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$203+ Cheap flights from Cancún (CUN) 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — SEA
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap flight deals from Cancún to Seattle

Cheapest flights from Cancún to Seattle
Explore the most affordable flight options available from Cancún to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This Air Canada deal was found by Cheapflights users on 7/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:50 am
CUN
-
SEA
1 stop12h 14m
Air Canada
Tue 10/610:30 am
SEA
-
CUN
2 stops24h 00m
Air Canada
Deal found 7/19$433
This Air Canada deal was found by Cheapflights users on 7/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:00 am
CUN
-
SEA
2 stops14h 42m
Air Canada
Sat 10/3110:10 am
SEA
-
CUN
1 stop17h 50m
Air Canada
Deal found 7/20$448
This Air Canada deal was found by Cheapflights users on 7/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:20 pm
CUN
-
SEA
1 stop27h 12m
Air Canada
Fri 10/237:20 pm
SEA
-
CUN
1 stop19h 00m
Air Canada
Deal found 7/19$460
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Thu 8/2012:49 pm
CUN
-
SEA
1 stop9h 10m
Multiple Airlines
Sat 8/297:06 pm
SEA
-
CUN
2 stops26h 52m
Multiple Airlines
Deal found 7/18$461
This Kiwi.com deal was found by Cheapflights users on 7/19. 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.
Wed 9/212:49 pm
CUN
-
SEA
1 stop9h 10m
Multiple Airlines
Wed 9/99:16 pm
SEA
-
CUN
2 stops41h 29m
Multiple Airlines
Deal found 7/19$466

Find flight deals from Cancún to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Cancún (CUN) 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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$433
(Air Canada)

One-way from

$203
(Super.com)

Popular in

March

Cheapest in

April

Average price

$535

Good round-trip deal

$595 or less

Good one-way deal

$356 or less
Provider with most accurate pricing for Cancun-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Cancun-Seattle/Tacoma Intl flights.
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From Cancun to Seattle/Tacoma Intl
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One-way flight from Cancun to Seattle/Tacoma Intl
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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Price to beat on a round-trip flight from Cancun to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Cancun to Seattle/Tacoma Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Cancún 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 July 23, 2026.
Use the filters below to find and compare flights from Cancún to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

Tue 9/22

1:20 pm-6:32 pm

2 stops31h 12m

Seattle/Tacoma Intl

Tue 10/6

10:30 am-12:30 pm

2 stops24h 00m

$439

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

Thu 10/1

9:05 pm-2:22 pm

2 stops19h 17m

Seattle/Tacoma Intl

Fri 10/23

3:00 pm-12:15 pm

2 stops19h 15m

$472
Quickest round-trip

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

Thu 8/20

12:49 pm-7:59 pm

1 stop9h 10m

Seattle/Tacoma Intl

Sat 8/29

11:00 pm-3:28 pm

1 stop14h 28m

$484

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

Fri 8/14

3:31 pm-9:04 am

1 stop19h 33m

Seattle/Tacoma Intl

Tue 8/18

7:06 pm-11:58 pm

2 stops26h 52m

$516

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

Thu 9/24

5:20 pm-10:05 am

1 stop18h 45m

Seattle/Tacoma Intl

Sun 9/27

8:00 am-8:10 pm

1 stop10h 10m

$554

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

Fri 8/14

3:31 pm-11:04 am

2 stops21h 33m

Seattle/Tacoma Intl

Tue 8/18

7:06 pm-10:00 am

2 stops36h 54m

$625

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

Wed 8/19

1:40 pm-11:25 pm

2 stops11h 45m

Seattle/Tacoma Intl

Mon 8/24

7:25 pm-1:10 pm

2 stops15h 45m

$639

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

Wed 7/29

2:01 pm-10:33 pm

1 stop10h 32m

Seattle/Tacoma Intl

Sat 8/15

9:30 pm-3:10 pm

2 stops15h 40m

$694
Cheapest one-way

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

Mon 10/19

5:25 am-9:51 am

2 stops30h 26m

$217
Quickest one-way

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

Fri 9/11

4:05 pm-10:55 pm

1 stop8h 50m

$262

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Cancún to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cancún to Seattle in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Cancún-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cancún-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cancún-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cancún-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cancún-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Cancún to Seattle

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

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

Currently, April is the cheapest month in which you can book a flight from Cancún to Seattle (average of $357). Flying from Cancún to Seattle in March is currently the most expensive (average of $588). 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.

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

Airfare is below average for this route at the moment.

Cancún to Seattle flights typically cost between $492 and $609 in September.
The cheapest round-trip price found within the last 5 days was $433 on Air Canada (Sep 22-Oct 6).

The best insider tips for Cancún to Seattle flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Cancún to Seattle trip
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on CUN

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

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 July 23, 2026.
Read reviews from past customers who have flown Delta from Cancún to Seattle. 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.
Delta
7.8
Good
8,479 reviews

Comfort

7.8

Food

7.2

Crew

8.5

Overall

7.8

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.8
Good
8,479 reviews
Delta
7.8
Good
8,479 reviews

Comfort

7.8

Food

7.2

Crew

8.5

Overall

7.8

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Related info for your journey

Find useful and relevant information for your journey from Cancún to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Cancún to Seattle flight route?

    The Cancun to Seattle/Tacoma Intl flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Cancún to Seattle?

    Airlines like Air Canada and Volaris fly from Cancún to Seattle in about 9h 10m. The time it takes to get you to your destination can typically vary by up to 22h 02m. There are 2683 mi between Cancún and Seattle. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Cancún to Seattle round-trip?

    According to our current data, Delta ($332), offers the cheapest pricing from Cancún to Seattle. Users have found that Delta is 34% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $195. However, be on the lookout for offers from Delta and Volaris, as they are both options that can get you from Cancún to Seattle for a low price.

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

    Consider Delta (77%), Korean Air (77%) or Aeromexico (77%) when booking your flight. These represent the most reliable airlines when flying from Cancún to Seattle.

  • What are the cheapest flights from Cancún to Seattle?

    The cheapest flight price from Cancún to Seattle is $194. On average you can expect to pay $510. The most popular route, (Cancun - Seattle/Tacoma Intl), can usually be booked for $444.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Cancún to Seattle (average of $357). Flying from Cancún to Seattle in March is currently the most expensive (average of $588). 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
Tacoma
Renton
Lacey
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Issaquah

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Alternative routes for Cancún to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Cancún to Portland flights

Top airline flying from Cancún to Seattle

Discover the top airline that operate flights from Cancún 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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$332Average$569FlexibilityNo cancel feeOn-timeN/A

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