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Cheap flights from Seattle to Charleston from C$ 151

SEA — CHS
24 Nov — 1 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Charleston

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Charleston

Wed 18/116:10 a.m. -
2 stops12h 30m
Tue 15/128:00 a.m. -
1 stop7h 50m
Deal found 23/10C$ 308
Wed 2/126:30 a.m. -
1 stop7h 00m
Sun 6/127:10 p.m. -
1 stop8h 25m
Deal found 21/10C$ 337
Thu 3/125:40 a.m. -
2 stops13h 00m
Sun 6/127:10 p.m. -
1 stop8h 25m
Deal found 23/10C$ 353
Sun 8/1112:15 a.m. -
1 stop12h 35m
Sat 14/116:40 a.m. -
2 stops12h 25m
Deal found 20/10C$ 356
Fri 4/126:30 a.m. -
1 stop7h 00m
Fri 11/127:10 p.m. -
1 stop8h 25m
Deal found 23/10C$ 374
Fri 4/126:10 a.m. -
2 stops10h 25m
Sat 12/129:45 a.m. -
2 stops13h 45m
Deal found 22/10C$ 385
Mon 14/125:40 a.m. -
2 stops13h 00m
Wed 16/121:25 p.m. -
2 stops12h 25m
Deal found 22/10C$ 401

Find flight deals from Seattle to Charleston

Round-trip from

C$ 301

One-way from

C$ 151

Popular in

November

Cheapest in

February

Average price

C$ 545
Delta
  • Delta
  • 8/2-17/2
  • 2 total stops
  • 23h 25m total
  • Seattle to Charleston
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Delta
  • Delta
  • 16/11-31/12
  • 1 total stop
  • 10h 11m total
  • Seattle to Charleston
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 133 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Seattle to Charleston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Mon 18/1

11:05 p.m.-12:21 p.m.

1 stop10h 16m

Charleston

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 151
Quickest round-trip

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Fri 4/12

6:30 a.m.-4:30 p.m.

1 stop7h 00m

Charleston

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 188

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Sat 27/2

12:15 a.m.-11:20 a.m.

1 stop8h 05m

Charleston

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 188

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Mon 16/11

10:56 p.m.-2:28 p.m.

2 stops12h 32m

Charleston

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 196

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Wed 11/11

7:35 p.m.-10:06 a.m.

2 stops11h 31m

Charleston

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 196

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Sun 24/1

6:00 a.m.-6:54 p.m.

1 stop9h 54m

Charleston

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 209

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Sun 24/1

7:28 p.m.-11:08 a.m.

2 stops12h 40m

Charleston

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 216

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Fri 16/4

7:40 a.m.-7:30 p.m.

1 stop8h 50m

Charleston

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 228

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Sun 15/11

6:00 a.m.-6:08 p.m.

1 stop9h 08m

Charleston

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 228

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Fri 4/12

7:30 p.m.-11:02 a.m.

2 stops12h 32m

Charleston

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 235

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/10

Showing 1-10 of 19 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston from Seattle with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Seattle to Charleston

How far ahead should I book a flight from Seattle to Charleston?

Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Charleston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Charleston?

Currently, February is the cheapest month in which you can book a flight from Seattle to Charleston (average of C$ 405). Flying from Seattle to Charleston in November is currently the most expensive (average of C$ 753). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to CHS?

When flying from Seattle to Charleston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Seattle to Charleston?

Airfare is below average for this route at the moment.

Seattle to Charleston flights typically cost between C$ 524 and C$ 876 in February.
The cheapest round-trip price found within the last 5 days was C$ 301 on Delta (8 Feb-13 Feb).

Related info for your journey

  • How popular is this Seattle to Charleston flight route?

    The Seattle/Tacoma Intl to Charleston flight path was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Seattle to Charleston?

    A quick flight from Seattle to Charleston can take about 7h. Delta provides one of the quickest options available for as low as C$ 559. Seattle and Charleston are separated by a distance of 3877 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Seattle to Charleston that include hotel bookings?

    Yes. In addition to deals on Seattle to Charleston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Charleston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Charleston.

  • Can I find deals for business class flights from Seattle to Charleston?

    Yes. Cheapflights offers flight deals from Seattle to Charleston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Charleston?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Charleston (average of C$ 405). Flying from Seattle to Charleston in November is currently the most expensive (average of C$ 753). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Charleston?

Book flights to Charleston if you plan to visit one of these locations
Walterboro

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Seattle to Charleston

Seattle to Charlotte flights

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