Flight Routes from Charleston to Seattle Tacoma

Trip type

Our cheapest offers for flights from Charleston (CHS) to Seattle-Tacoma (SEA)

Here you can compare cheap flights from Charleston (CHS) to Seattle Tacoma (SEA) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Seattle Tacoma. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Charleston
Seattle-Tacoma
Outbound
09/01/26
1 Stopover (DFW)
AA2166, AA2003
09h 54min
Return
09/09/26
1 Stopover (DFW)
AA0767, AA1422
07h 46min
American Airlines ?
$247
Best option
Charleston
Seattle-Tacoma
Outbound
09/12/26
direct
AS0787
05h 51min
Return
09/20/26
direct
AS0787
05h 27min
Alaska Airlines ?
$328
Charleston
Seattle-Tacoma
Outbound
08/20/26
direct
AS0787
05h 51min
Return
08/25/26
direct
AS0787
05h 20min
Alaska Airlines ?
$330
Charleston
Seattle-Tacoma
Outbound
08/20/26
1 Stopover (DFW)
AA1435, AA0757
10h 56min
Return
08/25/26
1 Stopover (CLT)
AA0854, AA1586
09h 23min
American Airlines
$337
Charleston
Seattle-Tacoma
Outbound
09/12/26
1 Stopover (ORD)
UA0563, UA2211
08h 47min
Return
09/20/26
1 Stopover (ORD)
UA0747, UA1795
08h 41min
United Airlines
$343
Charleston
Seattle-Tacoma
Outbound
08/20/26
direct
AS0787
05h 51min
Return
08/25/26
direct
AS0787
05h 20min
Alaska Airlines
$344
Charleston
Seattle-Tacoma
Outbound
09/01/26
1 Stopover (EWR)
UA2693, UA1796
11h 24min
Return
09/09/26
1 Stopover (DEN)
UA1505, UA1429
09h 54min
United Airlines
$345
Charleston
Seattle-Tacoma
Outbound
08/20/26
direct
AS0787
05h 51min
Return
08/25/26
direct
AS0787
05h 20min
Alaska Airlines
$347
Charleston
Seattle-Tacoma
Outbound
08/20/26
direct
AS0787
05h 51min
Return
08/25/26
direct
AS0787
05h 20min
Alaska Airlines ?
$348
Charleston
Seattle-Tacoma
Outbound
08/20/26
direct
AS0787
05h 51min
Return
08/25/26
direct
AS0787
05h 20min
Alaska Airlines
$362
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Charleston to Seattle Tacoma

Favorite airline: Alaska Airlines
The majority of passengers on the route Charleston – Seattle-Tacoma prefer to fly with Alaska Airlines.
Alaska Airlines
47 %
United Airlines
29 %
Delta
6 %
Stopover flights are the cheapest connection
Compared to direct flights, flights with a stopover on this route are on average 20 % cheaper.
non stop flight
1 stop
2 stops
05h 56min
10h 20min
16h 27min
$319
$265
$443
The favorite connection is non-stop
Flights from Charleston to Seattle-Tacoma are most often booked as a direct flight.
Route
bookings
Direct flights
05h 56min, from $319
67 %
1 stopover New York - John F. Kennedy International Airport, NY
10h 20min, from $265
22 %
1 stopover Houston - George Bush Intercontinental Airport, TX
09h 01min, from $387
11 %

Important flight information

Flight information: Charleston - Seattle-Tacoma

Roundtrip from $246.78
Flight duration min. 06:15 / max. 10:15
Return flight duration min. 05:05
Distance 3884 km
Flights per week 7
Departure airport Airport Charleston-SC (CHS)
Arrival airport Airport Seattle-Tacoma International Airport, WA (SEA)
Destination country Flights to United States
Departure airport - Destination country Charleston-SC - United States
Alternative routes to United States
Alternative flights to Seattle-Tacoma
Flight destinations with a similar price
Flight destinations with a similar price