From Pioneer Sq Stn & 3rd Av - James - Bay C tram to Seattle airport, fly to Calgary airport, then line 300 bus to Calgary. 4hrs 46min $115. From Seattle, WA bus to Bellingham, WA, taxi to Abbotsford airport, fly to Calgary airport, then line 300 bus to Calgary. 5hrs 21min $211. From Seattle King Street train to Vancouver, BC then line 5000 bus to Calgary, AB. 21hrs 15min $171. From Seattle drive to Calgary. 13hrs 02min $115.