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Cheap flights from Alberta to Seattle from C$ 161

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 13/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — SEA
3 Dec — 10 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Alberta to Seattle

Enter your travel dates to find the best prices.

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 3 November 2025.

Thu 18/121:25 p.m.YYC - SEA
Nonstop1h 55mWestJet
Wed 24/123:10 p.m.SEA - YYC
Nonstop1h 40mWestJet
Deal found 1/11C$ 226
Fri 21/111:25 p.m.YYC - SEA
Nonstop1h 55mWestJet
Sun 23/1111:55 a.m.SEA - YYC
1 stop5h 25mWestJet
Deal found 31/10C$ 234
Thu 20/111:25 p.m.YYC - SEA
Nonstop1h 55mWestJet
Mon 24/113:10 p.m.SEA - YYC
Nonstop1h 40mWestJet
Deal found 3/11C$ 238
Fri 19/127:50 a.m.YYC - SEA
1 stop3h 32mWestJet
Tue 30/123:10 p.m.SEA - YYC
Nonstop1h 40mWestJet
Deal found 3/11C$ 242
Mon 22/127:50 a.m.YYC - SEA
1 stop3h 32mWestJet
Fri 2/13:10 p.m.SEA - YYC
Nonstop1h 40mWestJet
Deal found 31/10C$ 245
Thu 20/116:00 a.m.YYC - SEA
1 stop4h 31mAir Canada
Mon 24/113:40 p.m.SEA - YYC
1 stop6h 04mAir Canada
Deal found 3/11C$ 259
Tue 2/129:00 a.m.YEG - SEA
1 stop6h 20mWestJet
Tue 9/123:10 p.m.SEA - YEG
1 stop5h 10mWestJet
Deal found 2/11C$ 282
Thu 4/129:00 a.m.YEG - SEA
1 stop6h 20mWestJet
Mon 8/123:10 p.m.SEA - YEG
1 stop6h 39mWestJet
Deal found 2/11C$ 312
Wed 17/129:00 a.m.YEG - SEA
1 stop6h 20mWestJet
Wed 24/123:10 p.m.SEA - YEG
1 stop6h 39mWestJet
Deal found 2/11C$ 315
Tue 25/117:00 a.m.YEG - SEA
2 stops8h 20mWestJet
Sun 30/113:10 p.m.SEA - YEG
1 stop6h 39mWestJet
Deal found 2/11C$ 317
Thu 20/119:00 a.m.YEG - SEA
1 stop26h 22mWestJet
Sun 7/123:10 p.m.SEA - YEG
1 stop6h 39mWestJet
Deal found 2/11C$ 318
Thu 20/111:15 p.m.YEG - SEA
1 stop22h 07mWestJet
Sun 30/1111:55 a.m.SEA - YEG
1 stop5h 40mWestJet
Deal found 2/11C$ 321

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 3 November 2025.

Round-trip from

C$ 226

One-way from

C$ 161

Popular in

December

Cheapest in

March

Average price

C$ 391

Good round-trip deal

C$ 389 or less

Good one-way deal

C$ 168 or less
WestJet
  • WestJet
  • 18/12-24/12
  • Nonstop
  • 3h 35m total
  • Alberta to Seattle
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 13/12
  • Nonstop
  • 1h 53m total
  • Alberta to Seattle
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 629,999 searches. Data last updated 3 November 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

Mon 22/12

7:50 a.m.-10:22 a.m.

1 stop3h 32m

Seattle/Tacoma Intl

Fri 2/1

3:10 p.m.-5:50 p.m.

Nonstop1h 40m

C$ 245

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 20/11

1:25 p.m.-2:20 p.m.

Nonstop1h 55m

Seattle/Tacoma Intl

Mon 24/11

11:55 a.m.-6:20 p.m.

1 stop5h 25m

C$ 256

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 18/12

11:40 p.m.-10:22 a.m.

1 stop11h 42m

Seattle/Tacoma Intl

Thu 25/12

3:10 p.m.-5:50 p.m.

Nonstop1h 40m

C$ 268

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 18/12

11:00 a.m.-10:22 a.m.

