Flights to Banff from Seattle

View ฿2,315 flight on Thu, 2 Oct 2025Opens in a new window

Popular airlines from Seattle to Banff

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Seattle (SEA) to Banff (YYC)

Prices were available within the past 7 days and start at ฿2,315 for one-way flights and ฿6,155 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, 2 Oct - Wed, 8 Oct
SEA
Seattle
YYC
Calgary
฿6,155 Return, found 3 days ago
฿6,155
Return
found 3 days ago
Select Air Canada flight, departing Thu, 2 Oct from Seattle to Calgary, returning Wed, 8 Oct, priced at ฿6,155 found 3 days ago
WestJet
Thu, 2 Oct - Wed, 8 Oct
SEA
Seattle
YYC
Calgary
฿6,245 Return, found 3 days ago
฿6,245
Return
found 3 days ago
Select WestJet flight, departing Thu, 2 Oct from Seattle to Calgary, returning Wed, 8 Oct, priced at ฿6,245 found 3 days ago
United
Thu, 2 Oct - Wed, 8 Oct
SEA
Seattle
YYC
Calgary
฿6,340 Return, found 3 days ago
฿6,340
Return
found 3 days ago
Select United flight, departing Thu, 2 Oct from Seattle to Calgary, returning Wed, 8 Oct, priced at ฿6,340 found 3 days ago
United
Thu, 2 Oct - Wed, 8 Oct
SEA
Seattle
YYC
Calgary
฿6,775 Return, found 3 days ago
฿6,775
Return
found 3 days ago
Select United flight, departing Thu, 2 Oct from Seattle to Calgary, returning Wed, 8 Oct, priced at ฿6,775 found 3 days ago
Delta
Thu, 2 Oct - Wed, 8 Oct
SEA
Seattle
YYC
Calgary
฿9,565 Return, found 3 days ago
฿9,565
Return
found 3 days ago
Select Delta flight, departing Thu, 2 Oct from Seattle to Calgary, returning Wed, 8 Oct, priced at ฿9,565 found 3 days ago
American Airlines
Sun, 19 Oct - Fri, 24 Oct
SEA
Seattle
YYC
Calgary
฿18,835 Return, found 12 hours ago
฿18,835
Return
found 12 hours ago
Select American Airlines flight, departing Sun, 19 Oct from Seattle to Calgary, returning Fri, 24 Oct, priced at ฿18,835 found 12 hours ago

Find the cheapest month to fly from Seattle (SEA) to Calgary (YYC)

September is typically the cheapest month to fly

From ฿4,748 - ฿8,381 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.