Cheap Flights from Seattle / Tacoma International to Charleston

Compare Seattle / Tacoma International to Charleston flight deals

Find the cheapest month or even day of the year to fly to Charleston

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Flight deals from Seattle / Tacoma International to Charleston

Looking for a cheap last-minute deal or the best return flight from Seattle / Tacoma International to Charleston? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle / Tacoma International to Charleston

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle / Tacoma International to Charleston flights are currently cheapest in December.

Direct flights from Seattle / Tacoma International to Charleston

Seattle / Tacoma International to Charleston: Alternative routes

Compare routes from Seattle / Tacoma International to Charleston below. You may find an airport to fly into that's cheaper, faster, or easier than Charleston.

Seattle to Charleston: Flight information

The things to know before you go.
Cheapest flight found£194
Cheapest month to flyDecember
Average flight time5 hrs, 12 mins
Most popular airlineHawaiian Airlines
Average flights per week25

Finding cheap flights from Seattle / Tacoma International to Charleston: Frequently asked questions

The best price we found for a return flight from Seattle / Tacoma International to Charleston is £194. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
5 hours and 12 minutes is the average flight time from Seattle / Tacoma International to Charleston.
Hawaiian Airlines and Alaska Airlines fly direct from Seattle / Tacoma International to Charleston.
As of October 2024, there are 25 flights per week flying from Seattle / Tacoma International to Charleston.
The cheapest month to fly from Seattle / Tacoma International to Charleston is usually October 2024.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Seattle / Tacoma International Airport to Charleston Airport on Thursday, 12 December 2024.
Yes – the average flight time is 5 hours and 12 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Charleston but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Charleston is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Alaska Airlines offers the cheapest flight tickets to Charleston.

Travelling from Seattle-Tacoma International Airport (SEA) to Charleston International Airport (CHS): what you need to know

  • 5 hours 13 minutes is the average time for a direct flight from Seattle-Tacoma International Airport to Charleston International Airport. Charleston is 3 hours ahead of Seattle and operates on the UTC-4 timezone.

  • Choose from 7 weekly flights from Seattle-Tacoma International Airport to Charleston International Airport. The 08:55 departure with Alaska Airlines is the earliest flight out between SEA and CHS. Alaska Airlines operates the latest service of the day at 18:59 if you'd rather not get up at the crack of dawn.

  • Flying during a peak month like July? Popular seasons (like spring break, summer and New Year) can easily add another hour at security. Play things extra safe and arrive up to four hours before an international flight and two hours before domestic departures.

  • We make it easy to get a flight with a stopover. To look at your options for flights from Seattle-Tacoma International Airport to Charleston International Airport, deselect 'Direct flights only.' Then, pick a flight with a stop long enough to explore your chosen city. Popular stopovers between SEA and CHS are:

    • Denver International Airport

    • Chicago Midway International Airport

    • Hartsfield-Jackson Atlanta International Airport

How to find the cheapest flights from Seattle-Tacoma International Airport (SEA) to Charleston International Airport (CHS)

  • The best price we've seen for a one-way ticket from Seattle-Tacoma International Airport to Charleston International Airport is £96. The cheapest price for a return flight is £194. Keep in mind that fares can change due to availability at the time of booking.

  • To snag cheap tickets from SEA to CHS, book your trip 9 months ahead of your departure date.

  • The cheapest month for tickets from Seattle-Tacoma International Airport to Charleston International Airport is May. Use the 'Whole month' tool to see the lowest airfares if you have a flexible travel schedule.

  • Create a Price Alert for cheap tickets from SEA to CHS. There's no need to check back in every day to find out if prices have fallen. We'll let you know as soon as the price changes.

  • Tailor your flights using filters. Select your ideal arrival and departure times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Seattle-Tacoma International Airport to Charleston International Airport.

Handy information about Seattle-Tacoma International Airport (SEA)

  • The journey from central Seattle to Seattle-Tacoma International Airport takes approximately 54 minutes on public transport. If you ride-share, drive or grab a cab, you'll cover the 14 miles in 18 minutes or so, depending on traffic conditions.

  • Want a convenient hotel near SEA? If you've booked an early flight from Seattle-Tacoma International Airport to Charleston International Airport, these stays will have you sleeping moments from your check-in counter:

Arriving at Charleston International Airport (CHS)

Getting from Charleston International Airport (CHS) to central Charleston

  • Charleston International Airport is approximately 13 miles from central Charleston. With your own car rental or in a cab, the drive is around 28 minutes.

  • Getting to the centre on public transport will take you roughly 3 hours and 36 minutes.

When to fly to Charleston International Airport (CHS)

  • It's time to choose your dates for your flight from Seattle-Tacoma International Airport to Charleston International Airport. July is the busiest month to visit Charleston. If you want a more peaceful vibe, go in April.

  • When booking your flight from Seattle-Tacoma International Airport to Charleston International Airport, think about the type of weather you like. July is the warmest month in Charleston, with the temperature ranging from 24ºC to 32ºC.

  • January sees average temperatures of between 4ºC and 17ºC. Look for cheap tickets from SEA to CHS sometime around then if you like travelling in cooler conditions.

More about Charleston

  • Once you've locked in your flights from SEA to CHS, you'll need to find a place to stay in Charleston. Make one of these options your base for exploring this exciting destination:

  • Rainbow Row and Fort Sumter National Monument are a couple of top attractions to add to your Charleston must-do list. Keep the adventure rolling by checking out Charleston City Market.

Complete your Charleston trip with hotels and a car rental

  • We've got more party tricks than just comparing flights. After booking your cheap ticket to Charleston International Airport, browse our car rental deals that'll give you the flexibility to see the sights at your own pace. Next, take a look at our exclusive rates for hotels to find your perfect Charleston stay.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.