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Monterrey

$125+ Cheap flights from Seattle (SEA) 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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MTY
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Seattle to Monterrey

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Monterrey (MTY). 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 29, 2025.

Round-trip from

$324
(American Airlines)

One-way from

$125
(American Airlines)

Popular in

December

Cheapest in

August

Average price

$680
From Seattle/Tacoma Intl to Monterrey Gen Mariano Escobedo
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One-way flight from Seattle/Tacoma Intl to Monterrey Gen Mariano Escobedo
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Highest demand for flights based on searches. 21% potential increase in price ($152 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Seattle to Monterrey

Cheapest flights from Seattle to Monterrey
Explore the most affordable flight options available from Seattle to Monterrey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/28. 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 8/275:25 amSEA - MTY
1 stop16h 00mAmerican Airlines
Tue 9/98:00 amMTY - SEA
1 stop14h 23mAmerican Airlines
Deal found 7/28$324
This Mytrip deal was found by Cheapflights users on 7/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1110:15 pmSEA - MTY
1 stop10h 32mVolaris
Thu 9/188:15 amMTY - SEA
1 stop13h 00mVolaris
Deal found 7/27$329
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1210:15 pmSEA - MTY
1 stop12h 42mMultiple Airlines
Fri 9/195:47 amMTY - SEA
1 stop15h 13mMultiple Airlines
Deal found 7/29$341
This Aeromexico deal was found by Cheapflights users on 7/29. 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.
Tue 10/149:30 amSEA - MTY
1 stop8h 40mAeromexico
Sat 10/1811:30 amMTY - SEA
1 stop9h 30mAeromexico
Deal found 7/29$345
This Delta deal was found by Cheapflights users on 7/28. 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.
Fri 8/299:30 amSEA - MTY
1 stop12h 20mDelta
Mon 9/88:45 amMTY - SEA
1 stop12h 15mDelta
Deal found 7/28$351
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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.
Sun 8/246:45 pmSEA - MTY
1 stop19h 15mAlaska Airlines
Tue 9/93:50 pmMTY - SEA
1 stop18h 04mAlaska Airlines
Deal found 7/28$355
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. 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.
Sun 8/249:25 pmSEA - MTY
1 stop16h 35mHawaiian Airlines
Sun 8/313:50 pmMTY - SEA
1 stop18h 04mHawaiian Airlines
Deal found 7/28$456
This United Airlines deal was found by Cheapflights users on 7/28. 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 8/2511:58 pmSEA - MTY
1 stop7h 39mUnited Airlines
Fri 9/123:58 pmMTY - SEA
1 stop7h 54mUnited Airlines
Deal found 7/28$526

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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 July 29, 2025.
Use the filters below to find and compare flights from Seattle to Monterrey that are best for you.

Fly from

Seattle

Fly to

Monterrey

Route

Depart

Return

Price

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Wed 8/27

5:25 am-10:25 pm

1 stop16h 00m

Monterrey Gen Mariano Escobedo

Tue 9/9

8:00 am-9:23 pm

1 stop14h 23m

$324

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Thu 9/11

10:15 pm-9:47 am

1 stop10h 32m

Monterrey Gen Mariano Escobedo

Thu 9/18

8:15 am-8:15 pm

1 stop13h 00m

$329

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Fri 9/12

10:15 pm-11:57 am

1 stop12h 42m

Monterrey Gen Mariano Escobedo

Fri 9/19

5:47 am-8:00 pm

1 stop15h 13m

$341

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Tue 10/14

9:30 am-7:10 pm

1 stop8h 40m

Monterrey Gen Mariano Escobedo

Sat 10/18

11:30 am-8:00 pm

1 stop9h 30m

$345

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Fri 8/29

9:30 am-10:50 pm

1 stop12h 20m

Monterrey Gen Mariano Escobedo

Sat 9/6

11:30 am-8:00 pm

1 stop9h 30m

$351

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Sun 8/24

6:45 pm-3:00 pm

1 stop19h 15m

Monterrey Gen Mariano Escobedo

Tue 9/9

3:50 pm-8:54 am

1 stop18h 04m

$355

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Sun 8/24

9:25 pm-3:00 pm

1 stop16h 35m

Monterrey Gen Mariano Escobedo

Sun 8/31

3:50 pm-8:54 am

1 stop18h 04m

$456

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Mon 8/25

11:58 pm-8:37 am

1 stop7h 39m

Monterrey Gen Mariano Escobedo

Fri 9/12

3:58 pm-10:52 pm

1 stop7h 54m

$526

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Sat 9/20

6:11 am-6:59 pm

1 stop11h 48m

$125

SeattleMonterrey

SEA - MTY

SEAMTY

Seattle/Tacoma Intl

Sat 11/15

6:00 am-7:57 pm

2 stops11h 57m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 16 results
1
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Best time to book a flight from Seattle to Monterrey

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

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

Currently, February is the cheapest month in which you can book a flight from Seattle to Monterrey (average of $242). Flying from Seattle to Monterrey in December is currently the most expensive (average of $432). 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 SEA to MTY?

Find hourly flight availability from Seattle 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 July 29, 2025.

It’s typically best to fly out from Seattle to Monterrey in the afternoon. Doing so could potentially save you 39% on the flight price compared to flying in the evening, which is usually more expensive.

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

Reviews of airlines servicing Monterrey

Get insights into the airlines that provide service to Monterrey. 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 Monterrey. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Seattle to Monterrey. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Aeromexico
7.5
Good
1,720 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Monterrey. 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 Seattle to Monterrey round-trip?

    Cheapflights users have booked flights from Seattle to Monterrey round-trip from $324. Other airlines that can offer you cheap pricing are Volaris, from $329, and Aeromexico, from $345. You may be able to fly from Seattle to Monterrey for 42% less than the average price by searching for these airlines.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $125. Users have also found prices from $160 and $161 on Alaska Airlines and Volaris, respectively.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Seattle to Monterrey (average of $242). Flying from Seattle to Monterrey in December is currently the most expensive (average of $432). 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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Alternative routes for Seattle to Monterrey

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Monterrey flights
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Top 4 airlines flying from Seattle to Monterrey

Discover the top 4 airlines that operate flights from Seattle 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$329Average$356FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$349Average$407FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$370Average$693FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$384Average$639FlexibilityNo cancel feeOn-time71%

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