Seattle to Calgary
Seattle to Calgary is cheapest in October. September, the most expensive month we measured, costs about 360 € more.
Seattle to Calgary is 726 km flown direct. Every fare we measured came from WS.
That comes from pricing 298 departure dates across 11 months. Every figure below is a fare we measured on the day shown, not a live quote. When we have nothing fresh to say about a route, its page stops existing.
What is a good price from Seattle to Calgary?
Anything at or below the quarter mark beats three in four of the 298 one-way fares we measured here. Above the median, wait or move the date.
seen 26 Sep 2026
How far ahead do the cheap fares sit?
When we measured, the cheapest quarter of fares sat between 37 and 106 days before departure, closer in than the market as a whole. The cheap fares were on nearer dates, not months away, when we looked.
a snapshot of where the cheap seats sat, seen 26 Sep 2026
Which day of the week is cheapest?
On average, Thursday departures came out lowest and Saturday highest, a spread of about 110 €. The day matters less than the month here: pick the month first, then the day.