Flights from Seattle to Charleston
North AmericaYear-round

Cheap Flights from Seattle to Charleston

Track economy fares on the SEA → CHS route and get alerts when prices drop.

From
Seattle
SEA
To
Charleston
CHS

Route Intelligence: Seattle → Charleston

Flight Duration

5 hr 34 min (Direct)

Price Guidance

A good deal is under $250 roundtrip. Standard fare is $350–$500+.

Peak Season

Mar-May, Sep-Nov

Top Airlines

Delta Air Lines, Alaska Airlines

Booking Tip

Book 1-3 months in advance for the best domestic fares.

Track Seattle → Charleston Fares

Set your target price and FlightKitten will scan this route twice daily. The instant economy fares drop below your budget, you'll get an email with the price, airline, and a direct booking link.

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Route Summary: Seattle → Charleston

From
Seattle (SEA)
To
Charleston (CHS)
Duration
5 hr 34 min (Direct)
Airlines
Delta Air Lines, Alaska Airlines
Price Guide
A good deal is under $250 roundtrip. Standard fare is $350–$500+.
Tracking
FlightKitten scans 220+ airlines 2× daily
220+
Airlines Monitored
2×
Daily Scanning
AI
Deal Briefings
7-Day
Free Trial
Premium Cabin

Prefer business class on this route?

CEOFLIGHTSon board with your vision

Everyone deserves comfort at an affordable price. CEOFLIGHTS Personal Travel Managers find you the best business class fares and handle every detail of your journey.

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Also available: BestBusinessClass.com

Other Routes to Charleston

New York→CharlestonLos Angeles→CharlestonChicago→CharlestonMiami→CharlestonSan Francisco→CharlestonBoston→Charleston

More Destinations in North America

Anchorage
Anchorage
Atlanta
Atlanta
Austin
Austin
Boston
Boston
Charlotte
Charlotte
Chicago
Chicago

Route Briefing: Seattle to Charleston

Trading evergreen Pacific forests for the historic charm of the South Carolina Lowcountry takes about 5 hours and 25 minutes across 2,430 miles. Delta, Alaska, and American connect Seattle with Charleston International Airport (CHS).

Charleston is celebrated for its pastel antebellum mansions along Rainbow Row, horse-drawn carriage tours, and world-renowned Lowcountry cuisine. Walk along the scenic waterfront Battery promenade, browse sweetgrass baskets in the historic Charleston City Market, and dine on stone-ground grits and fresh local shrimp at Husk or FIG. For a relaxing beach day, the tranquil shoreline of Sullivan's Island is just a short drive from downtown.

Roundtrip economy tickets under $180 are a great deal, while standard fares range from $260 to $400. Spring azalea blooms from March to May and warm autumn days represent peak travel windows. Book 6 to 8 weeks ahead for the best economy seat availability.

How much are flights from Seattle to Charleston in 2026?

Flight prices from Seattle (SEA) to Charleston (CHS) vary significantly depending on the season, day of the week, and how far in advance you book. A good deal is under $250 roundtrip. Standard fare is $350–$500+. Popular carriers on this route include Delta Air Lines, Alaska Airlines. FlightKitten eliminates the guesswork by monitoring 220+ airlines twice daily and alerting you the moment economy fares hit your target price.

How does FlightKitten track Seattle to Charleston fares?

FlightKitten is an economy flight price monitoring platform that scans 220+ airlines twice every day for economy fares on the SEA to CHS route. When you set a target price, FlightKitten continuously monitors this route and sends an email alert the moment fares drop below your budget. Each alert includes the exact fare, airline, dates, and an AI-powered briefing that explains whether the deal is genuinely good compared to historical pricing on this route. No more obsessive price checking — set your budget and let FlightKitten do the watching. Learn more about how FlightKitten tracking works.

See our full Charleston destination guide for all available routes. Also popular: Seattle to Anchorage.

Pro tip: Book 1-3 months in advance for the best domestic fares.

Looking for business class on this route? CEOFLIGHTS pairs you with a Personal Travel Manager who finds affordable business class fares and handles every detail of your journey. Alternatively, BestBusinessClass.com offers free expert quotes with real savings.