Direct flights from Seattle to Charleston

Did you mean Flights from Charleston to Seattle?

Seattle

United States

SEA

Seattle Tacoma International Airport

Charleston

United States

CHS

Charleston Air Force Base-International Airport

Route: Nonstop service available
Distance: 2,410 miles
Marketing airlines: 1 airline
Aircraft: 4 aircraft types
Dates: Oct 15, 2026 – Sep 25, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

The award price preview is temporarily unavailable. This does not mean the route is sold out. Use the search controls to check other dates and routes.

Seattle to Charleston route overview

Seattle Tacoma International Airport (SEA) serves Seattle; Charleston Air Force Base-International Airport (CHS) serves Charleston.

The airports are 2,410 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from SEA to CHS.

Marketing airlines listed in the current schedule, including codeshare sellers, are Alaska Airlines (AS). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Oct 15, 2026 – Sep 25, 2027.

Marketing airlines on the Seattle to Charleston route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

Alaska Airlines (AS)Codeshare only

Airline alliance affiliations represented: Oneworld

Aircraft flying from SEA to CHS

Frequently asked questions

Which airports serve the Seattle to Charleston route?

Seattle Tacoma International Airport (SEA) is the origin airport and Charleston Air Force Base-International Airport (CHS) is the destination airport.

How far is Charleston from Seattle?

SEA and CHS are approximately 2,410 miles apart by great-circle distance.

Are there direct flights from SEA to CHS?

Yes. Roame's current schedule feed shows nonstop service from SEA to CHS.

Which airlines market flights from SEA to CHS?

Which aircraft fly from SEA to CHS?

Aircraft listed in the current schedule include Boeing 737-900 / Boeing 737-900ER (739), Boeing 737-800 Winglets (73H), Boeing 737-900 Winglets (73J) and Boeing 737 MAX 8 (7M8).