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Cheap flights from Monterrey to Seattle from $198

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 10/29. 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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Volaris Logo
8:15 am - 8:00 pmMTY-SEA
13h 45m1 stop
Volaris Logo
10:00 pm - 11:57 amSEA-MTY
12h 57m1 stop
$321Volaris
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Sat, Mar 7 - Sat, Mar 14
United Airlines Logo
12:10 pm - 11:10 pmMTY-SEA
12h 00m2 stops
United Airlines Logo
2:40 pm - 3:20 pmSEA-MTY
23h 40m1 stop
$333United Airlines
Find Deal
Mon, Oct 27 - Thu, Oct 30
Multiple Airlines Logo
5:00 pm - 9:47 amMTY-SEA
18h 47m1 stop
Multiple Airlines Logo
8:14 pm - 6:15 pmSEA-MTY
20h 01m1 stop
$395Multiple Airlines
Find Deal
Fri, Nov 28 - Fri, Dec 5
Multiple Airlines Logo
11:00 am - 10:30 pmMTY-SEA
13h 30m1 stop
Multiple Airlines Logo
9:17 am - 4:00 pmSEA-MTY
28h 43m1 stop
$396Multiple Airlines
Find Deal
Thu, Dec 4 - Fri, Dec 5
American Airlines Logo
5:45 am - 2:46 pmMTY-SEA
10h 01m1 stop
American Airlines Logo
11:59 pm - 2:28 pmSEA-MTY
12h 29m1 stop
$414American Airlines
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Tue, Oct 28 - Mon, Dec 1
Delta Logo
8:06 am - 7:55 pmMTY-SEA
13h 49m1 stop
Delta Logo
5:59 pm - 9:45 amSEA-MTY
13h 46m2 stops
$471Delta
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Wed, Dec 24 - Fri, Jan 9
Delta Logo
1:10 pm - 8:00 pmMTY-SEA
8h 50m1 stop
Delta Logo
7:20 am - 8:47 pmSEA-MTY
11h 27m2 stops
$472Delta
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Tue, Mar 3 - Fri, Mar 6
Aeromexico Logo
8:35 am - 8:00 pmMTY-SEA
13h 25m1 stop
Aeromexico Logo
9:30 am - 8:47 pmSEA-MTY
9h 17m1 stop
$475Aeromexico
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Tue, Mar 3 - Fri, Mar 6
American Airlines Logo
2:00 pm - 9:16 amMTY-SEA
21h 16m1 stop
American Airlines Logo
12:31 am - 2:23 pmSEA-MTY
11h 52m1 stop
$486American Airlines
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Thu, Nov 27 - Wed, Dec 3
Aeromexico Logo
8:06 am - 11:25 pmMTY-SEA
17h 19m2 stops
Aeromexico Logo
11:25 am - 8:50 amSEA-MTY
19h 25m2 stops
$546Aeromexico
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Wed, Dec 24 - Thu, Jan 8

United Airlines flights from Monterrey to Seattle

Our best United Airlines deals on Monterrey to Seattle flight tickets
United Airlines
Oct 27
MTY12:10 pmMonterrey Gen Mariano Escobedo
12h 00m
2 stops
SEA11:10 pmSeattle/Tacoma Intl
Oct 30
SEA2:40 pmSeattle/Tacoma Intl
23h 40m
1 stop
MTY3:20 pmMonterrey Gen Mariano Escobedo
$333
Find similar
United Airlines
Oct 26
MTY5:00 amMonterrey Gen Mariano Escobedo
20h 59m
1 stop
SEA12:59 amSeattle/Tacoma Intl
Oct 30
SEA5:20 pmSeattle/Tacoma Intl
16h 31m
2 stops
MTY10:51 amMonterrey Gen Mariano Escobedo
$355
Find similar
United Airlines
Oct 27
MTY12:35 pmMonterrey Gen Mariano Escobedo
24h 08m
1 stop
SEA11:43 amSeattle/Tacoma Intl
Oct 30
SEA7:10 amSeattle/Tacoma Intl
9h 01m
1 stop
MTY5:11 pmMonterrey Gen Mariano Escobedo
$360
Find similar

