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$210+ 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 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
MTY — SEA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 January or February, booked 24 days in advance, depart on a Wednesday or Thursday and return on a Thursday

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 September 11, 2025.

Round-trip from

$330
(Flightnetwork)

One-way from

$210
(Aeromexico)

Popular in

December

Cheapest in

January

Average price

$443
From Monterrey Gen Mariano Escobedo to Seattle/Tacoma Intl
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One-way flight from Monterrey Gen Mariano Escobedo to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 11% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/810:37 amMTY - SEA
1 stop10h 23mDelta
Tue 11/1811:00 pmSEA - MTY
1 stop16h 06mDelta
Deal found 9/9$334
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sat 10/410:30 amMTY - SEA
1 stop11h 09mMultiple Airlines
Fri 11/142:22 pmSEA - MTY
2 stops27h 35mMultiple Airlines
Deal found 9/9$335
This Delta deal was found by Cheapflights users on 9/8. 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.
Tue 10/711:20 amMTY - SEA
1 stop9h 40mDelta
Thu 11/139:45 pmSEA - MTY
2 stops23h 23mDelta
Deal found 9/8$336
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:55 amMTY - SEA
2 stops16h 30mDelta
Sat 11/811:15 pmSEA - MTY
1 stop11h 03mDelta
Deal found 9/9$340
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/143:58 pmMTY - SEA
1 stop8h 17mUnited Airlines
Mon 11/1711:59 pmSEA - MTY
1 stop9h 52mUnited Airlines
Deal found 9/9$341
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/263:58 pmMTY - SEA
1 stop8h 17mUnited Airlines
Wed 10/155:31 pmSEA - MTY
1 stop21h 19mUnited Airlines
Deal found 9/10$348
This United Airlines deal was found by Cheapflights users on 9/8. 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 9/2712:25 pmMTY - SEA
1 stop11h 05mUnited Airlines
Sun 9/2811:10 pmSEA - MTY
1 stop10h 38mUnited Airlines
Deal found 9/8$356
This Aeromexico deal was found by Cheapflights users on 9/9. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:00 amMTY - SEA
1 stop14h 00mAeromexico
Sun 11/99:30 amSEA - MTY
1 stop12h 47mAeromexico
Deal found 9/9$368
This Aeromexico deal was found by Cheapflights users on 9/9. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/68:45 amMTY - SEA
1 stop12h 15mAeromexico
Fri 11/1411:00 pmSEA - MTY
1 stop11h 25mAeromexico
Deal found 9/9$373
This Aeromexico deal was found by Cheapflights users on 9/9. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:00 amMTY - SEA
1 stop14h 00mAeromexico
Thu 11/67:10 amSEA - MTY
2 stops15h 07mAeromexico
Deal found 9/9$378
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1110:37 amMTY - SEA
1 stop10h 23mDelta
Fri 11/73:15 pmSEA - MTY
1 stop19h 03mDelta
Deal found 9/9$383

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 September 11, 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

Wed 10/8

5:47 am-8:00 pm

1 stop15h 13m

Seattle/Tacoma Intl

Sun 11/9

9:30 am-8:13 pm

1 stop8h 43m

$334

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 10/7

7:50 am-8:00 pm

1 stop13h 10m

Seattle/Tacoma Intl

Tue 11/18

7:10 am-11:08 pm

2 stops13h 58m

$334

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Sat 10/4

5:47 am-8:00 pm

1 stop15h 13m

Seattle/Tacoma Intl

Sun 11/9

9:30 am-11:08 pm

1 stop11h 38m

$334

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Wed 10/1

5:47 am-8:00 pm

1 stop15h 13m

Seattle/Tacoma Intl

Sat 11/15

11:10 pm-12:18 pm

1 stop11h 08m

$334

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 10/14

11:20 am-8:00 pm

1 stop9h 40m

Seattle/Tacoma Intl

Sat 11/15

3:15 pm-12:18 pm

1 stop19h 03m

$334

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Sat 10/11

5:47 am-8:00 pm

1 stop15h 13m

Seattle/Tacoma Intl

Mon 11/17

9:30 am-11:08 pm

1 stop11h 38m

$334

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 10/7

6:55 am-8:00 pm

1 stop14h 05m

Seattle/Tacoma Intl

Fri 11/14

3:40 pm-12:25 pm

1 stop18h 45m

$334

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Thu 10/9

6:55 am-8:00 pm

1 stop14h 05m

Seattle/Tacoma Intl

Mon 11/10

3:40 pm-12:25 pm

1 stop18h 45m

$334

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Fri 10/10

5:47 am-8:00 pm

1 stop15h 13m

Seattle/Tacoma Intl

Sun 11/16

9:30 am-11:08 pm

1 stop11h 38m

$334

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 9/30

10:37 am-8:00 pm

1 stop10h 23m

Seattle/Tacoma Intl

Sun 11/16

9:30 am-11:08 pm

1 stop11h 38m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 18 results
1
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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 August 29, 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, January is the cheapest month in which you can book a flight from Monterrey to Seattle (average of $238). Flying from Monterrey to Seattle in June is currently the most expensive (average of $388). 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 September 11, 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 4% versus a flight in the morning.

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 September 11, 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
10,000 reviews

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

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
8.0
Very good
7,960 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

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
1,701 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

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
8,937 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

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 15h 13m. Fly via Delta to get the fastest option. The distance from Monterrey to Seattle is about 1923 mi.

  • 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.

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

    The cheapest airline one-way is Aeromexico, with whom users have recently found tickets for as low as $210. However, be on the lookout for offers from United Airlines and Delta, 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, January is the cheapest month in which you can book a flight from Monterrey to Seattle (average of $238). Flying from Monterrey to Seattle in June is currently the most expensive (average of $388). 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
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Shoreline

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$227Average$509FlexibilityNo 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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