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$206+ 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
MTY — SEA
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap 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 July 23, 2026.

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.
Mon 8/249:00 am
MTY
-
SEA
1 stop26h 39m
Multiple Airlines
Mon 8/319:29 pm
SEA
-
MTY
1 stop20h 48m
Multiple Airlines
Deal found 7/20$317
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 9/2312:01 pm
MTY
-
SEA
1 stop22h 59m
Multiple Airlines
Sun 9/279:16 pm
SEA
-
MTY
1 stop18h 01m
Multiple Airlines
Deal found 7/20$343
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:01 pm
MTY
-
SEA
1 stop22h 59m
Multiple Airlines
Tue 9/229:16 pm
SEA
-
MTY
1 stop21h 01m
Multiple Airlines
Deal found 7/21$373
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/316:00 am
MTY
-
SEA
2 stops29h 39m
Multiple Airlines
Wed 9/239:16 pm
SEA
-
MTY
1 stop18h 01m
Multiple Airlines
Deal found 7/22$378
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 9/112:01 pm
MTY
-
SEA
1 stop23h 38m
Multiple Airlines
Tue 9/229:16 pm
SEA
-
MTY
1 stop21h 01m
Multiple Airlines
Deal found 7/22$385
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/3112:05 pm
MTY
-
SEA
1 stop23h 34m
Multiple Airlines
Tue 9/229:16 pm
SEA
-
MTY
1 stop21h 01m
Multiple Airlines
Deal found 7/22$387
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.
Tue 9/1511:21 am
MTY
-
SEA
1 stop26h 39m
Multiple Airlines
Sun 9/209:16 pm
SEA
-
MTY
1 stop21h 01m
Multiple Airlines
Deal found 7/20$390
This Air Canada deal was found by Cheapflights users on 7/19. 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 9/219:20 am
MTY
-
SEA
2 stops25h 45m
Air Canada
Sat 10/317:45 am
SEA
-
MTY
1 stop13h 30m
Air Canada
Deal found 7/19$402

Find 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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$317
(Kiwi.com)

One-way from

$206
(Kiwi.com)

Popular in

March

Cheapest in

February

Average price

$459
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
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 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 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 July 23, 2026.
Use the filters below to find and compare flights from Monterrey to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Wed 12/16

12:37 pm-7:55 pm

1 stop9h 18m

Seattle/Tacoma Intl

Tue 12/29

9:30 am-9:55 pm

1 stop10h 25m

$535

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Mon 12/14

7:44 am-7:55 pm

1 stop14h 11m

Seattle/Tacoma Intl

Tue 12/29

9:30 am-9:55 pm

1 stop10h 25m

$535

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 12/15

6:45 am-7:55 pm

1 stop15h 10m

Seattle/Tacoma Intl

Tue 12/29

9:30 am-9:55 pm

1 stop10h 25m

$535

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Thu 9/10

6:46 am-7:55 pm

1 stop14h 09m

Seattle/Tacoma Intl

Thu 9/17

9:30 am-9:52 pm

1 stop11h 22m

$538

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Mon 9/21

7:35 am-9:51 pm

2 stops15h 16m

Seattle/Tacoma Intl

Thu 9/24

12:00 pm-9:00 pm

1 stop8h 00m

$540

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Thu 12/17

11:00 am-12:33 am

2 stops15h 33m

Seattle/Tacoma Intl

Wed 12/30

11:49 pm-12:50 pm

1 stop11h 01m

$541

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Thu 12/17

11:35 am-9:54 pm

1 stop12h 19m

Seattle/Tacoma Intl

Tue 12/29

9:30 am-9:55 pm

1 stop10h 25m

$541

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 9/15

5:25 am-9:31 pm

3 stops17h 06m

Seattle/Tacoma Intl

Sun 9/20

6:52 pm-8:37 am

2 stops12h 45m

$542

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Fri 12/18

6:30 am-9:21 pm

2 stops16h 51m

Seattle/Tacoma Intl

Wed 12/30

11:59 pm-11:51 am

1 stop9h 52m

$572

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Thu 10/29

12:10 pm-11:02 pm

2 stops11h 52m

Seattle/Tacoma Intl

Fri 11/13

5:00 am-8:26 pm

2 stops13h 26m

$578

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 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 Monterrey-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Monterrey-Seattle flight deals on Cheapflights vs. FlightHub >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 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-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?

The best time to book flights from Monterrey to Seattle is 75 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, February is the cheapest month in which you can book a flight from Monterrey to Seattle (average of $365). Flying from Monterrey to Seattle in March is currently the most expensive (average of $535). 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.

How much does it cost to fly round-trip from Monterrey to Seattle?

Airfare is below average for this route at the moment.

Monterrey to Seattle flights typically cost between $369 and $530 in August.
The cheapest round-trip price found within the last 5 days was $317 on Multiple Airlines (Aug 24-Aug 31).

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 July 23, 2026.
Peruse reviews from past customers who have flown with United Airlines and Volaris 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.
United Airlines
7.4
Good
10,025 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
10,025 reviews
United Airlines
7.4
Good
10,025 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
Volaris
6.6
Okay
1,153 reviews
United Airlines
7.4
Good
10,025 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

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.

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

    Our cheapest airline available from Monterrey to Seattle is Volaris. Our recent data shows that you can find tickets from as low as $322 on this airline. An additional option worth looking into is United Airlines, starting at $331. Volaris is currently priced 28% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Monterrey to Seattle one-way?

    The cheapest airline one-way is Volaris, with whom users have recently found tickets for as low as $207. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Monterrey to Seattle for a low price.

  • 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, February is the cheapest month in which you can book a flight from Monterrey to Seattle (average of $365). Flying from Monterrey to Seattle in March is currently the most expensive (average of $535). 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
Tacoma
Renton
Lacey
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Issaquah

Browse thousands of different options on Cheapflights for your next trip

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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 2 airlines flying from Monterrey to Seattle

Discover the top 2 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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
VolarisCheapest$322Average$400FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$331Average$482FlexibilityNo cancel feeOn-time69%

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