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Cheap flights from Monterrey to Seattle from $211

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Monterrey to Seattle departing on 9/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Monterrey to Seattle (MTY-SEA)

Cheap round-trip flights

Aeromexico Logo
5:47 am - 8:00 pmMTY-SEA
15h 13m1 stop
Aeromexico Logo
9:30 am - 9:15 pmSEA-MTY
10h 45m1 stop
$332Aeromexico
Find Deal
Fri, Oct 3 - Fri, Oct 10
Aeromexico Logo
5:47 am - 8:00 pmMTY-SEA
15h 13m1 stop
Aeromexico Logo
9:25 pm - 5:10 pmSEA-MTY
18h 45m2 stops
$333Aeromexico
Find Deal
Fri, Oct 10 - Sun, Oct 19
United Airlines Logo
7:35 am - 10:15 pmMTY-SEA
15h 40m2 stops
United Airlines Logo
5:14 pm - 8:37 amSEA-MTY
14h 23m2 stops
$338United Airlines
Find Deal
Wed, Sep 10 - Tue, Sep 16
United Airlines Logo
12:10 pm - 10:52 pmMTY-SEA
11h 42m1 stop
United Airlines Logo
11:58 pm - 3:02 pmSEA-MTY
14h 04m1 stop
$339United Airlines
Find Deal
Tue, Sep 9 - Tue, Sep 16
Alaska Airlines Logo
3:50 pm - 8:54 amMTY-SEA
18h 04m1 stop
Alaska Airlines Logo
11:15 pm - 3:00 pmSEA-MTY
14h 45m2 stops
$341Alaska Airlines
Find Deal
Tue, Sep 9 - Tue, Sep 16
Delta Logo
6:55 am - 6:37 pmMTY-SEA
12h 42m2 stops
Delta Logo
7:10 am - 9:15 pmSEA-MTY
13h 05m2 stops
$400Delta
Find Deal
Thu, Oct 16 - Tue, Oct 21
Delta Logo
7:06 am - 8:00 pmMTY-SEA
14h 54m1 stop
Delta Logo
7:20 am - 11:08 pmSEA-MTY
13h 48m2 stops
$457Delta
Find Deal
Wed, Nov 19 - Mon, Dec 1
American Airlines Logo
5:39 am - 1:10 pmMTY-SEA
9h 31m1 stop
American Airlines Logo
12:59 am - 2:28 pmSEA-MTY
11h 29m1 stop
$480American Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 16
American Airlines Logo
3:25 pm - 12:57 amMTY-SEA
11h 32m1 stop
American Airlines Logo
1:37 am - 10:08 amSEA-MTY
6h 31m1 stop
$509American Airlines
Find Deal
Sat, Dec 20 - Fri, Dec 26
Alaska Airlines Logo
3:50 pm - 3:35 pmMTY-SEA
24h 45m2 stops
Alaska Airlines Logo
5:20 am - 3:00 pmSEA-MTY
32h 40m2 stops
$537Alaska Airlines
Find Deal
Sun, Sep 14 - Wed, Sep 17

United Airlines flights from Monterrey to Seattle

Our best United Airlines deals on Monterrey to Seattle flight tickets
United Airlines
Sep 10
MTY7:35 amMonterrey Gen Mariano Escobedo
15h 40m
2 stops
SEA10:15 pmSeattle/Tacoma Intl
Sep 16
SEA5:14 pmSeattle/Tacoma Intl
14h 23m
2 stops
MTY8:37 amMonterrey Gen Mariano Escobedo
$338
Find similar
United Airlines
Sep 9
MTY12:10 pmMonterrey Gen Mariano Escobedo
11h 42m
1 stop
SEA10:52 pmSeattle/Tacoma Intl
Sep 16
SEA11:58 pmSeattle/Tacoma Intl
14h 04m
1 stop
MTY3:02 pmMonterrey Gen Mariano Escobedo
$339
Find similar
United Airlines
Nov 12
MTY8:50 amMonterrey Gen Mariano Escobedo
11h 20m
2 stops
SEA6:10 pmSeattle/Tacoma Intl
Nov 17
SEA7:28 pmSeattle/Tacoma Intl
14h 23m
2 stops
MTY11:51 amMonterrey Gen Mariano Escobedo
$340
Find similar

Alaska Airlines flights from Monterrey to Seattle

Our best Alaska Airlines deals on Monterrey to Seattle flight tickets
Alaska Airlines
Sep 9
MTY3:50 pmMonterrey Gen Mariano Escobedo
18h 04m
1 stop
SEA8:54 amSeattle/Tacoma Intl
Sep 16
SEA11:15 pmSeattle/Tacoma Intl
14h 45m
2 stops
MTY3:00 pmMonterrey Gen Mariano Escobedo
$341
Find similar
Alaska Airlines
Sep 14
MTY3:50 pmMonterrey Gen Mariano Escobedo
24h 45m
2 stops
SEA3:35 pmSeattle/Tacoma Intl
Sep 17
SEA5:20 amSeattle/Tacoma Intl
32h 40m
2 stops
MTY3:00 pmMonterrey Gen Mariano Escobedo
$537
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 20, 2025.
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

