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$92+ 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — SEA
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
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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3. Compare prices and book

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Cheapflights Tip: The best prices from Calgary to Seattle/Tacoma Intl are usually found in August or September, booked 50 days in advance, depart on a Sunday or Thursday and return on a Friday

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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$141
(FlightHub)

One-way from

$92
(SmartFares)

Popular in

December

Cheapest in

August

Average price

$198

Good round-trip deal

$261 or less

Good one-way deal

$145 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
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Highest demand for flights based on searches. 22% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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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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 April 11, 2025.

This FlightHub deal was found by Cheapflights users on 4/10. 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.
Sun 6/1512:05 pmYYC - SEA
Nonstop1h 53mWestJet
Wed 6/183:39 pmSEA - YYC
1 stop3h 56mWestJet
Deal found 4/10$141
This Flightnetwork deal was found by Cheapflights users on 4/9. 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.
Sat 5/245:55 pmYYC - SEA
1 stop5h 18mAir Canada
Sat 5/315:30 amSEA - YYC
2 stops8h 31mAir Canada
Deal found 4/9$161
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Thu 4/241:30 pmYYC - SEA
1 stop10h 30mUnited Airlines
Sat 4/265:15 amSEA - YYC
1 stop6h 04mUnited Airlines
Deal found 4/10$192
This Alaska Airlines deal was found by Cheapflights users on 4/11. 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.
Thu 5/86:19 pmYYC - SEA
Nonstop1h 46mAlaska Airlines
Mon 7/219:15 pmSEA - YYC
Nonstop1h 35mAlaska Airlines
Deal found 4/11$199
This CheapTickets deal was found by Cheapflights users on 4/9. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2412:05 pmYYC - SEA
Nonstop1h 53mMultiple Airlines
Sat 5/317:56 amSEA - YYC
Nonstop1h 31mMultiple Airlines
Deal found 4/9$204
This CheapTicketsDeal deal was found by Cheapflights users on 4/11. 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 CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/166:22 pmYYC - SEA
Nonstop1h 48mHawaiian Airlines
Mon 5/197:56 amSEA - YYC
Nonstop1h 31mHawaiian Airlines
Deal found 4/11$233
This Delta deal was found by Cheapflights users on 4/11. 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.
Fri 5/94:00 pmYYC - SEA
1 stop5h 50mDelta
Fri 6/277:10 amSEA - YYC
1 stop4h 51mDelta
Deal found 4/11$257

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 April 11, 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

Sun 6/15

12:05 pm-12:58 pm

Nonstop1h 53m

Seattle/Tacoma Intl

Wed 6/18

3:39 pm-8:35 pm

1 stop3h 56m

$141

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sat 5/24

5:55 pm-10:13 pm

1 stop5h 18m

Seattle/Tacoma Intl

Sat 5/31

5:30 am-3:01 pm

2 stops8h 31m

$161

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 4/24

1:30 pm-11:00 pm

1 stop10h 30m

Seattle/Tacoma Intl

Sat 4/26

5:15 am-12:19 pm

1 stop6h 04m

$192

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 5/8

6:19 pm-7:05 pm

Nonstop1h 46m

Seattle/Tacoma Intl

Mon 7/21

9:15 pm-11:50 pm

Nonstop1h 35m

$199

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sat 5/24

12:05 pm-12:58 pm

Nonstop1h 53m

Seattle/Tacoma Intl

Sat 5/31

7:56 am-10:27 am

Nonstop1h 31m

$204

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 5/16

6:22 pm-7:10 pm

Nonstop1h 48m

Seattle/Tacoma Intl

Mon 5/19

7:56 am-10:27 am

Nonstop1h 31m

$233

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 5/9

4:00 pm-8:50 pm

1 stop5h 50m

Seattle/Tacoma Intl

Fri 6/27

7:10 am-1:01 pm

1 stop4h 51m

$257

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sun 8/17

7:35 pm-8:28 pm

Nonstop1h 53m

$92

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sun 8/17

9:20 am-2:16 pm

2 stops5h 56m

$105

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 4/24

6:19 pm-7:05 pm

Nonstop1h 46m

$116

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 14 results
1
2

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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
SmartFaresPrice Accuracy1 starTrust Score*3 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust 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.

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 check-in 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 for an affordable ride from SEA to downtown Seattle in under 40 minutes, with ample luggage space.

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

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 April 4, 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 50 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, January is the cheapest month in which you can book a flight from Calgary to Seattle (average of $238). Flying from Calgary 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 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 April 11, 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 65% versus a flight in the morning.

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 March 30, 2025.

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

Weekly flight availability from Calgary to Seattle

Explore weekly flight availability from Calgary 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 April 11, 2025.

The most flights from YYC to SEA are scheduled on a Tuesday (6 on average). You will have fewer flight options on Monday, 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 April 11, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and Hawaiian Airlines from Calgary to Seattle by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,851 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,911 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,365 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,636 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 4 flights from Calgary to Seattle/Tacoma Intl, all of which are around 1h 46m 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 22 times in the past calendar month.

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

    According to our current data, WestJet ($141), Air Canada ($161), and United Airlines ($192) offers the cheapest pricing from Calgary to Seattle. WestJet is priced at 36% 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?

    $92 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 $105 and $116, respectively.

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

    The top 3 most reliable airlines when flying from Calgary to Seattle are Alaska Airlines (67%), Horizon Air (67%) and Hawaiian Airlines (67%).

  • What are the cheapest flights from Calgary to Seattle?

    The cheapest flight price from Calgary to Seattle is $94. On average you can expect to pay $434. The most popular route, (Calgary - Seattle/Tacoma Intl), can usually be booked for $151.

  • 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, January is the cheapest month in which you can book a flight from Calgary to Seattle (average of $238). Flying from Calgary 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 Calgary?

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

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 Spokane flights
Calgary to Portland 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$100Average$234FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$111Average$216FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$128Average$262FlexibilityNo cancel feeOn-time67%
Alaska AirlinesCheapest$140Average$300FlexibilityNo cancel feeOn-time75%

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