Cheap flight from Seattle to Charleston from $253
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Flights from Seattle to Charleston
Find cheap airlines flights from Seattle to Charleston
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Cheap flight deals from Seattle to Charleston
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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Cheapest nonstop
SEA 8:59 AM5h 18mNonstopCHS 5:17 PMSeattle - Charleston | Wed, Aug 20 | Alaska Airlines
CHS 6:13 PM5h 46mNonstopSEA 8:59 PMCharleston - Seattle | Wed, Aug 27 | Alaska Airlines$253 $37432% OFF32% OFF$374 $253 -
SEA 11:50 PM7h 48m1 stopsCHS 10:38 AMSeattle - Charleston | Tue, Aug 5 | Delta Air Lines
CHS 6:20 AM10h 30m1 stopsSEA 1:50 PMCharleston - Seattle | Tue, Aug 12 | Delta Air Lines$197 $37447% OFF47% OFF$374 $197 -
SEA 10:43 PM8h 37m1 stopsCHS 10:20 AMSeattle - Charleston | Tue, Aug 5 | American Airlines
CHS 6:03 PM5h 57mNonstopSEA 9:00 PMCharleston - Seattle | Tue, Aug 12 | Alaska Airlines$235 $37437% OFF37% OFF$374 $235 -
SEA 9:45 PM11h 25m1 stopsCHS 12:10 PMSeattle - Charleston | Tue, Jul 29 | Delta Air Lines
CHS 12:50 PM12h 58m1 stopsSEA 10:48 PMCharleston - Seattle | Tue, Aug 5 | Delta Air Lines$24534% OFF$374 $245
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SEA 9:30 PM9h 7m1 stopsCHS 9:37 AMSeattle - Charleston | Wed, Jul 30 | Delta Air Lines
CHS 6:23 PM8h 32m1 stopsSEA 11:55 PMCharleston - Seattle | Mon, Aug 4 | Delta Air Lines$24634% OFF$374 $246
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SEA 5:55 AM9h 5m1 stopsCHS 6:00 PMSeattle - Charleston | Wed, Jul 16 | Delta Air Lines
CHS 6:23 PM8h 32m1 stopsSEA 11:55 PMCharleston - Seattle | Thu, Jul 24 | Delta Air Lines$24933% OFF$374 $249
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SEA 1:22 AM7h 33m1 stopsCHS 11:55 AMSeattle - Charleston | Fri, Jul 4 | American Airlines
CHS 6:02 PM7h 53m1 stopsSEA 10:55 PMCharleston - Seattle | Thu, Jul 10 | American Airlines$25233% OFF$374 $252
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SEA 10:43 PM8h 35m1 stopsCHS 10:18 AMSeattle - Charleston | Tue, Jul 22 | American Airlines
CHS 6:03 PM5h 57mNonstopSEA 9:00 PMCharleston - Seattle | Tue, Jul 29 | Alaska Airlines$25333% OFF$374 $253
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SEA 8:01 PM10h 45m1 stopsCHS 9:46 AMSeattle - Charleston | Thu, Jul 3 | American Airlines
CHS 1:29 PM9h 56m1 stopsSEA 8:25 PMCharleston - Seattle | Thu, Jul 10 | American Airlines$25831% OFF$374 $258
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SEA 7:20 AM8h 34m1 stopsCHS 6:54 PMSeattle - Charleston | Wed, Aug 20 | Delta Air Lines
CHS 7:00 AM10h 44m1 stopsSEA 2:44 PMCharleston - Seattle | Wed, Aug 27 | Delta Air Lines$26628% OFF$374 $266
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SEA 1:00 PM17h 25m1 stopsCHS Invalid DateSeattle - Charleston | Tue, Jun 24 | Normal Airline
CHS 3:00 PM6hNonstopSEA 4:00 PMCharleston - Seattle | Thu, Jun 26 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
SEA 8:59 AM5h 18mNonstopCHS 5:17 PMSeattle - Charleston | Wed, Aug 20 | Alaska Airlines$127 $20237% OFF37% OFF$202 $127
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SEA 11:59 PM7h 39m1 stopsCHS 10:38 AMSeattle - Charleston | Fri, Jul 11 | Delta Air Lines$99 $20251% OFF51% OFF$202 $99
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SEA 11:20 PM7h1 stopsCHS 9:20 AMSeattle - Charleston | Sat, Aug 16 | Delta Air Lines$101 $20250% OFF50% OFF$202 $101
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SEA 8:16 PM10h 30m1 stopsCHS 9:46 AMSeattle - Charleston | Wed, Jul 30 | American Airlines$10548% OFF$202 $105
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SEA 8:01 PM10h 45m1 stopsCHS 9:46 AMSeattle - Charleston | Thu, Jul 3 | American Airlines$10647% OFF$202 $106
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SEA 7:15 AM11h 17m1 stopsCHS 9:32 PMSeattle - Charleston | Tue, Jul 15 | Delta Air Lines$10647% OFF$202 $106
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SEA 7:15 AM11h 17m1 stopsCHS 9:32 PMSeattle - Charleston | Tue, Jul 22 | Delta Air Lines$10647% OFF$202 $106
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SEA 9:45 PM11h 25m1 stopsCHS 12:10 PMSeattle - Charleston | Tue, Jul 29 | Delta Air Lines$12638% OFF$202 $126
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SEA 11:55 PM7h 28m1 stopsCHS 10:23 AMSeattle - Charleston | Sun, Jun 29 | American Airlines$13334% OFF$202 $133
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SEA 5:55 AM9h 5m1 stopsCHS 6:00 PMSeattle - Charleston | Wed, Jul 30 | Delta Air Lines$14328% OFF$202 $143
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SEA 1:00 PM17h 25m1 stopsCHS Invalid DateSeattle - Charleston | Tue, Jun 24 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Seattle to Charleston
| Cheapest one-way flight price | $98 |
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| Cheapest round-trip ticket price | $234 |
| Off-season for travel | April |
| Peak season for travel | March |
| Flight distance | 3,878.4 km |
| Average flight time | 5 hours 49 minutes |
| Popular airline | Alaska Airlines |
When is the cheapest time to fly from Seattle to Charleston?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Seattle (SEA) to Charleston (CHS) the cheapest?
Airlines adjust prices for flights from Seattle to Charleston based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Seattle (SEA) to Charleston (CHS) cost?
According to Trip.com's data, the lowest price is around $476. -
How long does it take to fly from Seattle (SEA) to Charleston (CHS) and what is the distance?
It takes around 5 hours 49 minutes to fly from Seattle (SEA) to Charleston (CHS). -
What are the most popular airlines that fly from Seattle (SEA) to Charleston (CHS)?
Airlines with flights from Seattle (SEA) to Charleston (CHS): Alaska Airlines, United Airlines and Hawaiian Airlines.
How to find a cheap flight from Seattle to Charleston
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Charleston. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest Seattle to Charleston ticket.
Tap "Date" in the flight search bar to browse the calendar and find airfare from Seattle to Charleston for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is $127 for a one-way ticket on Wed, Aug 20.
Compare cheap Seattle to Charleston flight deals from hundreds of airlines.
Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Seattle to Charleston. The most affordable airline currently operating on this route is Alaska Airlines.
Set up a Price Alert to track fare drops.
Set up a Price Alert for your Seattle to Charleston route to track ticket prices effortlessly—no need to check manually every day.
Don't miss out on cheap Seattle to Charleston flight deals and promo codes.
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Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from Seattle to Charleston to access exclusive deals just for you.
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