Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from British Columbia to Seattle from C$ 146

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 25/7. Fares are subject to change and may not be available on all flights or dates of travel.
YVR — SEA
17 Jun — 24 Jun1
1 adult

Cheap flight deals from British Columbia to Seattle

Keep the following information in mind while searching for British Columbia to Seattle flight deals. Data was last updated 12 June 2025.

Round-trip from

C$ 231

One-way from

C$ 146

Popular in

December

Cheapest in

November

Average price

C$ 330

Good round-trip deal

C$ 359 or less

Good one-way deal

C$ 199 or less
WestJet
  • WestJet
  • 3/7-7/7
  • Nonstop
  • 3h 33m total
  • British Columbia to Seattle
Search Deals
WestJet
  • WestJet
  • 25/7
  • Nonstop
  • 1h 53m total
  • British Columbia to Seattle
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 7 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from British Columbia to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from British Columbia to Seattle/Tacoma Intl.
Search Deals

Find flight deals from British Columbia to Seattle

Cheapest flights from British Columbia to Seattle
Explore the most affordable flight options available from British Columbia to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Thu 3/75:45 p.m.YYC - SEA
Nonstop1h 53mWestJet
Mon 7/77:35 p.m.SEA - YYC
Nonstop1h 40mWestJet
Deal found 9/6C$ 231
Mon 21/712:30 p.m.YYC - SEA
2 stops7h 06mAir Canada
Thu 24/77:15 p.m.SEA - YYC
1 stop4h 28mAir Canada
Deal found 10/6C$ 241
Fri 11/74:10 p.m.YLW - SEA
1 stop4h 18mWestJet
Sun 13/77:35 p.m.SEA - YLW
1 stop4h 04mWestJet
Deal found 11/6C$ 243
Tue 17/610:15 a.m.YYC - SEA
1 stop4h 58mMultiple Airlines
Tue 24/67:05 a.m.SEA - YYC
Nonstop1h 40mMultiple Airlines
Deal found 9/6C$ 243
Fri 22/82:47 p.m.YLW - SEA
Nonstop1h 14mAlaska Airlines
Sat 30/812:39 p.m.SEA - YLW
Nonstop1h 18mAlaska Airlines
Deal found 11/6C$ 254
Sat 28/65:40 p.m.YLW - SEA
1 stop4h 36mAir Canada
Tue 8/77:15 p.m.SEA - YLW
1 stop3h 18mAir Canada
Deal found 12/6C$ 268
Thu 21/86:00 a.m.YVR - SEA
1 stop6h 58mWestJet
Sat 30/87:05 a.m.SEA - YVR
2 stops9h 05mWestJet
Deal found 10/6C$ 275
Sat 2/88:15 a.m.YVR - SEA
Nonstop1h 06mAir Canada
Sat 9/85:30 a.m.SEA - YVR
Nonstop1h 08mAir Canada
Deal found 11/6C$ 286
Fri 8/82:00 p.m.YLW - SEA
1 stop4h 38mMultiple Airlines
Sun 10/812:30 p.m.SEA - YLW
Nonstop1h 16mMultiple Airlines
Deal found 10/6C$ 291
Fri 4/77:30 p.m.YVR - SEA
Nonstop1h 05mAlaska Airlines
Fri 11/710:57 p.m.SEA - YVR
Nonstop1h 01mAlaska Airlines
Deal found 11/6C$ 295
Sat 26/77:15 p.m.YYJ - SEA
1 stop3h 01mAir Canada
Sat 2/85:30 a.m.SEA - YYJ
1 stop3h 10mAir Canada
Deal found 11/6C$ 299
Fri 25/78:25 a.m.YYJ - SEA
1 stop4h 33mWestJet
Fri 1/81:15 p.m.SEA - YYJ
1 stop6h 27mWestJet
Deal found 10/6C$ 302

Cheapflights Fare Finder

Customize your flight search to find flights from British Columbia 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 12 June 2025.
Use the filters below to find and compare flights from British Columbia to Seattle that are best for you.

Fly from

British Columbia

Fly to

Seattle

Route

Depart

Return

Price

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 3/7

5:45 p.m.-6:38 p.m.

Nonstop1h 53m

Seattle/Tacoma Intl

Mon 7/7

7:35 p.m.-10:15 p.m.

Nonstop1h 40m

C$ 231

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Mon 21/7

12:30 p.m.-6:36 p.m.

2 stops7h 06m

Seattle/Tacoma Intl

Thu 24/7

7:15 p.m.-12:43 a.m.

1 stop4h 28m

C$ 241

KelownaSeattle

YLW - SEA

YLWSEA

Kelowna

Fri 11/7

4:10 p.m.-8:28 p.m.

1 stop4h 18m

Seattle/Tacoma Intl

Sun 13/7

7:35 p.m.-11:39 p.m.

1 stop4h 04m

C$ 243

KelownaSeattle

YLW - SEA

YLWSEA

Kelowna

Fri 22/8

2:47 p.m.-4:01 p.m.

Nonstop1h 14m

Seattle/Tacoma Intl

Sat 30/8

12:39 p.m.-1:57 p.m.

Nonstop1h 18m

C$ 254

KelownaSeattle

YLW - SEA

YLWSEA

Kelowna

Sat 28/6

5:40 p.m.-10:16 p.m.

1 stop4h 36m

Seattle/Tacoma Intl

Tue 8/7

7:15 p.m.-10:33 p.m.

1 stop3h 18m

C$ 268

VancouverSeattle

YVR - SEA

YVRSEA

Vancouver Intl

Thu 21/8

6:00 a.m.-12:58 p.m.

1 stop6h 58m

Seattle/Tacoma Intl

Sat 30/8

7:05 a.m.-4:10 p.m.

2 stops9h 05m

C$ 275

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Wed 23/7

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

Nonstop1h 53m

Seattle/Tacoma Intl

Fri 25/7

7:15 p.m.-12:43 a.m.

1 stop4h 28m

C$ 278

VancouverSeattle

YVR - SEA

YVRSEA

Vancouver Intl

Sat 2/8

8:15 a.m.-9:21 a.m.

Nonstop1h 06m

Seattle/Tacoma Intl

Sat 9/8

5:30 a.m.-6:38 a.m.

Nonstop1h 08m

C$ 286

KelownaSeattle

YLW - SEA

YLWSEA

Kelowna

Fri 8/8

2:00 p.m.-6:38 p.m.

1 stop4h 38m

Seattle/Tacoma Intl

Sun 10/8

12:30 p.m.-1:46 p.m.

Nonstop1h 16m

C$ 291

VancouverSeattle

YVR - SEA

YVRSEA

Vancouver Intl

Fri 4/7

7:30 p.m.-8:35 p.m.

Nonstop1h 05m

Seattle/Tacoma Intl

Fri 11/7

10:57 p.m.-11:58 p.m.

Nonstop1h 01m

C$ 295

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 58 results
1
2
3
...
6

Best time to book a flight from British Columbia to Seattle

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

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

Currently, January is the cheapest month in which you can book a flight from British Columbia to Seattle (average of C$ 261). Flying from British Columbia 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 BC to SEA?

Find hourly flight availability from British Columbia 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 12 June 2025.

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

Weekly flight availability from British Columbia to Seattle

Explore weekly flight availability from British Columbia 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 12 June 2025.

The most flights from CABC to SEA are scheduled on a Thursday (87 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (42 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 12 June 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and Hawaiian Airlines from British Columbia 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
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
Finnair
7.6
Good
1,290 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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 British Columbia 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 British Columbia?

    If you book a flight to Seattle from British Columbia, 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 British Columbia to Seattle one-way?

    One-way options have recently been found by users for as low as C$ 146 on WestJet. Other airlines that offer cheap prices include Alaska Airlines from C$ 156 and Air Canada from C$ 159 one-way.

  • What are the most popular routes from British Columbia to Seattle?

    The most popular route from British Columbia to Seattle is Vancouver Intl - Seattle/Tacoma Intl. You may also consider Calgary - Seattle/Tacoma Intl or Victoria Intl - Seattle/Tacoma Intl.

  • What are the most reliable airlines from British Columbia to Seattle?

    No one likes to see their flight delayed. When booking a flight from British Columbia to Seattle consider choosing Singapore Airlines (97%), Aeromexico (96%) or LATAM Airlines (96%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from British Columbia to Seattle?

    Looking for the cheapest flight from British Columbia to Seattle? While on average our users pay C$ 2,684, our data indicates the cheapest price to be C$ 176. The most popular route (Vancouver Intl - Seattle/Tacoma Intl), is priced around C$ 291.

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

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

  • How can I find direct flights from British Columbia to Seattle?

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

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

    Yes. Cheapflights offers flight deals from British Columbia 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 British Columbia to Seattle?

    Currently, January is the cheapest month in which you can book a flight from British Columbia to Seattle (average of C$ 261). Flying from British Columbia 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 British Columbia?

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

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 British Columbia to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Seattle flights
Vancouver Intl to Seattle flights
Pierre Elliott Trudeau Intl to Seattle flights
Calgary to Seattle flights
Vancouver Intl to Portland flights
Edmonton to Seattle flights
Hamilton to Seattle flights
Victoria to Seattle flights
Region of Waterloo Intl to Seattle flights
Pearson Intl to Portland flights
Toronto Island to Seattle flights
Saskatoon to Seattle flights
Ottawa to Seattle flights
Winnipeg to Portland flights
Ottawa to Portland flights
Edmonton to Portland flights
Hamilton to Portland flights
Kelowna to Seattle flights
Calgary to Portland flights
Region of Waterloo Intl to Portland flights
Winnipeg to Seattle flights
Victoria to Portland flights
Vancouver Intl to Spokane flights
Pierre Elliott Trudeau Intl to Portland flights
Québec City to Seattle flights
Toronto Island to Portland flights
Halifax to Seattle flights
Edmonton to Spokane flights
Saskatoon to Portland flights
Pearson Intl to Spokane flights
Vancouver Intl to Bellingham flights
Kelowna to Portland flights
Regina to Seattle flights
Calgary to Spokane flights
Kamloops to Portland flights
Pierre Elliott Trudeau Intl to Spokane flights
Windsor to Seattle flights
London to Seattle flights
Medicine Hat to Seattle flights
Prince George to Seattle flights
Pierre Elliott Trudeau Intl to Pasco flights
London to Portland flights
Fort St. John to Spokane flights
Sault Ste Marie to Seattle flights

Top 6 airlines flying from British Columbia to Seattle

Discover the top 6 airlines that operate flights from British Columbia 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 166AverageC$ 319FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 174AverageC$ 305FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapestC$ 183AverageC$ 335FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapestC$ 185AverageC$ 301FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 248AverageC$ 395FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Harbour Air SeaplanesCheapestC$ 303AverageC$ 378FlexibilityNo cancel feeOn-timeN/A
Search Harbour Air Seaplanes 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 British Columbia to Seattle?

Deals for British Columbia 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 British Columbia to Seattle?

Cheapflights helps you find that perfect flight to Seattle from British Columbia 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 British Columbia to Seattle with no change fees?

Need flexible booking options for your flight to Seattle from British Columbia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on British Columbia to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the 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.