Cheapest return flights from Seattle to Calgary in October from $202

Best time to book flights for Seattle (SEA) to Calgary (YYC) flights at AirHint

AirHint found the following cheapest return flights from Seattle (SEA) to Calgary (YYC) in October 2025 (see full year).

Return flights

17 Oct - 19 Oct WestJet direct
17 Oct - 19 Oct WestJet
14 Oct - 19 Oct WestJet direct
14 Oct - 19 Oct WestJet
04 Oct - 07 Oct WestJet direct
04 Oct - 07 Oct WestJet
03 Oct - 10 Oct WestJet
20 Oct - 23 Oct WestJet
03 Oct - 10 Oct WestJet direct
20 Oct - 23 Oct Delta direct

Also check the deals for one-way flights from Seattle to Calgary in October.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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