$156 Find Cheap Flights from Calgary to Seattle - Compare and Save

When flying from Calgary to Seattle, you should consider leaving on a Thursday and avoid Sundays if you are looking for the best rates. For your return to Calgary, you’ll find the best rates on Fridays and the most expensive ones on Sundays.

The cheapest month for flights from Calgary to Seattle is November, where tickets cost $196 (return) on average. On the other hand, the most expensive months are December and June, where the average cost of round-trip tickets is $331 and $307 respectively.

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at $403 on average.

To get a below average price on the flight from Calgary to Seattle, you should book around 2 weeks before departure, which saves you about 32% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 16 weeks before departure.

In the past 5 days, the cheapest round-trip tickets from Calgary to Seattle were found on Air Canada ($248) and WestJet ($268).

There are 3 airlines that fly nonstop from Calgary to Seattle. They are: Alaska Airlines, Delta and WestJet. The cheapest price of all airlines flying this route was found with WestJet at $144 for a round-trip flight. On average, the best prices for this route can be found at WestJet.

Weekly flights between Calgary and Seattle historically see delays in approximately 17% of cases, with the average delay over the past year being 116 minutes.

Typically, flights leaving at night tend to face fewer delays, whereas flights in the evening have historically encountered delays more often.

Statistically, Sunday is the day of the week with the fewest delays on this flight route, while Thursday has typically experienced more delays than other days.

Based on our data, Alaska Airlines have experienced the fewest delays on this route in the past 12 months, with only about 15% of their flights encountering any delays.

Vancouver (YVR) is the top choice – 91% of KAYAK users who clicked on 1-stop flights from Calgary to Seattle picked an itinerary connecting there.

Flights via Kelowna (YLW) offer the most affordable fares, with an average round-trip price of $211.

Consider flying via Kelowna (YLW) for the shortest journey. The average one-way travel time for flights connecting there is 3h 34m.

If you prefer a quick connection, Kelowna (YLW) often has the shortest layovers from Calgary to Seattle, with an average of 1h 27m.

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are between 5 and 6 nonstop flights that take off from Calgary and land in Seattle, with an average flight time of 1h 54m. The most common departure time is 7:00 pm and most flights take off in the morning. Each week, there are 41 flights. The most frequent day of departure is Monday, when 15% of all weekly flights depart. The fewest flights depart on a Wednesday.