Cheapest one-way SEA–YYC flights, August

AirHint found the following cheapest one-way flights from Seattle (SEA) to Calgary (YYC) in August 2026 (see full year).

One-Way flights

12 Aug WestJet direct
28 Aug WestJet direct
09 Aug Air Canada
20 Aug Air Canada
22 Aug Air Canada
09 Aug WestJet direct
22 Aug WestJet direct
23 Aug WestJet direct
04 Aug WestJet direct
07 Aug WestJet direct

Also check the deals for return flights from Seattle to Calgary in August.

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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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