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Cheap flights from Seattle to Charleston from $153

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Charleston

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
11:55 pm - 2:12 pmSEA  Seattle/Tacoma Intl-CHS Charleston
11h 17m1 stop Boston Logan Intl
JetBlue Logo
3:04 pm - 10:48 pmCHS  Charleston-SEA Seattle/Tacoma Intl
10h 44m1 stop Boston Logan Intl
$293JetBlue
Mon, Oct 19 - Sat, Oct 24
JetBlue Logo
11:55 pm - 2:12 pmSEA  Seattle/Tacoma Intl-CHS Charleston
11h 17m1 stop Boston Logan Intl
JetBlue Logo
3:04 pm - 10:48 pmCHS  Charleston-SEA Seattle/Tacoma Intl
10h 44m1 stop Boston Logan Intl
$293JetBlue
Sun, Oct 18 - Sat, Oct 24
United Airlines Logo
11:13 pm - 10:25 amSEA  Seattle/Tacoma Intl-CHS Charleston
8h 12m1 stop Chicago O'Hare Intl
United Airlines Logo
3:03 pm - 9:55 pmCHS  Charleston-SEA Seattle/Tacoma Intl
9h 52m1 stop Newark
$300United Airlines
Fri, Oct 16 - Fri, Oct 23
United Airlines Logo
11:13 pm - 10:25 amSEA  Seattle/Tacoma Intl-CHS Charleston
8h 12m1 stop Chicago O'Hare Intl
United Airlines Logo
3:03 pm - 9:55 pmCHS  Charleston-SEA Seattle/Tacoma Intl
9h 52m1 stop Newark
$300United Airlines
Fri, Oct 16 - Fri, Oct 23
American Airlines Logo
10:27 am - 10:26 pmSEA  Seattle/Tacoma Intl-CHS Charleston
8h 59m1 stop Dallas/Fort Worth
American Airlines Logo
7:13 am - 2:20 pmCHS  Charleston-SEA Seattle/Tacoma Intl
10h 07m1 stop Chicago O'Hare Intl
$303American Airlines
Wed, Dec 2 - Mon, Dec 7
American Airlines Logo
11:34 pm - 11:24 amSEA  Seattle/Tacoma Intl-CHS Charleston
8h 50m1 stop Chicago O'Hare Intl
American Airlines Logo
4:14 pm - 12:35 amCHS  Charleston-SEA Seattle/Tacoma Intl
11h 21m1 stop Chicago O'Hare Intl
$305American Airlines
Thu, Nov 5 - Mon, Nov 9
Delta Logo
7:50 am - 6:54 pmSEA  Seattle/Tacoma Intl-CHS Charleston
8h 04m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:52 pm - 10:02 pmCHS  Charleston-SEA Seattle/Tacoma Intl
12h 10m1 stop New York John F Kennedy Intl
$305Delta
Fri, Jan 29 - Mon, Feb 8
Delta Logo
6:00 am - 6:54 pmSEA  Seattle/Tacoma Intl-CHS Charleston
9h 54m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:52 pm - 10:02 pmCHS  Charleston-SEA Seattle/Tacoma Intl
12h 10m1 stop New York John F Kennedy Intl
$305Delta
Sat, Jan 30 - Mon, Feb 8
Southwest Logo
5:40 am - 9:40 pmSEA  Seattle/Tacoma Intl-CHS Charleston
13h 00m2 stops Phoenix Sky Harbor Intl Dallas Love Field
Southwest Logo
7:10 pm - 12:45 amCHS  Charleston-SEA Seattle/Tacoma Intl
8h 35m1 stop Chicago Midway
$310Southwest
Wed, Nov 4 - Mon, Nov 9
Southwest Logo
6:10 am - 9:35 pmSEA  Seattle/Tacoma Intl-CHS Charleston
12h 25m2 stops Denver Intl Dallas Love Field
Southwest Logo
8:00 am - 12:50 pmCHS  Charleston-SEA Seattle/Tacoma Intl
7h 50m1 stop Chicago Midway
$310Southwest
Thu, Dec 10 - Wed, Dec 16

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JetBlue flights from Seattle to Charleston

Our best JetBlue deals on Seattle to Charleston flight tickets
JetBlue
Oct 18
SEA11:55 pmSeattle/Tacoma Intl
11h 17m
1 stop
CHS2:12 pmCharleston
Oct 24
CHS3:04 pmCharleston
10h 44m
1 stop
SEA10:48 pmSeattle/Tacoma Intl
$293
JetBlue
Oct 17
SEA10:15 pmSeattle/Tacoma Intl
9h 00m
1 stop
CHS10:15 amCharleston
Oct 24
CHS3:04 pmCharleston
10h 44m
1 stop
SEA10:48 pmSeattle/Tacoma Intl
$294
JetBlue
Oct 18
SEA11:55 pmSeattle/Tacoma Intl
11h 17m
1 stop
CHS2:12 pmCharleston
Oct 21
CHS3:04 pmCharleston
10h 38m
1 stop
SEA10:42 pmSeattle/Tacoma Intl
$297

United Airlines flights from Seattle to Charleston

Our best United Airlines deals on Seattle to Charleston flight tickets
United Airlines
Oct 16
SEA11:13 pmSeattle/Tacoma Intl
8h 12m
1 stop
CHS10:25 amCharleston
Oct 23
CHS3:03 pmCharleston
9h 52m
1 stop
SEA9:55 pmSeattle/Tacoma Intl
$300
United Airlines
Oct 23
SEA11:13 pmSeattle/Tacoma Intl
8h 12m
1 stop
CHS10:25 amCharleston
Oct 29
CHS10:23 amCharleston
11h 40m
2 stops
SEA7:03 pmSeattle/Tacoma Intl
$310
United Airlines
Oct 27
SEA5:05 amSeattle/Tacoma Intl
9h 59m
2 stops
CHS6:04 pmCharleston
Nov 4
CHS3:29 pmCharleston
10h 46m
2 stops
SEA11:15 pmSeattle/Tacoma Intl
$315

momondo Fare Finder

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

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Route

Depart

Return

Price

Cheapest round-trip

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Mon 10/19

11:55 pm-2:12 pm

1 stop11h 17m

Charleston

Sat 10/24

3:04 pm-10:48 pm

1 stop10h 44m

$293

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Sun 10/18

11:55 pm-2:12 pm

1 stop11h 17m

Charleston

Sat 10/24

3:04 pm-10:48 pm

1 stop10h 44m

$293
Quickest round-trip

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Fri 10/16

11:13 pm-10:25 am

1 stop8h 12m

Charleston

Fri 10/23

3:03 pm-9:55 pm

1 stop9h 52m

$300

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Fri 10/16

11:13 pm-10:25 am

1 stop8h 12m

Charleston

Fri 10/23

3:03 pm-9:55 pm

1 stop9h 52m

$300

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Wed 12/2

10:27 am-10:26 pm

1 stop8h 59m

Charleston

Mon 12/7

7:13 am-2:20 pm

1 stop10h 07m

$303

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Thu 11/5

11:34 pm-11:24 am

1 stop8h 50m

Charleston

Mon 11/9

4:14 pm-12:35 am

1 stop11h 21m

$305

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Fri 1/29

7:50 am-6:54 pm

1 stop8h 04m

Charleston

Mon 2/8

12:52 pm-10:02 pm

1 stop12h 10m

$305

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Sat 1/30

6:00 am-6:54 pm

1 stop9h 54m

Charleston

Mon 2/8

12:52 pm-10:02 pm

1 stop12h 10m

$305

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Wed 11/4

5:40 am-9:40 pm

2 stops13h 00m

Charleston

Mon 11/9

7:10 pm-12:45 am

1 stop8h 35m

$310

SeattleCharleston

SEA Seattle/Tacoma Intl - CHS Charleston

SEACHS

Seattle/Tacoma Intl

Thu 12/10

6:10 am-9:35 pm

2 stops12h 25m

Charleston

Wed 12/16

8:00 am-12:50 pm

1 stop7h 50m

$310

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Charleston from

How to get the cheapest flight ticket from Seattle to Charleston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Seattle and Charleston?

