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Cheap flights from Seattle to Mexico from C$ 177

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MEX
3 Aug — 10 Aug1
1 adult

Cheap flight deals from Seattle to Mexico

Keep the following information in mind while searching for Seattle to Mexico flight deals. Data was last updated 29 July 2025.

Round-trip from

C$ 403

One-way from

C$ 177

Popular in

December

Cheapest in

October

Average price

C$ 702
Delta
  • Delta
  • 9/8-16/8
  • Nonstop
  • 8h 45m total
  • Seattle to Mexico
Search Deals
Aeromexico
  • Aeromexico
  • 10/9
  • 2 total stops
  • 12h 25m total
  • Seattle to Mexico
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Seattle to Mexico

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

Sat 9/89:30 a.m.SEA - SJD
Nonstop4h 24mDelta
Sat 16/83:15 p.m.SJD - SEA
Nonstop4h 21mDelta
Deal found 28/7C$ 403
Tue 12/86:45 a.m.SEA - SJD
1 stop6h 42mUnited Airlines
Fri 15/83:45 p.m.SJD - SEA
1 stop9h 14mUnited Airlines
Deal found 27/7C$ 424
Fri 26/99:30 a.m.SEA - PVR
1 stop13h 10mDelta
Wed 1/106:05 a.m.PVR - SEA
1 stop14h 55mDelta
Deal found 28/7C$ 438
Wed 19/1110:43 a.m.SEA - SJD
Nonstop4h 28mHawaiian Airlines
Wed 26/113:35 p.m.SJD - SEA
Nonstop4h 43mHawaiian Airlines
Deal found 28/7C$ 465
Mon 20/107:24 a.m.SEA - CUN
Nonstop5h 46mDelta
Sat 25/1011:15 a.m.CUN - SEA
1 stop10h 45mDelta
Deal found 28/7C$ 466
Sun 5/105:21 a.m.SEA - SJD
2 stops10h 04mAlaska Airlines
Tue 7/1012:02 p.m.SJD - SEA
Nonstop4h 30mAlaska Airlines
Deal found 27/7C$ 477
Thu 14/85:10 a.m.SEA - PVR
1 stop9h 45mUnited Airlines
Mon 18/82:56 p.m.PVR - SEA
2 stops11h 03mUnited Airlines
Deal found 28/7C$ 498
Sat 30/810:45 p.m.SEA - SJD
1 stop12h 05mSouthwest
Sat 6/912:15 p.m.SJD - SEA
2 stops9h 35mSouthwest
Deal found 26/7C$ 505
Sat 27/92:51 p.m.SEA - CUN
2 stops22h 09mAlaska Airlines
Sat 4/104:10 p.m.CUN - SEA
Nonstop6h 33mAlaska Airlines
Deal found 29/7C$ 519
Tue 7/109:50 a.m.SEA - PVR
Nonstop4h 46mHawaiian Airlines
Tue 14/104:46 p.m.PVR - SEA
Nonstop5h 08mHawaiian Airlines
Deal found 29/7C$ 527
Wed 8/109:50 a.m.SEA - PVR
Nonstop4h 46mAlaska Airlines
Wed 15/103:23 p.m.PVR - SEA
1 stop7h 52mAlaska Airlines
Deal found 29/7C$ 539
Fri 17/105:22 a.m.SEA - CUN
1 stop7h 37mAmerican Airlines
Sat 25/103:05 p.m.CUN - SEA
1 stop10h 30mAmerican Airlines
Deal found 28/7C$ 553

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Mexico 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 629,999 searches. Data last updated 29 July 2025.
Use the filters below to find and compare flights from Seattle to Mexico that are best for you.

Fly from

Seattle

Fly to

Mexico

Route

Depart

Return

Price

SeattleSan José del Cabo

SEA - SJD

SEASJD

Seattle/Tacoma Intl

Sat 9/8

9:30 a.m.-1:54 p.m.

Nonstop4h 24m

San José del Cabo Los Cabos

Sat 16/8

3:15 p.m.-7:36 p.m.

Nonstop4h 21m

C$ 403

SeattleSan José del Cabo

SEA - SJD

SEASJD

Seattle/Tacoma Intl

Tue 12/8

5:15 p.m.-8:48 a.m.

1 stop15h 33m

San José del Cabo Los Cabos

Tue 19/8

12:30 p.m.-10:15 p.m.

1 stop9h 45m

C$ 424

SeattlePuerto Vallarta

SEA - PVR

SEAPVR

Seattle/Tacoma Intl

Fri 26/9

9:30 a.m.-11:40 p.m.

1 stop13h 10m

Puerto Vallarta Ordaz

Wed 1/10

6:05 a.m.-8:00 p.m.

1 stop14h 55m

C$ 438

SeattleSan José del Cabo

SEA - SJD

SEASJD

Seattle/Tacoma Intl

Wed 19/11

10:43 a.m.-4:11 p.m.

