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$236+ 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — SEA
mars 8 — mars 151
sam. 3/8
sam. 3/15
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
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The best prices from Cancun to Seattle/Tacoma Intl are usually found in November or August, booked 3 days in advance, depart on a Friday or Monday and return on a Tuesday

Cheap 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 mars 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$361
(FlightHub)

One-way from

$236
(Alaska Airlines)

Popular in

December

Cheapest in

November

Average price

$454

Good round-trip deal

$323 or less

Good one-way deal

$323 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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Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Cancun to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Cancun to Seattle/Tacoma Intl.
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Find 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 mars 3, 2025.

This FlightHub deal was found by Cheapflights users on 3/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/1612:16 pmCUN - SEA
2 stops25h 19mSpirit Airlines
mer. 4/3012:30 pmSEA - CUN
2 stops17h 45mSpirit Airlines
Deal found 3/3$361
This United Airlines deal was found by Cheapflights users on 3/2. 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.
ven. 3/2112:00 pmCUN - SEA
1 stop22h 27mUnited Airlines
mar. 3/257:34 pmSEA - CUN
2 stops14h 20mUnited Airlines
Deal found 3/2$388
This Aeromexico deal was found by Cheapflights users on 3/2. 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.
ven. 3/214:10 pmCUN - SEA
Nonstop6h 45mAeromexico
mar. 3/257:10 amSEA - CUN
Nonstop5h 50mAeromexico
Deal found 3/2$414
This Kiwi.com deal was found by Cheapflights users on 3/1. 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.
jeu. 4/1711:05 amCUN - SEA
1 stop11h 10mMultiple Airlines
lun. 4/214:26 pmSEA - CUN
2 stops16h 44mMultiple Airlines
Deal found 3/1$441
This Delta deal was found by Cheapflights users on 3/2. 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.
ven. 3/144:10 pmCUN - SEA
Nonstop6h 45mDelta
ven. 7/117:23 amSEA - CUN
Nonstop5h 49mDelta
Deal found 3/2$456
This American Airlines deal was found by Cheapflights users on 3/2. 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.
ven. 3/212:05 pmCUN - SEA
1 stop11h 21mAmerican Airlines
lun. 3/2412:59 amSEA - CUN
1 stop10h 18mAmerican Airlines
Deal found 3/2$538
This Booking.com deal was found by Cheapflights users on 3/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 6/2511:10 amCUN - SEA
2 stops34h 42mFrontier
mer. 7/26:00 amSEA - CUN
1 stop30h 21mFrontier
Deal found 3/2$540
This Alaska Airlines deal was found by Cheapflights users on 3/3. 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.
mar. 4/89:00 amCUN - SEA
2 stops11h 46mAlaska Airlines
mar. 4/228:15 amSEA - CUN
Nonstop6h 04mAlaska Airlines
Deal found 3/3$569
This eDestinos deal was found by Cheapflights users on 3/1. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 6/158:00 amCUN - SEA
1 stop14h 00mVolaris
ven. 6/2710:00 pmSEA - CUN
1 stop14h 26mVolaris
Deal found 3/1$581
This Cheapflightsfares deal was found by Cheapflights users on 3/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 4/208:15 amCUN - SEA
Nonstop6h 40mHawaiian Airlines
dim. 4/278:15 amSEA - CUN
Nonstop6h 04mHawaiian Airlines
Deal found 3/2$608

Find flights from Cancún to Seattle within your budget

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 mars 3, 2025.

