Find flights
Deals
Airlines
FAQs

Cheap flights from Canada to Seattle from C$ 143

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 16/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SEA
5 Nov — 12 Nov1
1 adult

Find flight deals from Canada to Seattle

Cheapest flights from Canada to Seattle
Explore the most affordable flight options available from Canada to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2024.

Wed 27/111:20 p.m.YYC - SEA
Nonstop2h 01mWestJet
Wed 4/123:15 p.m.SEA - YYC
Nonstop1h 40mWestJet
Deal found 30/10C$ 245
Thu 21/117:30 a.m.YEG - SEA
2 stops8h 00mAir Canada
Tue 3/125:45 a.m.SEA - YEG
2 stops6h 44mAir Canada
Deal found 30/10C$ 260
Thu 28/115:25 p.m.YVR - SEA
Nonstop1h 07mMultiple Airlines
Thu 5/125:45 a.m.SEA - YVR
Nonstop1h 07mMultiple Airlines
Deal found 31/10C$ 267
Mon 25/113:27 p.m.YEG - SEA
1 stop6h 43mUnited Airlines
Wed 4/125:00 a.m.SEA - YEG
1 stop16h 05mUnited Airlines
Deal found 31/10C$ 267
Wed 20/1111:36 a.m.YYC - SEA
Nonstop1h 51mAlaska Airlines
Tue 3/128:00 a.m.SEA - YYC
Nonstop1h 40mAlaska Airlines
Deal found 30/10C$ 270
Fri 29/115:50 a.m.YLW - SEA
1 stop8h 31mWestJet
Wed 4/123:15 p.m.SEA - YLW
1 stop6h 39mWestJet
Deal found 29/10C$ 271
Fri 20/128:50 a.m.YVR - SEA
Nonstop1h 00mAir Canada
Thu 2/110:35 a.m.SEA - YVR
Nonstop1h 07mAir Canada
Deal found 30/10C$ 277
Thu 21/1110:00 a.m.YYC - SEA
1 stop5h 30mAir Canada
Mon 2/127:15 p.m.SEA - YYC
1 stop5h 00mAir Canada
Deal found 30/10C$ 278
Thu 21/111:25 p.m.YVR - SEA
Nonstop1h 05mLufthansa
Sun 24/113:05 p.m.SEA - YVR
Nonstop1h 10mLufthansa
Deal found 31/10C$ 280
Fri 6/121:20 p.m.YYC - SEA
Nonstop2h 01mMultiple Airlines
Mon 9/128:00 a.m.SEA - YYC
Nonstop1h 40mMultiple Airlines
Deal found 31/10C$ 287
Wed 27/111:10 p.m.YVR - SEA
1 stop9h 20mUnited Airlines
Wed 4/125:45 a.m.SEA - YVR
Nonstop1h 07mUnited Airlines
Deal found 30/10C$ 288
Fri 15/117:33 p.m.YVR - SEA
Nonstop1h 06mAlaska Airlines
Sat 30/1110:58 p.m.SEA - YVR
Nonstop0h 57mAlaska Airlines
Deal found 30/10C$ 294

Find flights from Canada to Seattle within your budget

Customize your flight search to find flights from Canada 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 527,020 searches. Data last updated 31 October 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Mon 16/12

1:20 p.m.-2:21 p.m.

Nonstop2h 01m

C$ 143

VancouverSeattle

YVR - SEA

YVRSEA

Vancouver Intl

Tue 28/1

4:59 p.m.-6:02 p.m.

Nonstop1h 03m

C$ 153

VancouverSeattle

YVR - SEA

YVRSEA

Vancouver Intl

Fri 29/11

9:00 p.m.-10:07 p.m.

Nonstop1h 07m

C$ 159

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Tue 7/1

4:40 p.m.-10:00 p.m.

1 stop6h 20m

C$ 160

VancouverSeattle

YVR - SEA

YVRSEA

Vancouver Intl

Tue 26/11

9:05 a.m.-6:20 p.m.

1 stop9h 15m

C$ 171

VancouverSeattle

YVR - SEA

YVRSEA

Vancouver Intl

Fri 29/11

11:26 a.m.-12:46 p.m.

Nonstop1h 20m

C$ 178

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Mon 13/1

3:30 p.m.-9:20 p.m.

1 stop6h 50m

C$ 195

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 14/11

1:20 p.m.-2:21 p.m.

Nonstop2h 01m

C$ 214

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Wed 19/2

6:59 p.m.-7:48 p.m.

Nonstop1h 49m

C$ 232

EdmontonSeattle

YEG - SEA

YEGSEA

Edmonton

Tue 17/12

7:30 a.m.-2:25 p.m.

2 stops7h 55m

C$ 163

Flights are sorted by cheapest first

Deals found on 30/10

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Canada to Seattle

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

Travel insights for flights from Canada to Seattle

Get recent, data-driven insights about flights from Canada to Seattle including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Canada to Seattle (average of C$ 270). Flying from Canada to Seattle in March is currently the most expensive (average of C$ 418). 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 CA to SEA?

Find hourly flight availability from Canada 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 31 October 2024.

