Cheap flights from Seattle to Alberta from $87

The month of October is, on average, the cheapest month to fly to Alberta from Seattle, with most prices found around $257. If you don’t want to visit Alberta in October, then you should wait until November to fly from Seattle, when ticket prices are also cheap, with an average price of $264.

According to our data, Friday is the cheapest day to fly to Alberta from Seattle. The lowest ticket price found for a Friday departure recently was $324. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $407. These prices are subject to change though, so be sure to set up a Price Alert for flights to Alberta.

According to our data, the cheapest time of day to fly to Alberta is at noon. momondo users have found flights departing from Seattle to Alberta at noon for as low as $285. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Alberta, so prices are often more expensive at around $374 per ticket.

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

You are more likely to see cheaper flights to Alberta from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Alberta for around $319 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Alberta from Seattle for as low as $257 on momondo.

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

WestJet, Air Canada, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Alberta

WestJet, Alaska Airlines and Delta are the top three most popular airlines that fly to Alberta from Seattle according to our data. WestJet is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Alberta. Keep in mind that there are 4 different airlines that fly to Alberta on a routine basis, so you have a few additional options to choose from.

The number of flights available between Seattle and Alberta is 15 per day as of September 2026. The most frequent departure time is 3:00PM, with 44% of daily flights leaving in the afternoon.

110 flights are operational weekly from Seattle to Alberta as of September 2026. The most popular departure day for this route is Tue, with 19% of flights per week taking off on this day.