Nonstop4h 28m

San José del Cabo Los Cabos

Wed 26/11

3:35 p.m.-7:18 p.m.

Nonstop4h 43m

C$ 465

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Mon 20/10

7:24 a.m.-3:10 p.m.

Nonstop5h 46m

Cancun

Sat 25/10

4:10 p.m.-8:45 p.m.

Nonstop6h 35m

C$ 466

SeattleSan José del Cabo

SEA - SJD

SEASJD

Seattle/Tacoma Intl

Sun 5/10

5:21 a.m.-3:25 p.m.

2 stops10h 04m

San José del Cabo Los Cabos

Tue 7/10

12:02 p.m.-4:32 p.m.

Nonstop4h 30m

C$ 477

SeattlePuerto Vallarta

SEA - PVR

SEAPVR

Seattle/Tacoma Intl

Thu 14/8

5:10 a.m.-3:55 p.m.

1 stop9h 45m

Puerto Vallarta Ordaz

Mon 18/8

2:56 p.m.-12:59 a.m.

2 stops11h 03m

C$ 498

SeattleSan José del Cabo

SEA - SJD

SEASJD

Seattle/Tacoma Intl

Sat 30/8

10:45 p.m.-10:50 a.m.

1 stop12h 05m

San José del Cabo Los Cabos

Sat 6/9

12:15 p.m.-9:50 p.m.

2 stops9h 35m

C$ 505

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sat 27/9

2:51 p.m.-3:00 p.m.

2 stops22h 09m

Cancun

Sat 4/10

4:10 p.m.-8:43 p.m.

Nonstop6h 33m

C$ 519

SeattlePuerto Vallarta

SEA - PVR

SEAPVR

Seattle/Tacoma Intl

Tue 7/10

9:50 a.m.-3:36 p.m.

Nonstop4h 46m

Puerto Vallarta Ordaz

Tue 14/10

4:46 p.m.-8:54 p.m.

Nonstop5h 08m

C$ 527

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/7

Showing 1-10 of 38 results
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Best time to book a flight from Seattle to Mexico

Have a flexible travel schedule? Discover the best time to fly to Mexico 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 Mexico

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

Currently, April is the cheapest month in which you can book a flight from Seattle to Mexico (average of C$ 437). Flying from Seattle to Mexico in December is currently the most expensive (average of C$ 820). 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 MX?

Find hourly flight availability from Seattle to Mexico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 July 2025.

When flying from Seattle to Mexico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Seattle to Mexico

Explore weekly flight availability from Seattle to Mexico. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 July 2025.

The most flights from SEA to MX0 are scheduled on a Monday (6 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Mexico

Get insights into the airlines that provide service to Mexico. 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 Mexico. Reviews last updated 29 July 2025.
Get a feel of what it's like to fly with Alaska Airlines,Southwest, andDelta from Seattle to Mexico by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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 Mexico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Mexico?

    If you book a flight to Mexico from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 18.4 km from the centre of Seattle.

  • How popular is this Seattle to Mexico flight route?

    Flights from Seattle/Tacoma Intl to Mexico have been viewed 12 times in the past calendar month.

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

    The cheapest airlines for a one-way flight from Seattle to Mexico are Aeromexico (C$ 177), Delta (C$ 177), and United Airlines (C$ 182).

  • What are the most popular routes from Seattle to Mexico?

    While some choose either Seattle/Tacoma Intl - Puerto Vallarta Ordaz or Seattle/Tacoma Intl - San José del Cabo Los Cabos, Seattle/Tacoma Intl - Cancun is the most popular route from Seattle to Mexico.

  • What are the most reliable airlines from Seattle to Mexico?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seattle to Mexico on time: Aeromexico (93%), Delta (93%), Virgin Atlantic (93%).

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Seattle to Mexico (average of C$ 437). Flying from Seattle to Mexico in December is currently the most expensive (average of C$ 820). 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

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Top 4 airlines flying from Seattle to Mexico

Discover the top 4 airlines that operate flights from Seattle to Mexico. 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 629,999 searches. Data last updated 29 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 253AverageC$ 673FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapestC$ 280AverageC$ 644FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
AeromexicoCheapestC$ 450AverageC$ 736FlexibilityNo cancel feeOn-timeN/A
Search Aeromexico flights
VolarisCheapestC$ 505AverageC$ 554FlexibilityNo cancel feeOn-time79%
Search Volaris flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Seattle to Mexico?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Mexico from Seattle today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Seattle to Mexico?

Cheapflights simply makes it quick and affordable to book flights from Seattle to Mexico by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Seattle to Mexico with no change fees?

Need flexible booking options for your flight to Mexico from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Mexico become cheaper?

Of course! You can now track prices for flights from Seattle to Mexico and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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