1 stop24h 22m

Seattle/Tacoma Intl

Wed 24/12

3:10 p.m.-5:50 p.m.

Nonstop1h 40m

C$ 269

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Wed 3/12

6:00 a.m.-9:31 a.m.

1 stop4h 31m

Seattle/Tacoma Intl

Tue 9/12

3:40 p.m.-10:44 p.m.

1 stop6h 04m

C$ 270

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 20/11

6:00 a.m.-9:31 a.m.

1 stop4h 31m

Seattle/Tacoma Intl

Mon 24/11

3:40 p.m.-8:59 p.m.

1 stop4h 19m

C$ 270

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 20/11

1:25 p.m.-2:20 p.m.

Nonstop1h 55m

Seattle/Tacoma Intl

Thu 4/12

3:10 p.m.-5:50 p.m.

Nonstop1h 40m

C$ 272

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 20/11

6:00 a.m.-9:31 a.m.

1 stop4h 31m

Seattle/Tacoma Intl

Sun 23/11

3:40 p.m.-10:44 p.m.

1 stop6h 04m

C$ 276

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Tue 3/3

1:25 p.m.-2:19 p.m.

Nonstop1h 54m

Seattle/Tacoma Intl

Thu 5/3

3:10 p.m.-5:50 p.m.

Nonstop1h 40m

C$ 276

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 18/12

1:25 p.m.-2:20 p.m.

Nonstop1h 55m

Seattle/Tacoma Intl

Fri 23/1

11:55 a.m.-6:15 p.m.

1 stop5h 20m

C$ 277

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 39 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 C$ 151). Flying from Alberta to Seattle in December is currently the most expensive (average of C$ 213). 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 3 November 2025.

One of the essential ways to save on airfare from Alberta to Seattle is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 33% 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 26 October 2025.

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

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 3 November 2025.

The most flights from CAAB to SEA are scheduled on a Sunday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 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 18.4 km from Seattle’s city centre.

  • How popular is this Alberta to Seattle flight route?

    The Alberta to Seattle/Tacoma Intl flight path was viewed by 2,936 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?

    Airlines like WestJet, Air Canada, and United Airlines fly from Alberta to Seattle in about 3h 32m. The time it takes to get you to your destination can typically vary by up to 14h 43m. Alberta and Seattle are separated by a distance of 726 km. This flight may include one or multiple stops.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as C$ 172. However, be on the lookout for offers from Air Canada and WestJet, as they are both options that can get you from Alberta to Seattle for a low price.

  • What are the most popular routes from Alberta to Seattle?

    While some choose either Edmonton - Seattle/Tacoma Intl or Medicine Hat - Seattle/Tacoma Intl, Calgary - Seattle/Tacoma Intl is the most popular route from Alberta to Seattle.

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

    Consider Singapore Airlines (95%), Emirates (93%) or Qatar Airways (91%) 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?

    On average you can expect to pay C$ 594 for a flight from Alberta to Seattle. The cheapest flight overall is C$ 107 while the most popular route, (Calgary - Seattle/Tacoma Intl) is currently priced at C$ 262.

  • 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 C$ 151). Flying from Alberta to Seattle in December is currently the most expensive (average of C$ 213). 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

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
SeaTac
Tukwila
Tacoma
Mukilteo
Bothell
Cashmere
Olympia
Renton
Marysville
Lynnwood

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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 5 airlines flying from Alberta to Seattle

Discover the top 5 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 629,999 searches. Data last updated 3 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 182AverageC$ 307FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 192AverageC$ 338FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 211AverageC$ 314FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Alaska AirlinesCheapestC$ 220AverageC$ 411FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Hawaiian AirlinesCheapestC$ 274AverageC$ 436FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Alberta to Seattle?

Deals for Alberta to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Alberta to Seattle?

Cheapflights helps you find that perfect flight to Seattle from Alberta by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Alberta to Seattle with no change fees?

Certainly. Search results for flights to Seattle from Alberta shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Alberta to Seattle become cheaper?

Of course! You can now track prices for flights from Alberta to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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