American Airlines flights from Monterrey to Seattle

Our best American Airlines deals on Monterrey to Seattle flight tickets
American Airlines
Oct 28
MTY5:45 amMonterrey Gen Mariano Escobedo
10h 01m
1 stop
SEA2:46 pmSeattle/Tacoma Intl
Dec 1
SEA11:59 pmSeattle/Tacoma Intl
12h 29m
1 stop
MTY2:28 pmMonterrey Gen Mariano Escobedo
$414
Find similar
American Airlines
Nov 27
MTY2:00 pmMonterrey Gen Mariano Escobedo
21h 16m
1 stop
SEA9:16 amSeattle/Tacoma Intl
Dec 3
SEA12:31 amSeattle/Tacoma Intl
11h 52m
1 stop
MTY2:23 pmMonterrey Gen Mariano Escobedo
$486
Find similar
American Airlines
Oct 28
MTY9:35 amMonterrey Gen Mariano Escobedo
8h 19m
1 stop
SEA4:54 pmSeattle/Tacoma Intl
Nov 30
SEA12:59 amSeattle/Tacoma Intl
7h 39m
1 stop
MTY10:38 amMonterrey Gen Mariano Escobedo
$507
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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 October 14, 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

Sat 3/7

8:15 am-8:00 pm

1 stop13h 45m

Seattle/Tacoma Intl

Sat 3/14

10:00 pm-11:57 am

1 stop12h 57m

$321

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Mon 10/27

12:10 pm-11:10 pm

2 stops12h 00m

Seattle/Tacoma Intl

Thu 10/30

2:40 pm-3:20 pm

1 stop23h 40m

$333

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Fri 11/28

5:00 pm-9:47 am

1 stop18h 47m

Seattle/Tacoma Intl

Fri 12/5

8:14 pm-6:15 pm

1 stop20h 01m

$395

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Thu 12/4

11:00 am-10:30 pm

1 stop13h 30m

Seattle/Tacoma Intl

Fri 12/5

9:17 am-4:00 pm

1 stop28h 43m

$396

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 10/28

5:45 am-2:46 pm

1 stop10h 01m

Seattle/Tacoma Intl

Mon 12/1

11:59 pm-2:28 pm

1 stop12h 29m

$414

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Wed 12/24

8:06 am-7:55 pm

1 stop13h 49m

Seattle/Tacoma Intl

Fri 1/9

5:59 pm-9:45 am

2 stops13h 46m

$471

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 3/3

1:10 pm-8:00 pm

1 stop8h 50m

Seattle/Tacoma Intl

Fri 3/6

7:20 am-8:47 pm

2 stops11h 27m

$472

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Tue 3/3

8:35 am-8:00 pm

1 stop13h 25m

Seattle/Tacoma Intl

Fri 3/6

9:30 am-8:47 pm

1 stop9h 17m

$475

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Thu 11/27

2:00 pm-9:16 am

1 stop21h 16m

Seattle/Tacoma Intl

Wed 12/3

12:31 am-2:23 pm

1 stop11h 52m

$486

MonterreySeattle

MTY - SEA

MTYSEA

Monterrey Gen Mariano Escobedo

Wed 12/24

8:06 am-11:25 pm

2 stops17h 19m

Seattle/Tacoma Intl

Thu 1/8

11:25 am-8:50 am

2 stops19h 25m

$546

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 typical price of a round-trip flight between Monterrey and Seattle?

What is the cheapest month to fly to Seattle?

In general, February 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 $340. If you don’t want to visit Seattle in February, then you should wait until April to fly from Monterrey, when ticket prices are also cheap, with an average price of $378.

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 $426 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 $359 on momondo.

How have Monterrey to Seattle flight prices changed over time?

As of October 2025, prices for Monterrey to Seattle flights are approximately 6% more expensive 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 7h 35m.

  • 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
8,975 reviews
Search United Airlines flights
AeromexicoPriceFrom $328Free CancellationRating
7.4
1,684 reviews
Search Aeromexico flights
Alaska AirlinesPriceFrom $333Free CancellationRating
8.0
11,074 reviews
Search Alaska Airlines flights
DeltaPriceFrom $334Free CancellationRating
7.9
7,972 reviews
Search Delta flights
American AirlinesPriceFrom $356Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights

Traveling to a place near Seattle?

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