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Cheap flights from Alberta to Seattle from C$ 135

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 19/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — SEA
27 Apr — 4 May1
1 adult

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 22 April 2025.

Round-trip from

C$ 198

One-way from

C$ 135

Popular in

December

Cheapest in

August

Average price

C$ 276

Good round-trip deal

C$ 280 or less

Good one-way deal

C$ 265 or less
WestJet
  • WestJet
  • 4/6-11/6
  • Nonstop
  • 3h 33m total
  • Alberta to Seattle
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WestJet
  • WestJet
  • 19/7
  • Nonstop
  • 1h 53m total
  • Alberta to Seattle
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (C$ 123 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease (C$ 26 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 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 22 April 2025.

Wed 4/67:35 p.m.YYC - SEA
Nonstop1h 53mWestJet
Wed 11/67:05 a.m.SEA - YYC
Nonstop1h 40mWestJet
Deal found 22/4C$ 198
Wed 4/612:30 p.m.YYC - SEA
2 stops7h 03mAir Canada
Wed 11/65:35 a.m.SEA - YYC
2 stops8h 26mAir Canada
Deal found 22/4C$ 200
Tue 3/67:35 p.m.YYC - SEA
Nonstop1h 53mMultiple Airlines
Sat 7/67:56 a.m.SEA - YYC
Nonstop1h 31mMultiple Airlines
Deal found 22/4C$ 242
Mon 9/62:05 p.m.YEG - SEA
2 stops9h 08mAir Canada
Tue 22/710:00 a.m.SEA - YEG
2 stops9h 03mAir Canada
Deal found 22/4C$ 271
Fri 6/65:30 p.m.YEG - SEA
1 stop21h 39mWestJet
Fri 13/63:39 p.m.SEA - YEG
1 stop4h 13mWestJet
Deal found 22/4C$ 276
Thu 5/611:17 a.m.YYC - SEA
Nonstop1h 53mAlaska Airlines
Sun 8/67:56 a.m.SEA - YYC
Nonstop1h 31mAlaska Airlines
Deal found 22/4C$ 283
Thu 24/76:10 p.m.YEG - SEA
Nonstop1h 59mMultiple Airlines
Mon 28/72:05 p.m.SEA - YEG
1 stop6h 07mMultiple Airlines
Deal found 21/4C$ 285
Wed 4/63:17 p.m.YEG - SEA
2 stops10h 42mUnited Airlines
Wed 11/67:59 p.m.SEA - YEG
1 stop17h 09mUnited Airlines
Deal found 21/4C$ 287
Fri 16/53:49 p.m.YYC - SEA
1 stop6h 42mUnited Airlines
Mon 19/57:33 p.m.SEA - YYC
1 stop15h 46mUnited Airlines
Deal found 22/4C$ 289
Thu 24/76:10 p.m.YEG - SEA
Nonstop1h 59mAlaska Airlines
Mon 28/77:55 a.m.SEA - YEG
Nonstop1h 46mAlaska Airlines
Deal found 21/4C$ 297
Fri 9/53:30 p.m.YEG - SEA
1 stop6h 20mDelta
Sat 17/57:10 a.m.SEA - YEG
1 stop4h 42mDelta
Deal found 21/4C$ 347
Fri 6/63:35 p.m.YXH - SEA
2 stops45h 56mWestJet
Fri 13/61:15 p.m.SEA - YXH
2 stops24h 48mWestJet
Deal found 22/4C$ 355

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 22 April 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

Wed 4/6

7:35 p.m.-8:28 p.m.

Nonstop1h 53m

Seattle/Tacoma Intl

Wed 11/6

7:05 a.m.-9:45 a.m.

Nonstop1h 40m

C$ 198

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Wed 4/6

12:30 p.m.-6:33 p.m.

2 stops7h 03m

Seattle/Tacoma Intl

Wed 11/6

5:35 a.m.-3:01 p.m.

2 stops8h 26m

C$ 200

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Tue 3/6

7:35 p.m.-8:28 p.m.

Nonstop1h 53m

Seattle/Tacoma Intl

Sat 7/6

7:56 a.m.-10:27 a.m.

Nonstop1h 31m

C$ 242

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Mon 9/6

2:05 p.m.-10:13 p.m.

