Flights from Charleston to Seattle Tacoma

Our cheapest offers for flights from Charleston to Seattle Tacoma

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
06/18/25
1 Stopover (ATL)
DL3107, DL0472
09h 02min
Return
07/15/25
1 Stopover (ATL)
DL0652, DL3091
07h 08min
Delta Air Lines ?
$255
Best option
Charleston
Seattle-Tacoma
Outbound
06/20/25
direct
AS0402
05h 57min
Return
07/19/25
direct
AS0402
05h 16min
Alaska Airlines ?
$442
Charleston
Seattle-Tacoma
Pay attention to transfer at connecting flight
Outbound
04/21/25
2 Stopovers (TPA, LAS)
MX0101, NK0249, NK0742
25h 28min
Return
05/19/25
3 Stopovers (MSP, DTW, EWR)
SY0286, NK2383, NK0297, NK0943
20h 35min
Breeze Airways, Spirit Airlines
$405
Charleston
Seattle-Tacoma
Outbound
06/18/25
1 Stopover (DFW)
AA1435, AA3072
08h 39min
Return
07/15/25
1 Stopover (MIA)
AA1471, AA0557
10h 41min
American Airlines ?
$341
Charleston
Seattle-Tacoma
Outbound
06/18/25
1 Stopover (IAD)
UA6043, UA2136
08h 18min
Return
07/15/25
1 Stopover (IAD)
UA2402, UA1108
09h 09min
United Airlines ?
$397
Charleston
Seattle-Tacoma
Outbound
06/18/25
1 Stopover (DFW)
AA1435, AA3072
08h 39min
Return
07/15/25
1 Stopover (PHL)
AA1358, AA1526
08h 38min
American Airlines ?
$413
Charleston
Seattle-Tacoma
Outbound
06/08/25
1 Stopover (MSP)
SY1204, SY0289
12h 51min
Return
06/12/25
direct
AS0402
05h 16min
Sun Country Airlines
$429
Charleston
Seattle-Tacoma
Outbound
04/21/25
1 Stopover (PHL)
AA2986, AA2001
11h 55min
Return
05/19/25
1 Stopover (ORD)
AA3029, AA4219
07h 34min
American Airlines ?
$437
Charleston
Seattle-Tacoma
Outbound
06/20/25
direct
AS0402
05h 57min
Return
07/19/25
direct
AS0402
05h 16min
Alaska Airlines ?
$447
Charleston
Seattle-Tacoma
Outbound
06/20/25
direct
AS0402
05h 57min
Return
07/19/25
direct
AS0402
05h 16min
Alaska Airlines
$451
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 $254.04
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
Alternative routes to United States
Alternative flights to Seattle-Tacoma
Flight destinations with a similar price