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$88+ 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — SEA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Alberta to Seattle

Keep the following information in mind while searching for Alberta to Seattle flight deals. Data was last updated September 17, 2025.

Round-trip from

$137
(Gotogate)

One-way from

$88
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$239

Good round-trip deal

$336 or less

Good one-way deal

$304 or less
From Alberta to Seattle/Tacoma Intl
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One-way flight from Alberta to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 16% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Alberta to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Alberta to Seattle/Tacoma Intl.
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Find 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 September 17, 2025.

This Gotogate deal was found by Cheapflights users on 9/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/183:50 pmYYC - SEA
2 stops7h 41mAir Canada
Sun 10/195:30 amSEA - YYC
2 stops8h 30mAir Canada
Deal found 9/16$137
This Trip.com deal was found by Cheapflights users on 9/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/214:00 pmYEG - SEA
1 stop4h 21mWestJet
Thu 10/238:40 amSEA - YEG
1 stop5h 17mWestJet
Deal found 9/16$137
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Sat 10/184:00 pmYEG - SEA
1 stop4h 21mWestJet
Wed 10/221:50 pmSEA - YEG
1 stop4h 37mWestJet
Deal found 9/16$139
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Sat 10/184:00 pmYEG - SEA
1 stop4h 21mWestJet
Sun 10/198:40 amSEA - YEG
1 stop4h 17mWestJet
Deal found 9/16$140
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/159:30 amYEG - SEA
1 stop4h 29mWestJet
Mon 10/208:40 amSEA - YEG
1 stop4h 17mWestJet
Deal found 9/15$142
This Trip.com deal was found by Cheapflights users on 9/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:50 amYYC - SEA
1 stop3h 33mWestJet
Fri 11/2111:55 amSEA - YYC
1 stop5h 20mWestJet
Deal found 9/16$144
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Tue 10/218:00 amYEG - SEA
1 stop5h 59mWestJet
Wed 10/221:50 pmSEA - YEG
1 stop4h 37mWestJet
Deal found 9/16$144
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:50 amYYC - SEA
1 stop3h 33mWestJet
Sun 11/303:10 pmSEA - YYC
Nonstop1h 40mWestJet
Deal found 9/15$145
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:50 amYYC - SEA
1 stop3h 33mWestJet
Mon 11/1711:55 amSEA - YYC
1 stop4h 20mWestJet
Deal found 9/15$146
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Wed 10/159:30 amYEG - SEA
1 stop4h 29mWestJet
Thu 10/231:50 pmSEA - YEG
1 stop6h 22mWestJet
Deal found 9/16$146
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Wed 10/159:30 amYEG - SEA
1 stop4h 29mWestJet
Sat 10/188:40 amSEA - YEG
1 stop5h 17mWestJet
Deal found 9/16$147
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Wed 11/51:25 pmYYC - SEA
Nonstop1h 55mWestJet
Fri 11/143:10 pmSEA - YYC
Nonstop1h 40mWestJet
Deal found 9/17$148

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 September 17, 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

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sat 10/18

12:30 pm-6:36 pm

2 stops7h 06m

Seattle/Tacoma Intl

Sun 10/19

5:30 am-3:00 pm

2 stops8h 30m

$139

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Wed 11/12

1:25 pm-2:20 pm

Nonstop1h 55m

Seattle/Tacoma Intl

Thu 11/13

3:10 pm-5:50 pm

Nonstop1h 40m

$145

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Mon 1/19

7:50 am-10:23 am

1 stop3h 33m

Seattle/Tacoma Intl

Thu 2/12

3:10 pm-5:50 pm

Nonstop1h 40m

$148

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 10/31

1:30 pm-10:06 pm

2 stops9h 36m

Seattle/Tacoma Intl

Fri 11/7

3:40 pm-10:44 pm

1 stop6h 04m

$152

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Sun 10/5

3:17 pm-11:29 pm

1 stop9h 12m

Seattle/Tacoma Intl

Tue 10/7

12:43 pm-10:04 pm

1 stop8h 21m

$164

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Wed 10/15

3:17 pm-11:56 am

2 stops21h 39m

Seattle/Tacoma Intl

Mon 10/20

5:00 am-2:08 pm

1 stop8h 08m

$164

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sat 10/4

6:10 am-9:21 am

1 stop4h 11m

Seattle/Tacoma Intl

Wed 10/15

5:30 am-12:32 pm

1 stop6h 02m

$165

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Wed 10/1

3:17 pm-11:56 am

2 stops21h 39m

Seattle/Tacoma Intl

Fri 10/3

12:43 pm-10:04 pm

1 stop8h 21m

$165

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Wed 10/1

6:00 am-1:42 pm

1 stop8h 42m

Seattle/Tacoma Intl

Tue 10/7

8:42 am-10:04 pm

2 stops12h 22m

$165

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Fri 10/3

3:17 pm-9:34 pm

1 stop7h 17m

Seattle/Tacoma Intl

Tue 10/7

5:00 am-2:08 pm

1 stop8h 08m

$165

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 42 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, January is the cheapest month in which you can book a flight from Alberta to Seattle (average of $238). Flying from Alberta to Seattle in June is currently the most expensive (average of $387). 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 September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Alberta to Seattle as you normally would.

Weekly flight availability from Alberta to Seattle

Explore weekly flight availability from Alberta 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 September 17, 2025.

The most flights from CAAB to SEA are scheduled on a Tuesday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).

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 52 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 1h 55m. Fly via Air Canada, WestJet, or United Airlines 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 WestJet ($95), Air Canada ($96), and Alaska Airlines ($103).

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

    Consider Singapore Airlines (91%), Qatar Airways (77%) or American Airlines (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 $799, our data shows the cheapest flight currently is $98. When looking at the most popular route, (Calgary - Seattle/Tacoma Intl), you can expect to pay $140 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, January is the cheapest month in which you can book a flight from Alberta to Seattle (average of $238). Flying from Alberta to Seattle in June is currently the most expensive (average of $387). 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
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

Browse thousands of different options on Cheapflights for your next trip

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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 4 airlines flying from Alberta to Seattle

Discover the top 4 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$88Average$232FlexibilityNo cancel feeOn-time67%
WestJetCheapest$122Average$231FlexibilityNo cancel feeOn-time60%
Alaska AirlinesCheapest$190Average$369FlexibilityNo cancel feeOn-time75%
DeltaCheapest$231Average$397FlexibilityNo cancel feeOn-timeN/A

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