Fly from

Cancún

Fly to

Seattle

Route

Depart

Return

Price

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

mer. 4/16

12:16 pm-11:35 am

2 stops25h 19m

Seattle/Tacoma Intl

mer. 4/30

12:30 pm-8:15 am

2 stops17h 45m

$361

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

ven. 3/21

12:00 pm-8:27 am

1 stop22h 27m

Seattle/Tacoma Intl

mar. 3/25

7:10 pm-1:18 pm

1 stop16h 08m

$388

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

ven. 3/21

4:10 pm-8:55 pm

Nonstop6h 45m

Seattle/Tacoma Intl

mar. 3/25

7:10 am-3:00 pm

Nonstop5h 50m

$414

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

jeu. 4/17

11:05 am-8:15 pm

1 stop11h 10m

Seattle/Tacoma Intl

lun. 4/21

4:26 pm-11:10 am

2 stops16h 44m

$441

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

ven. 3/14

4:10 pm-8:55 pm

Nonstop6h 45m

Seattle/Tacoma Intl

ven. 7/11

7:23 am-3:12 pm

Nonstop5h 49m

$456

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

ven. 3/21

2:05 pm-11:26 pm

1 stop11h 21m

Seattle/Tacoma Intl

lun. 3/24

12:59 am-1:17 pm

1 stop10h 18m

$538

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

mer. 6/25

11:10 am-7:52 pm

2 stops34h 42m

Seattle/Tacoma Intl

mer. 7/2

6:00 am-2:21 pm

1 stop30h 21m

$540

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

mar. 4/8

9:00 am-6:46 pm

2 stops11h 46m

Seattle/Tacoma Intl

mar. 4/22

8:15 am-4:19 pm

Nonstop6h 04m

$569

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

dim. 6/15

8:00 am-8:00 pm

1 stop14h 00m

Seattle/Tacoma Intl

ven. 6/27

10:00 pm-2:26 pm

1 stop14h 26m

$581

CancúnSeattle

CUN - SEA

CUNSEA

Cancun

dim. 4/20

8:15 am-12:55 pm

Nonstop6h 40m

Seattle/Tacoma Intl

dim. 4/27

8:15 am-4:19 pm

Nonstop6h 04m

$608

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Showing 1-10 of 25 results
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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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 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.

The best insider tips for Cancún to Seattle flights

Find out what our experts recommend to make the most of your Cancún to Seattle trip
Airports
CUN

Cancun Airport has four terminals; ensure you know your departure terminal as they are not connected. Shuttle buses run every ten minutes between terminals.

Read more about CUNby Ramsey Qubein
SEA

Use the Link light rail from SEA to downtown Seattle. It's affordable, runs every 10 minutes, and takes less than 40 minutes.

Read more about SEAby Brandon Schultz
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on CUN

Ramsey Qubein

Ramsey Qubein

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

Brandon Schultz

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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.

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.

Travel insights for flights from Cancún to Seattle

Get recent, data-driven insights about flights from Cancún to Seattle including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Cancún to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Cancún to Seattle. Price data was last updated on February 28, 2025.

The best time to book flights from Cancún to Seattle is 3 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Cancún to Seattle (average of $238). Flying from Cancún to Seattle in July is currently the most expensive (average of $411). 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 CUN to SEA?

Find hourly flight availability from Cancún to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated mars 3, 2025.

It’s optimal to fly from Cancún to Seattle at noon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the morning.

Weekly flight availability from Cancún to Seattle

Explore weekly flight availability from Cancún to Seattle. 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 mars 3, 2025.

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

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 mars 3, 2025.
Southwest
8.1
Very good
4,333 reviews

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,333 reviews
Southwest
8.1
Very good
4,333 reviews

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,068 reviews
Southwest
8.1
Very good
4,333 reviews

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Alaska Airlines
8.0
Very good
9,710 reviews
Southwest
8.1
Very good
4,333 reviews

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Hawaiian Airlines
7.9
Good
2,319 reviews
Southwest
8.1
Very good
4,333 reviews

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines
7.4
Good
8,679 reviews
Southwest
8.1
Very good
4,333 reviews

Crew

8.7

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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.

  • What airports do I use to fly from Cancún to Seattle?

    Booking a flight from Cancun (CUN) to Seattle/Tacoma Intl (SEA) is your only option if you wish to fly from Cancún to Seattle. On a typical day, there are 4 flights from Cancun to Seattle/Tacoma Intl, all of which are around 6h 26m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from Cancun to Seattle.

  • How popular is this Cancún to Seattle flight route?

    The Cancun to Seattle/Tacoma Intl flight path was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Cancún to Seattle round-trip?

    According to our current data, Spirit Airlines ($361), United Airlines ($388), and Aeromexico ($414) offers the cheapest pricing from Cancún to Seattle. Users have found that Spirit Airlines is 23% 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 $236. However, be on the lookout for offers from Spirit Airlines 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 Hawaiian Airlines (88%), Alaska Airlines (86%) or Qatar Airways (83%) 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 $225. On average you can expect to pay $709. The most popular route, (Cancun - Seattle/Tacoma Intl), can usually be booked for $383.

  • 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, January is the cheapest month in which you can book a flight from Cancún to Seattle (average of $238). Flying from Cancún to Seattle in July is currently the most expensive (average of $411). 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 Cancún?

Book flights to Cancún if you plan to visit one of these locations
SeaTac
Tukwila
Renton
Lacey
Ocean Shores
Tacoma
Leavenworth
Federal Way
Centralia
Olympia
Cle Elum
Lakewood
Mukilteo
Aberdeen
Issaquah
Shoreline
Lynnwood
Shelton
Silverdale
Redmond

Browse thousands of different options on Cheapflights for your next trip

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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 2 airlines flying from Cancún to Seattle

Discover the top 2 airlines 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 mars 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$272Average$524FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$454Average$587FlexibilityNo cancel feeOn-time75%
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