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$100+ Cheap flights from Alberta 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — SEA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Alberta to Seattle

Cheapest flights from Alberta to Seattle
Explore the most affordable flight options available from Alberta to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Air Canada deal was found by Cheapflights users on 12/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:50 pmYYC - SEA
1 stop3h 56mAir Canada
Fri 1/233:40 pmSEA - YYC
1 stop6h 04mAir Canada
Deal found 12/16$220
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:45 amYYC - SEA
1 stop6h 11mDelta
Fri 1/233:10 pmSEA - YYC
Nonstop1h 40mDelta
Deal found 12/16$317
This Air Canada deal was found by Cheapflights users on 12/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2210:10 amYEG - SEA
2 stops13h 36mAir Canada
Fri 1/25:50 amSEA - YEG
2 stops14h 53mAir Canada
Deal found 12/15$362
This deal was found by Cheapflights users on 12/15. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:50 amYYC - SEA
1 stop3h 32mWestJet
Thu 12/253:10 pmSEA - YYC
Nonstop1h 40mWestJet
Deal found 12/15$367
This Air Canada deal was found by Cheapflights users on 12/17. 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 12/187:50 pmYYC - SEA
1 stop3h 56mAir Canada
Sun 12/283:40 pmSEA - YYC
1 stop6h 04mAir Canada
Deal found 12/17$370
This Air Canada deal was found by Cheapflights users on 12/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:50 pmYYC - SEA
1 stop3h 56mAir Canada
Mon 1/59:55 amSEA - YYC
1 stop6h 44mAir Canada
Deal found 12/15$396
This Air Canada deal was found by Cheapflights users on 12/17. 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 12/187:50 pmYYC - SEA
1 stop3h 56mAir Canada
Thu 12/255:50 amSEA - YYC
1 stop8h 54mAir Canada
Deal found 12/17$407
This deal was found by Cheapflights users on 12/15. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:25 amYEG - SEA
1 stop8h 51mAir Canada
Sun 12/213:40 pmSEA - YEG
1 stop7h 57mAir Canada
Deal found 12/15$411
This FlightHub deal was found by Cheapflights users on 12/17. 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.
Thu 12/183:00 pmYYC - SEA
1 stop6h 50mWestJet
Fri 1/233:10 pmSEA - YYC
Nonstop1h 40mWestJet
Deal found 12/17$419
This FlightHub deal was found by Cheapflights users on 12/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/224:05 pmYEG - SEA
1 stop5h 41mWestJet
Fri 1/23:10 pmSEA - YEG
1 stop21h 24mWestJet
Deal found 12/15$422
This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
Mon 12/227:45 amYYC - SEA
1 stop5h 54mMultiple Airlines
Thu 1/810:19 amSEA - YYC
1 stop23h 55mMultiple Airlines
Deal found 12/17$425
This deal was found by Cheapflights users on 12/15. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:00 pmYEG - SEA
Nonstop1h 56mAlaska Airlines
Sun 12/211:41 pmSEA - YEG
Nonstop1h 48mAlaska Airlines
Deal found 12/15$462

Find flight deals from Alberta to Seattle

Keep the following information in mind while searching for Alberta to Seattle flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$154
(oojo)

One-way from

$100
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$372

Good round-trip deal

$292 or less

Good one-way deal

$155 or less
Provider with most accurate pricing for Calgary-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Calgary-Seattle/Tacoma Intl flights.
Search Deals
From Alberta to Seattle/Tacoma Intl
Search Deals
One-way flight from Alberta to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($27 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 December 2025
Search Deals
Price to beat on a round-trip flight from Alberta to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Alberta to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Alberta 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 December 18, 2025.
Use the filters below to find and compare flights from Alberta to Seattle that are best for you.

