Cheap flights from Seattle to Charleston

Cheapest current fares: $231 in June 2026, 3,880 km direct flight in ~4h 34m.

Last updated · By

Live fares · SEA → CHS

Cheapest month-by-month fares

Lowest available fare per calendar month from Seattle (SEA) to Charleston (CHS). Refreshed daily.

Seattle (SEA) → Charleston (CHS)

  1. June 2026 $231

Frequently asked questions

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

    Based on current 6-month forward fare data, June 2026 is the cheapest month to fly from Seattle (SEA) to Charleston (CHS), with fares starting from $231.

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

    The lowest currently-listed fare from Seattle (SEA) to Charleston (CHS) is $231 on 2026-06-01.

  • How long is the flight from Seattle to Charleston?

    Direct flights from SEA to CHS cover approximately 3,880 km (2,411 miles), with an estimated flight time of 4h 34m. Operating airlines: AS.

Related guides for this route

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

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