Cheap flights from Pittsburgh to Seattle

Cheapest current fares: $140 in October 2026, 3,408 km direct flight in ~4h 1m.

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Live fares · PIT → SEA

Cheapest month-by-month fares

Lowest available fare per calendar month from Pittsburgh (PIT) to Seattle (SEA). Refreshed daily.

Pittsburgh (PIT) → Seattle (SEA)

  1. October 2026 $140
  2. August 2026 $163

Frequently asked questions

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

    Based on current 6-month forward fare data, October 2026 is the cheapest month to fly from Pittsburgh (PIT) to Seattle (SEA), with fares starting from $140.

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

    The lowest currently-listed fare from Pittsburgh (PIT) to Seattle (SEA) is $140 on 2026-10-24.

  • How long is the flight from Pittsburgh to Seattle?

    Direct flights from PIT to SEA cover approximately 3,408 km (2,118 miles), with an estimated flight time of 4h 1m. Operating airlines: AA, AS.

Related guides for this route

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

Full route page: PIT → SEA Cheapest month to fly to Seattle All flights from Pittsburgh All flights to Seattle Flights to USA Visa-free with USA passport AA routes AS routes