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Fri 10/3

5:47 am-8:00 pm

1 stop15h 13m

Seattle/Tacoma Intl

Fri 10/10

9:30 am-9:15 pm

1 stop10h 45m

$332

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Fri 10/10

5:47 am-8:00 pm

1 stop15h 13m

Seattle/Tacoma Intl

Sun 10/19

9:25 pm-5:10 pm

2 stops18h 45m

$333

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Wed 9/10

7:35 am-10:15 pm

2 stops15h 40m

Seattle/Tacoma Intl

Tue 9/16

5:14 pm-8:37 am

2 stops14h 23m

$338

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 9/9

12:10 pm-10:52 pm

1 stop11h 42m

Seattle/Tacoma Intl

Tue 9/16

11:58 pm-3:02 pm

1 stop14h 04m

$339

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 9/9

3:50 pm-8:54 am

1 stop18h 04m

Seattle/Tacoma Intl

Tue 9/16

11:15 pm-3:00 pm

2 stops14h 45m

$341

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Thu 10/16

6:55 am-6:37 pm

2 stops12h 42m

Seattle/Tacoma Intl

Tue 10/21

7:10 am-9:15 pm

2 stops13h 05m

$400

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Wed 11/19

7:06 am-8:00 pm

1 stop14h 54m

Seattle/Tacoma Intl

Mon 12/1

7:20 am-11:08 pm

2 stops13h 48m

$457

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Wed 11/12

5:39 am-1:10 pm

1 stop9h 31m

Seattle/Tacoma Intl

Sun 11/16

12:59 am-2:28 pm

1 stop11h 29m

$480

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Sat 12/20

3:25 pm-12:57 am

1 stop11h 32m

Seattle/Tacoma Intl

Fri 12/26

1:37 am-10:08 am

1 stop6h 31m

$509

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Sun 9/14

3:50 pm-3:35 pm

2 stops24h 45m

Seattle/Tacoma Intl

Wed 9/17

5:20 am-3:00 pm

2 stops32h 40m

$537

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Monterrey to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from Monterrey to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $308. If you don’t want to visit Seattle in January, then you should wait until February to fly from Monterrey, when ticket prices are also cheap, with an average price of $340.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Monterrey is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $559. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Monterrey because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $713.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Monterrey at noon is the least expensive time of day to depart. momondo users have found prices as low as $573 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $596. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Monterrey when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $437 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Monterrey for as low as $383 on momondo.

How have Monterrey to Seattle flight prices changed over time?

As of August 2025, prices for Monterrey to Seattle flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Monterrey to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Monterrey to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Monterrey to Seattle (MTY to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Monterrey to Seattle

Direct flights

None
There are no direct flights from Monterrey to Seattle. There are no popular flight routes from Monterrey to Seattle.
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  • How far is Monterrey Gen Mariano Escobedo to Seattle/Tacoma Intl by plane?

    Monterrey Gen Mariano Escobedo and Seattle/Tacoma Intl are 1930.6 mi apart from one another. A reasonable flight in good conditions will take 8h 21m.

  • When did momondo last update prices for flights from Monterrey Gen Mariano Escobedo Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Monterrey Gen Mariano Escobedo Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Monterrey Gen Mariano Escobedo Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Monterrey Gen Mariano Escobedo Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Monterrey Gen Mariano Escobedo Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Monterrey to Seattle?

Best airlines flying from Monterrey to Seattle

Compare and see reviews for airlines that fly from Monterrey to Seattle with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $227Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
AeromexicoPriceFrom $328Free CancellationRating
7.5
1,718 reviews
Search Aeromexico flights
Alaska AirlinesPriceFrom $333Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
DeltaPriceFrom $334Free CancellationRating
7.9
7,982 reviews
Search Delta flights
American AirlinesPriceFrom $356Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Renton
Kent
Lynnwood
Federal Way
Marysville
Puyallup
Tukwila
Kirkland
Lakewood
Centralia
Cle Elum
Shoreline
Fife
Redmond
Westport

Why use momondo?

Why should I use momondo to find a flight deal from Monterrey to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Monterrey to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Monterrey to Seattle with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seattle from Monterrey with this policy.

How can momondo help me find flights from Monterrey to Seattle?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Monterrey.

I’m not ready to book a flight from Monterrey to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from Monterrey are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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