Alaska
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United States
Seattle–Tacoma International Airport
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United States
Charleston International Airport / Charleston AFB
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Scan through all non-stop flights from Seattle / Tacoma to Charleston. The full flight schedule below gives an overview of all non-stop flights from SEA to CHS, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Charleston is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit Charleston any time of the year, but the best months to explore are from to and from to .
Currently, there is only one airline operating non-stop flights from Seattle / Tacoma SEA to Charleston CHS, which is Alaska. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their SEA CHS flight schedule.
Flights from SEA to CHS are operated 7 times a week, with an average of 1 flight per day. Departure times vary between 08:39 - 10:00. The earliest flight departs at 08:39, the last flight departs at 10:00. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Seattle / Tacoma to Charleston takes 5 hours and 15 minutes. The flight distance between Seattle / Tacoma and Charleston is 2,409 miles (or 3,877 km).
There is 1 airport in Charleston: Charleston International Airport / Charleston AFB (CHS).
There are 7 flights per week flying from Seattle / Tacoma to Charleston (as of April 2026).
5 hours and 15 minutes is the average flight time from Seattle / Tacoma to Charleston.
The distance from Seattle / Tacoma to Charleston is 2,409 miles (3,877 kilometers).
Alaska is the only airline flying nonstop from Seattle / Tacoma to Charleston.
Oneworld is currently the only alliance flying nonstop from Seattle / Tacoma to Charleston.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Seattle / Tacoma to Charleston:
The earliest flight departs at 08:39 from Seattle / Tacoma and arrives at 16:58 at Charleston.
The latest flight departs at 10:00 from Seattle / Tacoma and arrives at 18:26 at Charleston.
2,409 miles (3,877 km) · 5h 15m
09:38
17:53
Alaska
Oneworld
AS 787
Alaska
Boeing 737 MAX 9
Y
W
J
F
09:38
17:53
Alaska
Oneworld
AS 787
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
09:38
17:56
Alaska
Oneworld
AS 787
Alaska
Boeing 737 MAX 9
Y
W
J
F
09:38
17:56
Alaska
Oneworld
AS 787
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
09:38
17:56
Alaska
Oneworld
AS 787
Alaska
Boeing 737-800 (winglets)
Y
W
J
F
09:38
17:56
Alaska
Oneworld
AS 787
Alaska
Boeing 737 MAX 9
Y
W
J
F
09:39
18:07
Alaska
Oneworld
AS 787
Alaska
Boeing 737 MAX 9
Y
W
J
F
09:39
18:07
Alaska
Oneworld
AS 787
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
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