How long is the flight from British Columbia to Seattle?

Departing from British Columbia to Seattle will take you 1h 16m. Airlines will cover a distance of 352 km. Both multi-stop and direct flights can be found to your destination and back.

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$ 84 on WestJet. Other airlines that offer cheap prices include Alaska Airlines from C$ 118 and Harbour Air Seaplanes from C$ 137 one-way.

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.

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).

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

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

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$ 2,024, our data indicates the cheapest price to be C$ 239. The most popular route (Calgary - Seattle/Tacoma Intl), is priced around C$ 404.

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 LATAM Airlines (93%), WestJet (92%) or Scandinavian Airlines (89%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from British Columbia to Seattle?

Before booking your flight from British Columbia to Seattle check out the most popular airlines for this route: Alaska Airlines, Air Canada or WestJet.

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.

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.

C$ 176+ Cheap Flights from British Columbia to Seattle

Cheap flight deals from British Columbia to Seattle

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 5 November 2026.

Fri 18/129:05 a.m. -

Nonstop1h 25m

Sun 20/122:30 p.m. -

2 stops7h 00m

Deal found 1/11C$ 321

Fri 18/122:30 p.m. -

Nonstop1h 16m

Fri 25/129:28 p.m. -

Nonstop1h 20m

Deal found 3/11C$ 325

Fri 18/129:05 a.m. -

Nonstop1h 25m

Fri 25/122:30 p.m. -

1 stop6h 50m

Deal found 3/11C$ 339

Fri 4/126:15 p.m. -

Nonstop1h 07m

Sat 5/1210:10 a.m. -

Nonstop1h 11m

Deal found 1/11C$ 341

Sat 12/125:50 a.m. -

1 stop4h 42m

Sun 13/123:15 p.m. -

1 stop4h 12m

Deal found 1/11C$ 346

Sun 27/129:05 a.m. -

Nonstop1h 25m

Sun 3/111:00 a.m. -

Nonstop1h 20m

Deal found 3/11C$ 348

Sat 12/127:15 p.m. -

1 stop3h 42m

Mon 14/128:40 a.m. -

1 stop8h 58m

Deal found 1/11C$ 352

Fri 4/1212:55 p.m. -

Nonstop1h 06m

Fri 4/123:59 p.m. -

1 stop7h 00m

Deal found 4/11C$ 359

Thu 19/116:15 p.m. -

Nonstop1h 07m

Sun 22/1110:10 a.m. -

Nonstop1h 10m

Deal found 1/11C$ 360

Tue 8/127:45 a.m. -

1 stop6h 55m

Thu 10/122:30 p.m. -

1 stop6h 50m

Deal found 4/11C$ 362

Thu 19/117:00 a.m. -

Nonstop1h 07m

Sun 22/119:37 p.m. -

Nonstop1h 07m

Deal found 31/10C$ 367

Sat 5/122:35 p.m. -

Nonstop1h 04m

Sun 6/129:34 p.m. -

Nonstop1h 10m

Deal found 2/11C$ 369

Best flights from British Columbia to Seattle
Discover carefully curated flight deals from British Columbia to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Fri 26/38:00 a.m. -