When flying from Canada to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 31 October 2024.
To help decide which airline to fly from Canada to Seattle, see what other customers have to say about Air Canada, United Airlines and WestJet. 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
9,420 reviews
Check prices

Crew

8.6

Entertainment

7.1

Food

7.2

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

It was the first time I have flown Alaska and I don’t think I can recommend it to others. It was so hot on the plane, food was preordered but I never received it.

Alaska Airlines
8.0
Very good
9,420 reviews
Alaska Airlines
8.0
Very good
9,420 reviews
Check prices

Crew

8.6

Entertainment

7.1

Food

7.2

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

It was the first time I have flown Alaska and I don’t think I can recommend it to others. It was so hot on the plane, food was preordered but I never received it.

Delta
8.0
Very good
8,835 reviews
Alaska Airlines
8.0
Very good
9,420 reviews
Check prices

Crew

8.6

Entertainment

7.1

Food

7.2

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

It was the first time I have flown Alaska and I don’t think I can recommend it to others. It was so hot on the plane, food was preordered but I never received it.

KLM
7.8
Good
1,352 reviews
Alaska Airlines
8.0
Very good
9,420 reviews
Check prices

Crew

8.6

Entertainment

7.1

Food

7.2

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

It was the first time I have flown Alaska and I don’t think I can recommend it to others. It was so hot on the plane, food was preordered but I never received it.

United Airlines
7.4
Good
9,240 reviews
Alaska Airlines
8.0
Very good
9,420 reviews
Check prices

Crew

8.6

Entertainment

7.1

Food

7.2

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

It was the first time I have flown Alaska and I don’t think I can recommend it to others. It was so hot on the plane, food was preordered but I never received it.

WestJet
7.3
Good
2,804 reviews
Alaska Airlines
8.0
Very good
9,420 reviews
Check prices

Crew

8.6

Entertainment

7.1

Food

7.2

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

It was the first time I have flown Alaska and I don’t think I can recommend it to others. It was so hot on the plane, food was preordered but I never received it.

Related info for your journey

Find useful and relevant information for your journey from Canada 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 Canada?

    If you book a flight to Seattle from Canada, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 18.4 km from the centre of Seattle.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 143. Alaska Airlines flights start at C$ 153 while deals on United Airlines start at C$ 159 one-way.

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

    Most travellers choose Toronto Pearson Intl - Seattle/Tacoma Intl, Calgary - Seattle/Tacoma Intl or Vancouver Intl - Seattle/Tacoma Intl when deciding on the best route from Canada to Seattle.

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

    Before booking your flight to Seattle from Canada, check out the most reliable airlines to get you to your destination on time: Hawaiian Airlines (100%), Alaska Airlines (85%), Brussels Airlines( 58%).

  • What are the cheapest flights from Canada to Seattle?

    Looking at all options, your cheapest flight can be booked for C$ 225. While the most popular route (Toronto Pearson Intl - Seattle/Tacoma Intl) can be booked for C$ 352 on average our data indicates C$ 1,364 when flying from Canada to Seattle.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Canada to Seattle (average of C$ 270). Flying from Canada to Seattle in March is currently the most expensive (average of C$ 418). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Canada to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Seattle flights
Calgary to Seattle flights
Vancouver Intl to Seattle flights
Edmonton to Seattle flights
Vancouver Intl to Portland flights
Pierre Elliott Trudeau Intl to Seattle flights
Pearson Intl to Portland flights
Kelowna to Seattle flights
Detroit to Seattle flights
Winnipeg to Seattle flights
Edmonton to Portland flights
Victoria to Seattle flights
Saskatoon to Seattle flights
Calgary to Portland flights
Reagan-National to Seattle flights
Ottawa to Seattle flights
Regina to Seattle flights
Ottawa to Portland flights
Region of Waterloo Intl to Seattle flights
Victoria to Portland flights
Pierre Elliott Trudeau Intl to Portland flights
Toronto Island to Seattle flights
Hamilton to Seattle flights
Toronto Island to Portland flights
Nashville to Seattle flights
Pearson Intl to Spokane flights
Vancouver Intl to Spokane flights
Buffalo to Seattle flights
Winnipeg to Portland flights
San Francisco to Seattle flights
Regina to Portland flights
Los Angeles to Seattle flights
Los Angeles to Portland flights
Pearson Intl to Pasco flights
Québec City to Seattle flights
Prince George to Seattle flights
Saskatoon to Portland flights
Hamilton to Portland flights
Pierre Elliott Trudeau Intl to Spokane flights
Austin to Seattle flights
London to Seattle flights
Calgary to Spokane flights

Top 7 airlines flying from Canada to Seattle

Discover the top 7 airlines that operate flights from Canada 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 527,020 searches. Data last updated 31 October 2024.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 153AverageC$ 487FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 167AverageC$ 605FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 192AverageC$ 536FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 226AverageC$ 544FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Alaska AirlinesCheapestC$ 232AverageC$ 448FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Harbour Air SeaplanesCheapestC$ 403AverageC$ 551FlexibilityNo cancel feeOn-timeN/A
Search Harbour Air Seaplanes flights
American AirlinesCheapestC$ 542AverageC$ 709FlexibilityNo cancel feeOn-time71%
Search American 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 Canada to Seattle?

When you search for this flight from Canada to Seattle, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Canada to Seattle.

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

Certainly. Search results for flights to Seattle from Canada 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 Canada to Seattle become cheaper?

Of course! You can now track prices for flights from Canada 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.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines