£134 Cheap Flights from Charleston (CHS) to Seattle (SEA)

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Cheap Flights from Charleston (CHS) to Seattle (SEA)

Prices were available within the past 7 days and start at £134 for one-way flights and £242 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, 15 May - Wed, 22 May
CHS
Charleston
SEA
Seattle
£242 Return, found 3 days ago
£242
Return
found 3 days ago
Select American Airlines flight, departing Wed, 15 May from Charleston to Seattle, returning Wed, 22 May, priced at £242 found 3 days ago
American Airlines
Wed, 15 May - Wed, 22 May
CHS
Charleston
SEA
Seattle
£243 Return, found 3 days ago
£243
Return
found 3 days ago
Select American Airlines flight, departing Wed, 15 May from Charleston to Seattle, returning Wed, 22 May, priced at £243 found 3 days ago
United
Wed, 15 May - Wed, 22 May
CHS
Charleston
SEA
Seattle
£257 Return, found 3 days ago
£257
Return
found 3 days ago
Select United flight, departing Wed, 15 May from Charleston to Seattle, returning Wed, 22 May, priced at £257 found 3 days ago
American Airlines
Tue, 14 May - Tue, 21 May
CHS
Charleston
SEA
Seattle
£265 Return, found 3 days ago
£265
Return
found 3 days ago
Select American Airlines flight, departing Tue, 14 May from Charleston to Seattle, returning Tue, 21 May, priced at £265 found 3 days ago
Alaska Airlines
Wed, 15 May - Wed, 22 May
CHS
Charleston
SEA
Seattle
£267 Return, found 3 days ago
£267
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 15 May from Charleston to Seattle, returning Wed, 22 May, priced at £267 found 3 days ago
American Airlines
Wed, 15 May - Wed, 22 May
CHS
Charleston
SEA
Seattle
£268 Return, found 3 days ago
£268
Return
found 3 days ago
Select American Airlines flight, departing Wed, 15 May from Charleston to Seattle, returning Wed, 22 May, priced at £268 found 3 days ago
American Airlines
Sat, 11 May - Sat, 18 May
CHS
Charleston
SEA
Seattle
£277 Return, found 3 days ago
£277
Return
found 3 days ago
Select American Airlines flight, departing Sat, 11 May from Charleston to Seattle, returning Sat, 18 May, priced at £277 found 3 days ago
American Airlines
Sat, 11 May - Sat, 18 May
CHS
Charleston
SEA
Seattle
£278 Return, found 3 days ago
£278
Return
found 3 days ago
Select American Airlines flight, departing Sat, 11 May from Charleston to Seattle, returning Sat, 18 May, priced at £278 found 3 days ago
American Airlines
Wed, 15 May - Wed, 22 May
CHS
Charleston
SEA
Seattle
£287 Return, found 3 days ago
£287
Return
found 3 days ago
Select American Airlines flight, departing Wed, 15 May from Charleston to Seattle, returning Wed, 22 May, priced at £287 found 3 days ago
American Airlines
Wed, 15 May - Wed, 22 May
CHS
Charleston
SEA
Seattle
£288 Return, found 3 days ago
£288
Return
found 3 days ago
Select American Airlines flight, departing Wed, 15 May from Charleston to Seattle, returning Wed, 22 May, priced at £288 found 3 days ago
Flight from Charleston to Seattle route information
Origin airport
Charleston Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, JetBlue Airways
Return price
£241
Distance
3856 km

Compare flights from Charleston to Seattle easily and book in confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Charleston to Seattle. Operating between them 1 flights per day, 20 airlines cover the route. And Alaska Airlines fly direct, getting you to Seattle - Tacoma Intl. in just 0hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Charleston Intl. to Seattle - Tacoma Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Charleston Intl. (CHS) to Seattle - Tacoma Intl. (SEA) 

The easiest way to view the best deals on flights from Charleston to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Charleston Intl. to Seattle - Tacoma Intl. start at just £242 and range up to £288.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Charleston and Seattle
  • booking your flight during May, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Charleston to Seattle flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Charleston Intl. to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Charleston Intl. Airport (CHS) to Sea-Tac Airport?
Round-trip journeys between Charleston Intl. Airport (CHS) and Seattle - Tacoma Intl. Airport (SEA) start from £242. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from CHS to SEA?
Each airline has a different set of terms and conditions. If you decide to cancel your getaway, head to our Customer Service Portal.
How do I find cheap flights from Charleston Intl. Airport (CHS) to SEA 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 Charleston Intl. Airport (CHS) to SEA flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Charleston Intl. Airport (CHS) to SEA?
It’s around 3,900 kilometres from North Charleston to SeaTac, so expect to be flying for a while. Keep yourself entertained with things like a magazine or a gripping book.
Which airlines fly direct from Charleston Intl. Airport (CHS) to Seattle - Tacoma Intl. Airport (SEA)?
Alaska Airlines (AS) will fly you from Charleston Intl. Airport to Sea-Tac Airport safely and reliably. You can choose from 30 direct flights every month along this route.
Are CHS to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so not always. While last-minute flight deals between CHS and Sea-Tac Airport are of course possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some carriers announce their prices up to 12 months ahead of the departure date. Expedia is constantly updating the biggest bargains around, so check back often and be ready to book when the fares dip.
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