Nonstop1h 16m

Tue 30/312:30 p.m. -

Nonstop1h 17m

Deal found 3/11C$ 352

Mon 11/17:45 a.m. -

1 stop6h 55m

Fri 15/111:00 a.m. -

Nonstop1h 20m

Deal found 4/11C$ 359

Thu 19/114:08 p.m. -

1 stop6h 42m

Sun 22/1110:10 a.m. -

Nonstop1h 10m

Deal found 1/11C$ 409

Fri 4/125:50 a.m. -

2 stops16h 31m

Mon 7/123:15 p.m. -

1 stop4h 12m

Deal found 1/11C$ 409

Tue 26/16:10 a.m. -

1 stop4h 22m

Tue 2/33:15 p.m. -

1 stop6h 25m

Deal found 31/10C$ 426

Mon 21/127:16 a.m. -

Nonstop1h 19m

Mon 4/17:52 p.m. -

Nonstop1h 14m

Deal found 2/11C$ 493

Mon 21/128:00 a.m. -

Nonstop1h 18m

Fri 25/129:28 p.m. -

Nonstop1h 20m

Deal found 3/11C$ 352

Fri 26/38:00 a.m. -

Nonstop1h 16m

Mon 29/37:55 p.m. -

Nonstop1h 17m

Deal found 3/11C$ 352

Sat 5/121:36 p.m. -

1 stop8h 45m

Sun 13/127:05 p.m. -

Nonstop1h 04m

Deal found 1/11C$ 409

Sat 28/117:15 p.m. -

1 stop3h 42m

Sat 5/125:05 a.m. -

2 stops27h 33m

Deal found 31/10C$ 423

Sun 13/1212:55 p.m. -

Nonstop1h 06m

Wed 16/129:34 p.m. -

Nonstop1h 10m

Deal found 1/11C$ 369

Mon 16/118:00 a.m. -

1 stop7h 39m

Thu 19/118:40 a.m. -

Nonstop1h 11m

Deal found 1/11C$ 422

Wed 16/127:45 a.m. -

1 stop6h 55m

Wed 23/122:30 p.m. -

1 stop26h 10m

Deal found 1/11C$ 469

Sun 6/1211:35 a.m. -

1 stop7h 47m

Wed 9/123:15 p.m. -

1 stop6h 26m

Deal found 1/11C$ 469

Sat 12/125:50 a.m. -

2 stops16h 31m

Mon 14/125:28 p.m. -

2 stops28h 05m

Deal found 1/11C$ 431

Tue 22/124:25 p.m. -

1 stop7h 51m

Fri 1/17:05 p.m. -

Nonstop1h 04m

Deal found 31/10C$ 434

Fri 12/28:00 a.m. -

Nonstop1h 16m

Mon 15/27:55 p.m. -

Nonstop1h 17m

Deal found 2/11C$ 409

Wed 25/1112:05 p.m. -

2 stops10h 45m

Mon 30/113:15 p.m. -

1 stop4h 12m

Deal found 31/10C$ 455

Tue 26/15:30 a.m. -

2 stops9h 10m

Tue 2/32:30 p.m. -

1 stop19h 10m

Deal found 31/10C$ 559

Fri 29/112:05 p.m. -

2 stops12h 10m

Sun 31/17:00 a.m. -

2 stops14h 28m

Deal found 31/10C$ 471

Fri 18/124:25 p.m. -

1 stop7h 51m

Mon 4/110:10 a.m. -

Nonstop1h 11m

Deal found 4/11C$ 494

Sat 23/16:40 p.m. -

Nonstop1h 02m

Sun 24/19:59 a.m. -

Nonstop1h 06m

Deal found 2/11C$ 452

Fri 25/124:30 p.m. -

1 stop6h 27m

Fri 1/18:40 a.m. -

1 stop6h 14m

Deal found 4/11C$ 613

Mon 21/124:25 p.m. -

1 stop7h 51m

Mon 28/121:02 p.m. -

1 stop8h 56m

Deal found 31/10C$ 479

Tue 26/15:30 a.m. -

2 stops9h 10m

Mon 1/32:30 p.m. -

2 stops18h 35m

Deal found 4/11C$ 582

Sat 5/121:36 p.m. -

1 stop8h 45m

Sun 13/127:00 a.m. -

1 stop5h 43m

Deal found 1/11C$ 480

Tue 15/127:05 p.m. -

2 stops19h 35m

Thu 17/122:30 p.m. -

1 stop23h 25m

Deal found 4/11C$ 586

Wed 2/121:36 p.m. -

2 stops11h 08m

Sat 5/121:14 p.m. -

1 stop8h 05m

Deal found 1/11C$ 480

Fri 8/16:55 p.m. -

1 stop4h 02m

Sat 9/13:15 p.m. -

1 stop3h 22m

Deal found 3/11C$ 718

Thu 3/126:00 a.m. -

1 stop8h 40m

Thu 10/122:30 p.m. -

1 stop18h 25m

Deal found 4/11C$ 606

Find flight deals from British Columbia to Seattle

Round-trip from	C$ 310
One-way from	C$ 176
Popular in	October
Cheapest in	January
Average price	C$ 383
Good round-trip deal	C$ 510 or less
Good one-way deal	C$ 245 or less

WestJet
2/2-5/2
1 total stop
8h 15m total
British Columbia to Seattle

Search Deals

WestJet
10/1-31/12
1 total stop
3h 30m total
British Columbia to Seattle

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (C$ 82 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 10 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2026

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

Cheapflights Fare Finder

Use the filters below to find and compare flights from British Columbia to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KelownaSeattle

YLW Kelowna - SEA Seattle/Tacoma Intl

YLWSEA

Kelowna

Sun 27/12

9:05 a.m.-9:30 a.m.