Fly from

Alberta

Fly to

Seattle

Route

Depart

Return

Price

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Fri 1/30

6:00 am-10:22 am

2 stops5h 22m

Seattle/Tacoma Intl

Fri 2/6

11:55 am-6:28 pm

1 stop5h 33m

$154

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Thu 1/15

9:00 am-2:20 pm

1 stop6h 20m

Seattle/Tacoma Intl

Mon 1/19

11:55 am-8:54 pm

2 stops7h 59m

$159

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 3/26

9:35 pm-10:25 am

1 stop13h 50m

Seattle/Tacoma Intl

Mon 3/30

11:55 am-7:12 pm

2 stops6h 17m

$165

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 1/16

7:50 am-10:22 am

1 stop3h 32m

Seattle/Tacoma Intl

Fri 1/23

11:55 am-9:35 pm

2 stops8h 40m

$168

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 1/29

6:00 am-9:15 am

1 stop4h 15m

Seattle/Tacoma Intl

Sun 2/1

3:40 pm-10:44 pm

1 stop6h 04m

$170

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Fri 1/9

9:55 pm-10:22 am

2 stops13h 27m

Seattle/Tacoma Intl

Wed 1/14

3:10 pm-9:20 pm

1 stop5h 10m

$171

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Mon 5/11

7:00 am-2:09 pm

2 stops8h 09m

Seattle/Tacoma Intl

Thu 5/14

7:05 am-9:45 am

Nonstop1h 40m

$175

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sat 1/17

7:00 pm-7:52 pm

Nonstop1h 52m

Seattle/Tacoma Intl

Mon 1/19

11:55 am-5:15 pm

1 stop4h 20m

$177

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Tue 2/24

9:00 am-2:19 pm

1 stop6h 19m

Seattle/Tacoma Intl

Thu 2/26

3:10 pm-9:17 pm

1 stop5h 07m

$177

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 1/15

11:30 pm-10:22 am

2 stops11h 52m

Seattle/Tacoma Intl

Thu 1/22

3:10 pm-5:50 pm

Nonstop1h 40m

$178

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 36 results
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Best time to book a flight from Alberta to Seattle

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

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

Currently, September is the cheapest month in which you can book a flight from Alberta to Seattle (average of $107). Flying from Alberta to Seattle in December is currently the most expensive (average of $165). 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 AB to SEA?

Find hourly flight availability from Alberta 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 December 18, 2025.

One of the essential ways to save on airfare from Alberta to Seattle is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 80% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Alberta to Seattle. Price data was last updated on December 13, 2025.

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

Related info for your journey

Find useful and relevant information for your journey from Alberta to Seattle. 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 into for flights to Seattle from Alberta?

    Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Alberta. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • How popular is this Alberta to Seattle flight route?

    The Alberta to Seattle/Tacoma Intl flight path was viewed by 60 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 Alberta to Seattle?

    There are many flights that can get you from Alberta to Seattle in 4h 15m. Fly via WestJet or Air Canada to get the fastest option. There are 451 mi between Alberta and Seattle. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Alberta to Seattle are Alaska Airlines ($73), WestJet ($90), and Air Canada ($105).

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

    Consider Delta (80%), WestJet (80%) or Emirates (75%) when booking your flight. These represent the most reliable airlines when flying from Alberta to Seattle.

  • What are the cheapest flights from Alberta to Seattle?

    While on average a flight from Alberta to Seattle is generally $512, our data shows the cheapest flight currently is $102. When looking at the most popular route, (Calgary - Seattle/Tacoma Intl), you can expect to pay $151 for that flight.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Alberta to Seattle (average of $107). Flying from Alberta to Seattle in December is currently the most expensive (average of $165). 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
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way

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Alternative routes for Alberta to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Alberta to Seattle

Discover the top 3 airlines that operate flights from Alberta 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$77Average$231FlexibilityNo cancel feeOn-time67%
WestJetCheapest$131Average$222FlexibilityNo cancel feeOn-time60%
Alaska AirlinesCheapest$186Average$365FlexibilityNo cancel feeOn-time75%

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