Cheap flights from Alberta to Washington from C$ 171

In general, November is the cheapest month to fly from Alberta to State of Washington. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 301. If you’re not able to fly to State of Washington in November, then January is your next best option. Flight prices from Alberta to State of Washington during January average around C$ 320.

On average, the least expensive day to fly to State of Washington from Alberta is on a Friday. momondo users have found tickets for Friday departures for as low as C$ 671. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to State of Washington on Tuesday is C$ 1,832.

According to our data, the cheapest time of day to fly to State of Washington is in the afternoon. momondo users have found flights departing from Alberta to State of Washington in the afternoon for as low as C$ 541. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 1,853 on average. Flights to State of Washington from Alberta at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Calgary to Seattle/Tacoma Intl for the best Alberta - Washington flight prices

You are more likely to see cheaper flights to State of Washington from Alberta when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around C$ 402 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Alberta for as low as C$ 301 on momondo.

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

Air Canada, Alaska Airlines, and WestJet are the most popular carriers operating from Alberta to Washington

WestJet, Air Canada and Alaska Airlines are the top three most popular airlines that fly to State of Washington from Alberta according to our data. WestJet is the first choice among our users, with 64% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 4 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

The number of flights available between Alberta and State of Washington is 15 per day as of September 2026. The most frequent departure time is 11:00a.m., with 51% of daily flights leaving at noon.

The number of flights available between Alberta and State of Washington is 108 per week as of September 2026. The most frequent departure day is Mon, with 19% of weekly flights leaving on this day.