Nonstop1h 25m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 208

Quickest round-trip

VancouverSeattle

YVR Vancouver Intl - SEA Seattle/Tacoma Intl

YVRSEA

Vancouver Intl

Sat 30/1

6:40 p.m.-6:42 p.m.

Nonstop1h 02m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 211

VancouverSeattle

YVR Vancouver Intl - SEA Seattle/Tacoma Intl

YVRSEA

Vancouver Intl

Tue 24/11

7:00 a.m.-7:07 a.m.

Nonstop1h 07m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 212

VancouverSeattle

YVR Vancouver Intl - SEA Seattle/Tacoma Intl

YVRSEA

Vancouver Intl

Thu 31/12

7:00 a.m.-7:10 a.m.

Nonstop1h 10m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 212

VancouverSeattle

YVR Vancouver Intl - SEA Seattle/Tacoma Intl

YVRSEA

Vancouver Intl

Thu 26/11

2:35 p.m.-2:42 p.m.

Nonstop1h 07m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 212

VancouverSeattle

YVR Vancouver Intl - SEA Seattle/Tacoma Intl

YVRSEA

Vancouver Intl

Fri 5/3

1:00 p.m.-6:26 p.m.

1 stop6h 26m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 236

VancouverSeattle

YVR Vancouver Intl - SEA Seattle/Tacoma Intl

YVRSEA

Vancouver Intl

Thu 3/12

2:00 p.m.-8:47 p.m.

1 stop7h 47m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 236

VancouverSeattle

YVR Vancouver Intl - SEA Seattle/Tacoma Intl

YVRSEA

Vancouver Intl

Tue 24/11

2:00 p.m.-11:18 p.m.

1 stop10h 18m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 236

KelownaSeattle

YLW Kelowna - SEA Seattle/Tacoma Intl

YLWSEA

Kelowna

Tue 15/12

3:55 p.m.-9:44 a.m.

2 stops18h 49m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 239

KelownaSeattle

YLW Kelowna - SEA Seattle/Tacoma Intl

YLWSEA

Kelowna

Fri 18/12

8:00 a.m.-8:18 a.m.

Nonstop1h 18m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 239

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

YLW-SEA

YVR-SEA

YYJ-SEA

YKA-SEA

YXS-SEA

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

CABC-SEA

YLW-SEA

YVR-SEA

YYJ-SEA

YKA-SEA

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

Currently, February is the cheapest month in which you can book a flight from British Columbia to Seattle (average of C$ 303). Flying from British Columbia to Seattle in September is currently the most expensive (average of C$ 478). 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?

It’s optimal to fly from British Columbia to Seattle in the afternoon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight at noon.

Weekly flight availability from British Columbia to Seattle

The most flights from CABC to SEA are scheduled on a Monday (47 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (34 on average).

How much does it cost to fly round-trip from British Columbia to Seattle?

Airfare is typical for this route at the moment.

British Columbia to Seattle flights typically cost between C$ 207 and C$ 448 in December.
The cheapest round-trip price found within the last 5 days was C$ 341 on Air Canada (4 Dec-5 Dec).

How far ahead should I book a flight from British Columbia to Seattle?

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from British Columbia to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest day to fly from British Columbia to Seattle?

Travelers seeking maximum savings on their British Columbia to Seattle flight should consider departing on Saturday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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.
How long is the flight from British Columbia to Seattle?
Departing from British Columbia to Seattle will take you 1h 16m. Airlines will cover a distance of 352 km. Both multi-stop and direct flights can be found to your destination and back.
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$ 84 on WestJet. Other airlines that offer cheap prices include Alaska Airlines from C$ 118 and Harbour Air Seaplanes from C$ 137 one-way.
What are the most popular routes from British Columbia to Seattle?
The most popular route from British Columbia to Seattle is Calgary - Seattle/Tacoma Intl. You may also consider Vancouver Intl - Seattle/Tacoma Intl or Kelowna - 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 LATAM Airlines (93%), WestJet (92%) or Scandinavian Airlines (89%) 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$ 2,024, our data indicates the cheapest price to be C$ 239. The most popular route (Calgary - Seattle/Tacoma Intl), is priced around C$ 404.
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, February is the cheapest month in which you can book a flight from British Columbia to Seattle (average of C$ 303). Flying from British Columbia to Seattle in September is currently the most expensive (average of C$ 478). 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

