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$89+ Cheap flights from Calgary (YYC) 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — SEA
nov. 15 — nov. 221
sam. 11/15
sam. 11/22
1 adult, Economy
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Cheapflights Tip: The best prices from Calgary to Seattle/Tacoma Intl are usually found in March or July, booked 56 days in advance, depart on a Friday or Sunday and return on a Friday

Find flight deals from Calgary to Seattle

Cheapest flights from Calgary to Seattle
Explore the most affordable flight options available from Calgary to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octobre 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/14. 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.
lun. 10/207:35 pmYYC - SEA
Nonstop1h 54mWestJet
lun. 11/311:55 amSEA - YYC
1 stop4h 25mWestJet
Deal found 10/14$150
This Kiwi.com deal was found by Cheapflights users on 10/14. 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.
lun. 10/207:35 pmYYC - SEA
Nonstop1h 54mWestJet
ven. 10/313:10 pmSEA - YYC
Nonstop1h 40mWestJet
Deal found 10/14$152
This Kiwi.com deal was found by Cheapflights users on 10/16. 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. 11/201:25 pmYYC - SEA
Nonstop1h 55mWestJet
dim. 11/233:10 pmSEA - YYC
Nonstop1h 40mWestJet
Deal found 10/16$154
This SmartFares deal was found by Cheapflights users on 10/16. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 11/207:00 pmYYC - SEA
Nonstop1h 50mAlaska Airlines
dim. 11/238:12 amSEA - YYC
Nonstop1h 38mAlaska Airlines
Deal found 10/16$159
This Air Canada deal was found by Cheapflights users on 10/14. 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.
lun. 10/206:00 pmYYC - SEA
1 stop5h 31mAir Canada
sam. 10/2510:00 amSEA - YYC
1 stop5h 52mAir Canada
Deal found 10/14$160
This Flightnetwork deal was found by Cheapflights users on 10/15. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 11/291:10 pmYYC - SEA
2 stops9h 56mAir Canada
sam. 12/63:40 pmSEA - YYC
1 stop6h 04mAir Canada
Deal found 10/15$166
This Air Canada deal was found by Cheapflights users on 10/14. 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.
lun. 10/206:00 pmYYC - SEA
1 stop5h 31mAir Canada
mer. 11/53:40 pmSEA - YYC
1 stop4h 19mAir Canada
Deal found 10/14$168
This Air Canada deal was found by Cheapflights users on 10/14. 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.
lun. 10/203:50 pmYYC - SEA
2 stops7h 41mAir Canada
sam. 11/110:05 amSEA - YYC
1 stop4h 34mAir Canada
Deal found 10/14$173

Cheap flight deals from Calgary to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) 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 octobre 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$154
(Kiwi.com)

One-way from

$89
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$203

Good round-trip deal

$190 or less

Good one-way deal

$198 or less
Provider with most accurate pricing for Calgary-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Calgary-Seattle/Tacoma Intl flights.
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From Calgary to Seattle/Tacoma Intl
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One-way flight from Calgary to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Calgary to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Calgary to Seattle/Tacoma Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Calgary 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 octobre 16, 2025.
Use the filters below to find and compare flights from Calgary to Seattle that are best for you.

Fly from

Calgary

Fly to

Seattle

Route

Depart

Return

Price

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

jeu. 11/20

1:25 pm-2:20 pm

Nonstop1h 55m

Seattle/Tacoma Intl

dim. 11/23

3:10 pm-5:50 pm

Nonstop1h 40m

$163

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

mar. 11/4

3:30 pm-8:51 pm

1 stop6h 21m

Seattle/Tacoma Intl

mer. 11/19

5:00 am-2:21 pm

1 stop8h 21m

$191

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

ven. 11/14

7:50 am-10:22 am

1 stop3h 32m

Seattle/Tacoma Intl

lun. 11/17

11:55 am-6:20 pm

1 stop5h 25m

$192

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

mer. 11/5

7:00 pm-7:50 pm

Nonstop1h 50m

Seattle/Tacoma Intl

dim. 11/23

8:12 am-10:50 am

Nonstop1h 38m

$198

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

ven. 11/14

7:50 am-10:22 am

1 stop3h 32m

Seattle/Tacoma Intl

sam. 11/15

11:55 am-6:20 pm

1 stop5h 25m

$199

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

jeu. 11/20

1:10 pm-10:06 pm

2 stops9h 56m

Seattle/Tacoma Intl

dim. 11/23

5:50 am-7:44 pm

1 stop12h 54m

$200

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

mer. 11/12

6:15 am-11:44 pm

2 stops18h 29m

Seattle/Tacoma Intl

mer. 11/19

5:00 am-2:21 pm

1 stop8h 21m

$200

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

sam. 11/15

2:13 pm-11:44 pm

2 stops10h 31m

Seattle/Tacoma Intl

dim. 12/7

3:40 pm-10:44 pm

1 stop6h 04m

$208

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

sam. 11/22

1:25 pm-2:40 pm

Nonstop2h 15m

Seattle/Tacoma Intl

sam. 12/6

11:55 am-5:20 pm

1 stop4h 25m

$209

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

dim. 11/9

6:00 am-9:31 am

1 stop4h 31m

Seattle/Tacoma Intl

dim. 12/7

3:40 pm-10:44 pm

1 stop6h 04m

$210

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 22 results
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Compare providers for flights from Calgary 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 Calgary to Seattle in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
MytripPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*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 Calgary-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Calgary-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Calgary-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Calgary-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 Calgary-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 Calgary to Seattle

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

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

Use this chart to determine the optimal time to book a round-trip flight from Calgary to Seattle. Price data was last updated on October 10, 2025.

