Cheap flights from Calgary to Seattle

Cheapest current fares: $147 in June 2026, 727 km direct flight in ~51m.

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Live fares · YYC → SEA

Cheapest month-by-month fares

Lowest available fare per calendar month from Calgary (YYC) to Seattle (SEA). Refreshed daily.

Calgary (YYC) → Seattle (SEA)

  1. June 2026 $147
  2. July 2026 $150

Frequently asked questions

  • What is the cheapest month to fly from Calgary to Seattle?

    Based on current 6-month forward fare data, June 2026 is the cheapest month to fly from Calgary (YYC) to Seattle (SEA), with fares starting from $147.

  • What is the lowest current fare from YYC to SEA?

    The lowest currently-listed fare from Calgary (YYC) to Seattle (SEA) is $147 on 2026-06-30.

  • How long is the flight from Calgary to Seattle?

    Direct flights from YYC to SEA cover approximately 727 km (452 miles), with an estimated flight time of 51m. Operating airlines: AS, WS.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: YYC → SEA Cheapest month to fly to Seattle All flights from Calgary All flights to Seattle Flights to USA Visa-free with Canada passport AS routes WS routes