SeaTac

Kent

Tukwila

Mukilteo

Ellensburg

Renton

Lynnwood

Cashmere

Tacoma

Marysville

Federal Way

Kirkland

Leavenworth

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for British Columbia to Seattle

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Edmonton to Spokane flights

Sault Ste Marie to Seattle flights

Top 4 airlines flying from British Columbia to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 143	AverageC$ 397	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Harbour Air Seaplanes	CheapestC$ 150	AverageC$ 304	FlexibilityNo cancel fee	On-timeN/A	Search Harbour Air Seaplanes flights
WestJet	CheapestC$ 158	AverageC$ 465	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Alaska Airlines	CheapestC$ 189	AverageC$ 392	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights

Fly with Cheapflights

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.

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Cheap flights from British Columbia to Seattle from C$ 176

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from British Columbia to Seattle

Cheapest flights from British Columbia to SeattleExplore 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 5 November 2026.

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 5 November 2026.

Best flights from British Columbia to SeattleDiscover carefully curated flight deals from British Columbia to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Discover carefully curated flight deals from British Columbia to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Direct flights from British Columbia to SeattleExplore direct flight options from British Columbia to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Explore direct flight options from British Columbia to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Last-minute flights from British Columbia to SeattleDiscover last-minute flight deals from British Columbia to Seattle. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals from British Columbia to Seattle. Data last updated 5 November 2026 and is based on user searches.

One-way flights from British Columbia to SeattleSearch for one-way flight options from British Columbia to Seattle. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Search for one-way flight options from British Columbia to Seattle. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Find flight deals from British Columbia to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from British Columbia to Seattle that are best for you.

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.

Cheapflights Insights

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

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 5 November 2026.

It’s optimal to fly from British Columbia to Seattle in the afternoon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight at noon.

Weekly flight availability from British Columbia to Seattle

The most flights from CABC to SEA are scheduled on a Monday (47 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (34 on average).

How much does it cost to fly round-trip from British Columbia to Seattle?

Airfare is typical for this route at the moment.

British Columbia to Seattle flights typically cost between C$ 207 and C$ 448 in December.The cheapest round-trip price found within the last 5 days was C$ 341 on Air Canada (4 Dec-5 Dec).

How far ahead should I book a flight from British Columbia to Seattle?

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from British Columbia to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest day to fly from British Columbia to Seattle?

Use this chart to determine the cheapest time to fly round-trip from British Columbia to Seattle. Price data was last updated on 31 October 2026.

Travelers seeking maximum savings on their British Columbia to Seattle flight should consider departing on Saturday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

What airport do you fly into for flights to Seattle from British Columbia?

How long is the flight from British Columbia to Seattle?

What are the cheapest airlines to fly from British Columbia to Seattle one-way?

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

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

What are the cheapest flights from British Columbia to Seattle?

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

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

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

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

Travelling to a place near Seattle?

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.

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Direct flights to Washington

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British Columbia and Seattle flights

Browse other British Columbia and Seattle flight options. Last updated on 5 November 2026.

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Other flights to Seattle

Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 5 November 2026.

Top 4 airlines flying from British Columbia to Seattle

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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 5 November 2026.

Best flights from British Columbia to Seattle
Discover carefully curated flight deals from British Columbia to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Direct flights from British Columbia to Seattle
Explore direct flight options from British Columbia to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Last-minute flights from British Columbia to Seattle
Discover last-minute flight deals from British Columbia to Seattle. Data last updated 5 November 2026 and is based on user searches.

One-way flights from British Columbia to Seattle
Search for one-way flight options from British Columbia to Seattle. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

British Columbia to Seattle flights typically cost between C$ 207 and C$ 448 in December.
The cheapest round-trip price found within the last 5 days was C$ 341 on Air Canada (4 Dec-5 Dec).