2 stops9h 08m

Seattle/Tacoma Intl

Tue 22/7

10:00 a.m.-8:03 p.m.

2 stops9h 03m

C$ 271

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Fri 6/6

5:30 p.m.-2:09 p.m.

1 stop21h 39m

Seattle/Tacoma Intl

Fri 13/6

3:39 p.m.-8:52 p.m.

1 stop4h 13m

C$ 276

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Tue 3/6

3:17 p.m.-8:49 a.m.

2 stops18h 32m

Seattle/Tacoma Intl

Wed 4/6

10:50 a.m.-10:04 p.m.

1 stop10h 14m

C$ 280

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 5/6

11:17 a.m.-12:10 p.m.

Nonstop1h 53m

Seattle/Tacoma Intl

Sun 8/6

7:56 a.m.-10:27 a.m.

Nonstop1h 31m

C$ 283

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 16/5

3:49 p.m.-9:31 p.m.

1 stop6h 42m

Seattle/Tacoma Intl

Mon 19/5

7:33 p.m.-12:19 p.m.

1 stop15h 46m

C$ 289

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Wed 9/7

2:45 p.m.-6:38 p.m.

1 stop4h 53m

Seattle/Tacoma Intl

Sun 13/7

7:55 a.m.-10:41 a.m.

Nonstop1h 46m

C$ 289

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Tue 24/6

6:10 p.m.-7:09 p.m.

Nonstop1h 59m

Seattle/Tacoma Intl

Sat 28/6

7:55 a.m.-10:41 a.m.

Nonstop1h 46m

C$ 301

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/4

Showing 1-10 of 28 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 C$ 261). Flying from Alberta to Seattle in December is currently the most expensive (average of C$ 353). 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 22 April 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 22 April 2025.

The most flights from CAAB to SEA are scheduled on a Monday (6 on average). You will have fewer flight options on Wednesday, 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 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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 22 April 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Alberta to Seattle by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,906 reviews
Check prices

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Overall

8.0

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
9,906 reviews
Alaska Airlines
8.0
Very good
9,906 reviews
Check prices

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Overall

8.0

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
7,920 reviews
Alaska Airlines
8.0
Very good
9,906 reviews
Check prices

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Overall

8.0

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
8,684 reviews
Alaska Airlines
8.0
Very good
9,906 reviews
Check prices

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Overall

8.0

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
9,906 reviews
Check prices

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Overall

8.0

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
WestJet
7.2
Good
2,813 reviews
Alaska Airlines
8.0
Very good
9,906 reviews
Check prices

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Overall

8.0

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 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 3,471 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as C$ 135. However, be on the lookout for offers from Air Canada and Alaska Airlines, 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 Alaska Airlines (75%), Horizon Air (75%) or Hawaiian 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?

    On average you can expect to pay C$ 1,472 for a flight from Alberta to Seattle. The cheapest flight overall is C$ 133 while the most popular route, (Calgary - Seattle/Tacoma Intl) is currently priced at C$ 213.

  • 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 C$ 261). Flying from Alberta to Seattle in December is currently the most expensive (average of C$ 353). 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 Alberta?

Book flights to Alberta if you plan to visit one of these locations
Tukwila
SeaTac
Tacoma
Marysville
Bothell
Olympia
Lynnwood
Leavenworth

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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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London to Seattle flights
Edmonton to Spokane flights
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Victoria to Portland flights
Kelowna to Portland flights
Pearson Intl to Spokane flights
Prince George to Seattle flights
Kelowna to Bellingham flights
Saskatoon to Portland flights
Vancouver Intl to Bellingham flights
Kamloops to Portland flights
Pierre Elliott Trudeau Intl to Spokane flights
London to Portland flights
Medicine Hat to Seattle flights
Fort St. John to Spokane flights
Nanaimo to Portland flights
Regina to Portland flights
Campbell River to Seattle flights

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 22 April 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 154AverageC$ 345FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 202AverageC$ 363FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 204AverageC$ 334FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Alaska AirlinesCheapestC$ 227AverageC$ 421FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapestC$ 237AverageC$ 289FlexibilityNo cancel feeOn-time69%
Search United 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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