The price you pay for your flight from Calgary to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Calgary to Seattle (average of $108). Flying from Calgary to Seattle in December is currently the most expensive (average of $190). 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 YYC to SEA?

Find hourly flight availability from Calgary 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 octobre 16, 2025.

When flying from Calgary to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 80% versus a flight at noon.

What is the cheapest day to fly from Calgary to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Calgary to Seattle. Price data was last updated on October 12, 2025.

Travelers seeking maximum savings on their Calgary to Seattle flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

The best insider tips for Calgary to Seattle flights

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.
Cheapflights partnered with top experts to bring you the best recommendations for your Calgary to Seattle trip
Airports
YYC

For a quick transit at YYC, use the LINK shuttle between terminals. It's fast, free, and wheelchair accessible.

Read more about YYCby Jenna Scatena
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
Jenna Scatena

Jenna Scatena

Expert on YYC

Jenna Scatena

Jenna Scatena

Journalist and Travel Writer, Jenna Scatena is an award-winning travel writer with a love for sharing stories and exploring new places, especially by Vespa. Though she's from San Francisco, she has spent a significant chunk of her vacation days over the last decade eating her way through Texas and sleeping in hotels around the world—especially in California, the Middle East, and Europe.

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

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 octobre 16, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and WestJet from Calgary 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.
Alaska Airlines
8.0
Very good
11,096 reviews

Entertainment

7.0

Overall

8.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
11,096 reviews
Alaska Airlines
8.0
Very good
11,096 reviews

Entertainment

7.0

Overall

8.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
11,096 reviews

Entertainment

7.0

Overall

8.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
WestJet
7.2
Good
3,126 reviews
Alaska Airlines
8.0
Very good
11,096 reviews

Entertainment

7.0

Overall

8.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Air Canada
7.1
Good
10,304 reviews
Alaska Airlines
8.0
Very good
11,096 reviews

Entertainment

7.0

Overall

8.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from Calgary 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 Calgary to Seattle?

    Booking a flight from Calgary (YYC) to Seattle/Tacoma Intl (SEA) is your only option if you wish to fly from Calgary to Seattle. On a typical day, there are 9 flights from Calgary to Seattle/Tacoma Intl, all of which are around 1h 47m for a nonstop flight. You can also purchase a plane ticket from 4 airlines when you book a flight from Calgary to Seattle.

  • How popular is this Calgary to Seattle flight route?

    Flights from Calgary to Seattle/Tacoma Intl have been viewed 57 times in the past calendar month.

  • How long is the flight from Calgary to Seattle?

    A quick flight from Calgary to Seattle can take about 1h 50m. WestJet provides one of the quickest options available for as low as $198. The distance from Calgary to Seattle is about 451 mi. This flight may include one or multiple stops.

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

    According to our current data, Air Canada ($88), WestJet ($131), and Alaska Airlines ($190) offers the cheapest pricing from Calgary to Seattle. Air Canada is priced at 61% lower than the current average price of a flight leaving 3 months from now.

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

    $94 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and Alaska Airlines, with prices starting from $102 and $106, respectively.

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

    The top 3 most reliable airlines when flying from Calgary to Seattle are Singapore Airlines (97%), American Airlines (93%) and Emirates (90%).

  • What are the cheapest flights from Calgary to Seattle?

    The cheapest flight price from Calgary to Seattle is $90. On average you can expect to pay $713. The most popular route, (Calgary - Seattle/Tacoma Intl), can usually be booked for $156.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Calgary to Seattle (average of $108). Flying from Calgary to Seattle in December is currently the most expensive (average of $190). 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
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Lacey
Olympia
Kent
Federal Way
Cle Elum
Marysville
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Calgary to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Edmonton to Seattle flights
Calgary to Portland flights
Calgary to Spokane flights
Edmonton to Portland flights

Top 4 airlines flying from Calgary to Seattle

Discover the top 4 airlines that operate flights from Calgary 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 octobre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$88Average$243FlexibilityNo cancel feeOn-time67%
WestJetCheapest$131Average$225FlexibilityNo cancel feeOn-time60%
Alaska AirlinesCheapest$190Average$343FlexibilityNo cancel feeOn-time75%
DeltaCheapest$231Average$397FlexibilityNo cancel feeOn-timeN/A

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