Cheap flights from British Columbia to Seattle from C$ 150

If you aren’t able to travel to Seattle during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of C$ 290.

Our data shows that Friday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as C$ 1,009. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around C$ 1,199. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.

Our most recent data shows that the best time of day to fly to Seattle is in the evening. Flights from British Columbia to Seattle during this time can be as low as C$ 898. Flights at noon are often more expensive with an average ticket price of C$ 1,638.

Fly from Vancouver Intl to Seattle/Tacoma Intl for the best British Columbia - Seattle/Tacoma Intl flight prices

You are more likely to see cheaper flights to Seattle from British Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around C$ 312 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from British Columbia for as low as C$ 265 on momondo.

There are 4 cabin classes available to choose from on British Columbia to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

WestJet, Delta, and Air Canada are the most popular carriers operating from British Columbia to Seattle/Tacoma Intl

Alaska Airlines, Air Canada and WestJet are the top three most popular airlines that fly to Seattle from British Columbia according to our data. Alaska Airlines is the first choice among our users, with 52% of people opting to fly with this airline when travelling to Seattle. Keep in mind that there are 4 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

74 flights are operational daily from British Columbia to Seattle as of August 2026. The most popular departure time for this route is 5:00p.m., with 45% of flights per day taking off in the afternoon.

519 flights are operational weekly from British Columbia to Seattle as of August 2026. The most popular departure day for this route is Sun, with 18% of flights per week taking off on this day.