￥13,920 Cheap Flights from Seattle (SEA) to Charleston (CHS)

View ￥13,920 flight on Sat, Feb 21, 2026Opens in a new window

Popular airlines from Seattle to Charleston, SC (CHS-Charleston Intl.)

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Cheap Flights from Seattle to Charleston (SEA-CHS)

Prices were available within the past 7 days and start at ￥13,920 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Seattle (SEA) to Charleston (CHS)

September is typically the cheapest month to fly

From ￥24,634 - ￥52,573 per traveler.
Flights from Seattle (SEA) to Charleston (CHS)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Charleston Intl.
Distance
3856 km
Average flight time
5 hours 12 mins

Seattle to Charleston Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Seattle to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Charleston.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with SEA to CHS flights that won’t make your bank account wince. Ready to temporarily leave behind Seattle for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to CHS with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from Sea-Tac Airport to Charleston Intl. Airport?
The lowest price advertised for a round-trip flight from Seattle - Tacoma Intl. Airport (SEA) to Charleston Intl. Airport is . But you better act fast. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seattle - Tacoma Intl. Airport (SEA) to CHS?
When it comes to cancellation fees, each airline has different terms and conditions. If you decide to cancel your vacation, head to our Customer Service Portal.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to CHS that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seattle - Tacoma Intl. Airport (SEA) to Charleston Intl. Airport (CHS) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Sea-Tac Airport to Charleston Intl. Airport?
The flight time between SEA and Charleston Intl. Airport (CHS) is 6 hours and 54 minutes. If you get peckish on longer flights, pack some fruit or snacks in your cabin baggage.
How far is the flight from SEA to CHS?
It's around 3,900 kilometers from Sea-Tac Airport to Charleston Intl. Airport, so expect to be in your seat for a while. Keep yourself occupied with things like playing cards (if you're traveling with friends) or a thrilling novel.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Charleston Intl. Airport?
Check out the airfares with Alaska Airlines (AS) if you want to fly directly from Sea-Tac Airport to CHS. This popular airline offers 30 flights monthly, so you're sure to find one that suits your schedule.
Are Seattle - Tacoma Intl. Airport (SEA) to Charleston Intl. Airport (CHS) flight tickets cheaper when they're purchased at the last minute?
Flight prices from Sea-Tac Airport to Charleston Intl. Airport (CHS) are available up to a year before departure on Expedia. And although you may occasionally nab a fantastic last-minute deal, it's not something you should bank on. Also, booking your flights in advance means you'll have more options — and you can avoid getting stuck in the dreaded middle seat! We frequently update our fares to bring you the best bargains, so check back often for all the latest specials.

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