- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Cheap Flights from Charleston to Seattle (CHS-SEA)
Prices were available within the past 7 days and start at $144 for one-way flights and $252 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Frequently asked questions
Travel information
Travel information
Origin airport | Charleston Intl. |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United |
Roundtrip price | $251 |
Distance | 2410 mi |
Average flight time | 6 hours 6 mins |
Book with confidence
Book with confidence
The cheapest times to fly from Charleston to Seattle
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Charleston to Seattle are during the month of May. You can find some of the cheapest flights from Charleston to Seattle with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Charleston to Seattle
Sunday is one of the best days to book for cheap flights from Charleston to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Charleston to Seattle
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Charleston to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $144 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Charleston to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Charleston to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Be inspired and discover more with Expedia
Be inspired and discover more with Expedia
Flights
- Flights from Grand Strand
- Flights from Florence Regional
- Flights from Golden Isles
- Flights from Hilton Head Island
- Flights from Columbia Metropolitan
- Flights from Fayetteville Regional
- Flights from Augusta Regional
- Flights from Wilmington Intl.
- Flights from Myrtle Beach Intl.
- Flights from Savannah - Hilton Head Intl.
- Flights from Charleston (CHS) to Fort Lauderdale (FLL)
- Flights from Charleston (CHS) to Los Angeles (LAX)
- Flights from New York (NYC) to Los Angeles (LAX)
- Flights from Dallas (DFW) to Los Angeles (LAX)
- Flights from Las Vegas (LAS) to Los Angeles (LAX)
- Flights from Dallas (DFW) to Cancun (CUN)
- Flights from San Diego (SAN) to Las Vegas (LAS)
- Flights from Denver (DEN) to Las Vegas (LAS)
- Flights from Portland (PDX) to Las Vegas (LAS)
- Flights from Dallas (DFW) to Las Vegas (LAS)
- Flights from Minneapolis (MSP) to Las Vegas (LAS)
- Flights from Atlanta (ATL) to Las Vegas (LAS)
- Flights from Chicago (ORD) to Las Vegas (LAS)
- Flights from Houston (IAH) to Las Vegas (LAS)
- Flights from Newark Liberty Intl. Airport (EWR) to Las Vegas (LAS)
- Flights from New York (NYC) to Las Vegas (LAS)
- Flights from Los Angeles (LAX) to Las Vegas (LAS)
- Flights from Detroit (DTW) to Las Vegas (LAS)
- Flights from San Francisco (SFO) to Las Vegas (LAS)
- Flights from Seattle (SEA) to Las Vegas (LAS)
- Flights from Charleston (CHS) to Tampa (TPA)
- Flights from Charleston (CHS) to Washington (DCA)
- Flights from Charleston (CHS) to New York (LGA)
- Flights from Charleston (CHS) to Newark Liberty Intl. Airport (EWR)
- Flights from New York (NYC) to Atlanta (ATL)
- Flights from Los Angeles (LAX) to Seattle (SEA)
- Flights from Newark Liberty Intl. Airport (EWR) to Seattle (SEA)
- Flights from Houston (IAH) to Seattle (SEA)
- Flights from New York (JFK) to Seattle (SEA)
- Flights from Denver (DEN) to Seattle (SEA)
- Flights from Dallas (DAL) to Seattle (SEA)
- Flights from Boston (BOS) to Seattle (SEA)
- Flights from Phoenix (PHX) to Seattle (SEA)
- Flights from San Diego (SAN) to Seattle (SEA)
- Flights from Minneapolis (MSP) to Seattle (SEA)
- Flights from Chicago (ORD) to Seattle (SEA)
- Flights from Orange County (SNA) to Seattle (SEA)
- Flights from Los Angeles (LAX) to Dallas (DFW)
- Flights from Los Angeles (LAX) to New York (NYC)
- Flights from Miami (MIA) to New York (NYC)
- Flights from Atlanta (ATL) to New York (NYC)
- Flights from Dallas (DFW) to New York (NYC)
- Flights from Charleston (CHS) to Miami (MIA)
- Flights from Boston (BOS) to Miami (MIA)
- Flights from Dallas (DFW) to Denver (DEN)
- Flights from Charleston (CHS) to Denver (DEN)
- Flights from Charleston (CHS) to Chicago (ORD)
- Flights from Dallas (DFW) to Chicago (ORD)
- Flights from Charleston (CHS) to Punta Cana (PUJ)
- Flights from Charleston (CHS) to Boston (BOS)
- Flights from Dallas (DFW) to Orlando (MCO)
- Flights from Boston (BOS) to Orlando (MCO)
- Flights from Philadelphia (PHL) to Orlando (MCO)
- Flights from Charleston (CHS) to New York (JFK)
- JetBlue Airways Charleston (CHS) to Fort Lauderdale (FLL) flights
- JetBlue Airways Charleston (CHS) to Los Angeles (LAX) flights
- American Airlines Charleston (CHS) to Washington (DCA) flights
- American Airlines Charleston (CHS) to New York (LGA) flights
- United Charleston (CHS) to Houston (IAH) flights
- Alaska Airlines Minneapolis (MSP) to Seattle (SEA) flights
- Alaska Airlines Orange County (SNA) to Seattle (SEA) flights
- Alaska Airlines Chicago (ORD) to Seattle (SEA) flights
- Alaska Airlines Denver (DEN) to Seattle (SEA) flights
- Alaska Airlines Boston (BOS) to Seattle (SEA) flights
- Alaska Airlines San Diego (SAN) to Seattle (SEA) flights
- Alaska Airlines Los Angeles (LAX) to Seattle (SEA) flights
- Alaska Airlines Newark Liberty Intl. Airport (EWR) to Seattle (SEA) flights
- Alaska Airlines New York (JFK) to Seattle (SEA) flights
- Alaska Airlines Phoenix (PHX) to Seattle (SEA) flights
- American Airlines Charleston (CHS) to Miami (MIA) flights
- JetBlue Airways Charleston (CHS) to Denver (DEN) flights
- American Airlines Charleston (CHS) to Chicago (ORD) flights
- JetBlue Airways Charleston (CHS) to Boston (BOS) flights
- JetBlue Airways Charleston (CHS) to New York (JFK) flights
- Flights to Gatlinburg
- Flights to Las Vegas
- Flights to Key West
- Flights to Boston
- Flights to Nashville
- Flights to San Francisco
- Flights to Fort Lauderdale
- Flights to Washington
- Flights to San Antonio
- Flights to New Orleans
- Flights to Atlanta
- Flights to New York
- Flights to Houston
- Flights to Los Angeles
- Flights to Honolulu
- Flights to Orlando
- Flights to Pigeon Forge
- Flights to Chicago
- Flights to Miami
- Flights to San Diego
- Virgin Atlantic
- British Airways
- United
- Scandinavian Airlines
- Lufthansa
- Spirit Airlines
- Alaska Airlines
- Air Canada
- Delta
- KLM
- Qatar Airways
- Aeromexico
- JetBlue Airways
- Air France
- American Airlines
- Breeze Airways