Prices are currently typical for flights on this route.

Typical prices usually range from $274 to $492.
The lowest price recently found on this route was $293.

What is the cheapest month to fly to Charleston?

The cheapest month to fly to Charleston from Seattle is in February. Flight prices, which tend to average around $287, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Charleston, with average flight prices from Seattle averaging around $296.

What is the cheapest day to depart on your flight to Charleston?

The cheapest day to depart from Seattle to Charleston is on a Wednesday. Travelers who choose to depart for Charleston on a Wednesday will often find tickets for as low as $382. The most expensive day to fly to Charleston is Sunday, with ticket prices averaging around $502.

What is the cheapest Seattle/Tacoma Intl to Charleston flight route?

Fly from Seattle/Tacoma Intl to Charleston for the best Seattle/Tacoma Intl - Charleston flight prices

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

You are more likely to see cheaper flights to Charleston from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Charleston for around $402 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Charleston from Seattle for as low as $328 on momondo.

What cabin class options are available on Seattle to Charleston flights?

There are 4 cabin classes available to choose from on Seattle to Charleston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Charleston flight prices changed over time?

As of September 2026, prices for Seattle to Charleston flights are approximately 71% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Charleston

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Charleston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Charleston (SEA to CHS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Charleston

Best Price Found

$153

Fastest flight time

5h 04m

Direct flights

Every day

Airports in Charleston

1 airport
The best one-way flight to Charleston from Seattle in the past 72 hours is $153. The best round-trip flight deal from Seattle to Charleston found on momondo in the last 72 hours is $293.
The fastest flight from Seattle to Charleston takes 5h 04m
Direct flights go from Seattle to Charleston every day.
There is 1 airport in Charleston. From Seattle there are direct flights to Charleston (CHS).
Search flight deals

Frequently asked questions about flying from Seattle to Charleston

  • How far is Seattle/Tacoma Intl to Charleston by plane?

    The distance between Seattle/Tacoma Intl and Charleston is about 2422.1 mi. 5h 04m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Charleston Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Charleston Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Charleston Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Charleston Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Charleston Airport.

  • What documentation or ID do you need to fly to Charleston Airport?

    The necessary travel and health documents for your Charleston Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Charleston?

  • What is the most popular airline from Seattle to Charleston?

Best airlines flying from Seattle to Charleston

Compare and see reviews for airlines that fly from Seattle to Charleston with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $118Free CancellationRating
7.8
8,606 reviews
Search Delta flights
American AirlinesPriceFrom $178Free CancellationRating
7.0
12,098 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $220Free CancellationRating
7.9
12,981 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $238Free CancellationRating
7.4
10,247 reviews
Search United Airlines flights
SouthwestPriceFrom $249Free CancellationRating
8.0
4,200 reviews
Search Southwest flights

  • Alaska Airlines Flights From Seattle to Charleston

    Across 1 Alaska Airlines flight from Seattle to Charleston this week, the average price was $443, with the best Alaska Airlines deals starting from $220 round-trip. 12,981 users have rated Alaska Airlines on momondo, with an average score of 7.9/10.

Traveling to a place near Charleston?

Book flights to Charleston if you plan to visit one of these locations
Folly Beach
North Charleston
Isle of Palms
Summerville
Mount Pleasant
Kiawah Island
Walterboro
Goose Creek
Santee
Edisto Island
Edisto Beach
Seabrook Island

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Charleston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Charleston. momondo saves you time and could save you money on your trip.

Can I find flights from Seattle to Charleston with flexible booking policies on momondo?

Yes. All flights to Charleston from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Charleston?

momondo provides multiple filters to help you find the best flight to Charleston from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Charleston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Charleston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Charleston trip

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