability from Monterrey to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 27, 2025.

When flying from Monterrey to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 10% versus a flight in the evening.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated October 27, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Aeromexico from Monterrey to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,193 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
11,193 reviews
Alaska Airlines
8.0
Very good
11,193 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
7.9
Good
7,996 reviews
Alaska Airlines
8.0
Very good
11,193 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Aeromexico
7.5
Good
1,678 reviews
Alaska Airlines
8.0
Very good
11,193 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
United Airlines
7.4
Good
8,997 reviews
Alaska Airlines
8.0
Very good
11,193 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
American Airlines
7.2
Good
11,031 reviews
Alaska Airlines
8.0
Very good
11,193 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from Monterrey to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Monterrey to Seattle?

    There are many flights that can get you from Monterrey to Seattle in 9h 22m. Fly via United Airlines or Volaris to get the fastest option. The distance from Monterrey to Seattle is about 1923 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Monterrey to Seattle round-trip?

    Our cheapest airline available from Monterrey to Seattle is United Airlines. Our recent data shows that you can find tickets from as low as $227 on this airline. Additional options worth looking into are Aeromexico and Alaska Airlines, starting at $328 and $333 round-trip. United Airlines is currently priced 46% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Monterrey to Seattle 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 Seattle?

    Currently, May is the cheapest month in which you can book a flight from Monterrey to Seattle (average of $227). Flying from Monterrey to Seattle in December is currently the most expensive (average of $451). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Olympia
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Kirkland
Lacey
Kent
Federal Way
Cle Elum
Marysville
Puyallup
Chehalis
Fife
Issaquah

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Alternative routes for Monterrey to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Monterrey to Portland flights

Top 5 airlines flying from Monterrey to Seattle

Discover the top 5 airlines that operate flights from Monterrey to Seattle. 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 October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$227Average$482FlexibilityNo cancel feeOn-time69%
AeromexicoCheapest$328Average$528FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$333Average$386FlexibilityNo cancel feeOn-time75%
DeltaCheapest$334Average$502FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$356Average$490FlexibilityNo cancel feeOn-time71%

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