What is the cheapest airline that flies from Washington to Charleston?

Delta, Southwest, and United Airlines are the most popular carriers operating from Washington to Charleston

How many flights depart from State of Washington to Charleston on average per week?

As of June 2026, there are 1 flights per week flying from State of Washington to Charleston. The most common day of the week flights depart is Tue, with 100% of flights taking off on this day.

How long does it take to fly to Charleston?

On average, it takes 5h 19m to fly from State of Washington to Charleston if you fly out of Seattle (the most popular airport in State of Washington) and into Charleston (the most popular airport in Charleston). If you’re flying out of Spokane and into Charleston, then the flight time is around 6h 36m.

What airlines fly to Charleston?

American Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to Charleston from State of Washington according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Charleston. Keep in mind that there are 6 different airlines that fly to Charleston on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Washington to Charleston Airport?

Prices for flights from Washington to Charleston Airport refresh daily.

How many operators does momondo search for flights from Washington to Charleston Airport?

As of June 2026, there are 6 operators available to choose from for flights from Washington to Charleston Airport.

How old do you have to be to fly from Washington to Charleston Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Charleston Airport.

What documentation or ID do you need to fly to Charleston Airport?

The travel and health documents you'll need for your trip to Charleston Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Charleston Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$119 Cheap Flights from Washington to Charleston in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Charleston

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:13 pm - 10:40 am

SEA

CHS

8h 27m

1 stop

3:03 pm - 9:55 pm

CHS

SEA

9h 52m

1 stop

$232United Airlines

Mon, Oct 5 - Fri, Oct 9

6:00 am - 6:52 pm

SEA

CHS

9h 52m

1 stop

5:10 am - 9:49 am

CHS

SEA

7h 39m

1 stop

$237Delta

Thu, Aug 27 - Sun, Aug 30

11:00 pm - 10:36 am

SEA

CHS

8h 36m

1 stop

10:19 am - 7:15 pm

CHS

SEA

11h 56m

2 stops

$242United Airlines

Tue, Sep 1 - Wed, Sep 9

9:45 pm - 9:01 am

SEA

CHS

8h 16m

1 stop

5:10 am - 9:54 am

CHS

SEA

7h 44m

1 stop

$257Delta

Tue, Jul 21 - Wed, Jul 29

5:20 am - 9:10 pm

SEA

CHS

12h 50m

1 stop

1:15 pm - 11:05 pm

CHS

SEA

12h 50m

1 stop

$261Southwest

Tue, Sep 1 - Wed, Sep 9

7:40 am - 9:30 pm

SEA

CHS

10h 50m

2 stops

7:55 am - 12:55 pm

CHS

SEA

8h 00m

1 stop

$268Southwest

Wed, Nov 4 - Tue, Nov 10

6:30 am - 11:05 pm

GEG

CHS

13h 35m

2 stops

10:27 am - 7:39 pm

CHS

GEG

12h 12m

2 stops

$380American Airlines

Sat, Sep 26 - Wed, Sep 30

7:03 am - 6:06 pm

GEG

CHS

8h 03m

1 stop

7:09 pm - 11:59 pm

CHS

GEG

7h 50m

1 stop

$382Alaska Airlines

Tue, Sep 22 - Wed, Sep 23

6:30 am - 10:48 pm

GEG

CHS

13h 18m

2 stops

1:11 pm - 8:25 pm

CHS

GEG

10h 14m

1 stop

$387American Airlines

Sat, Sep 26 - Wed, Sep 30

5:15 am - 6:05 pm

EAT

CHS

9h 50m

1 stop

7:08 pm - 11:59 pm

CHS

EAT

7h 51m

1 stop

$416Alaska Airlines

Tue, Sep 1 - Sat, Sep 5

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Delta flights from State of Washington to Charleston

Our best Delta deals on State of Washington to Charleston flight tickets

Delta

Aug 27

SEA6:00 amSeattle/Tacoma Intl

9h 52m

1 stop

CHS6:52 pmCharleston

Aug 30

CHS5:10 amCharleston

7h 39m

1 stop

SEA9:49 amSeattle/Tacoma Intl

$237

Delta

Jul 21

SEA9:45 pmSeattle/Tacoma Intl

8h 16m

1 stop

CHS9:01 amCharleston

Jul 29

CHS5:10 amCharleston

7h 44m

1 stop

SEA9:54 amSeattle/Tacoma Intl

$257

Delta

Jul 7

SEA8:35 amSeattle/Tacoma Intl

9h 14m

1 stop

CHS8:49 pmCharleston

Jul 11

CHS6:24 pmCharleston

8h 35m

1 stop

SEA11:59 pmSeattle/Tacoma Intl

$258

Southwest flights from State of Washington to Charleston

Our best Southwest deals on State of Washington to Charleston flight tickets

Southwest

Sep 1

SEA5:20 amSeattle/Tacoma Intl

12h 50m

1 stop

CHS9:10 pmCharleston

Sep 9

CHS1:15 pmCharleston

12h 50m

1 stop

SEA11:05 pmSeattle/Tacoma Intl

$261

Southwest

Nov 4

SEA7:40 amSeattle/Tacoma Intl

10h 50m

2 stops

CHS9:30 pmCharleston

Nov 10

CHS7:55 amCharleston

8h 00m

1 stop

SEA12:55 pmSeattle/Tacoma Intl

$268

Southwest

Nov 4

SEA7:40 amSeattle/Tacoma Intl

10h 50m

2 stops

CHS9:30 pmCharleston

Nov 10

CHS7:55 amCharleston

12h 50m

2 stops

SEA5:45 pmSeattle/Tacoma Intl

$273

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

Mon 10/5

11:13 pm-10:40 am

1 stop8h 27m

Charleston

Fri 10/9

3:03 pm-9:55 pm

1 stop9h 52m

$232

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

Thu 8/27

6:00 am-6:52 pm

1 stop9h 52m

Charleston

Sun 8/30

5:10 am-9:49 am

1 stop7h 39m

$237

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

Tue 9/1

11:00 pm-10:36 am

1 stop8h 36m

Charleston

Wed 9/9

10:19 am-7:15 pm

2 stops11h 56m

$242

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

Tue 7/21

9:45 pm-9:01 am

1 stop8h 16m

Charleston

Wed 7/29

5:10 am-9:54 am

1 stop7h 44m

$257

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

Tue 9/1

5:20 am-9:10 pm

1 stop12h 50m

Charleston

Wed 9/9

1:15 pm-11:05 pm

1 stop12h 50m

$261

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

Wed 11/4

7:40 am-9:30 pm

2 stops10h 50m

Charleston

Tue 11/10

7:55 am-12:55 pm

1 stop8h 00m

$268

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Sat 9/26

6:30 am-11:05 pm

2 stops13h 35m

Charleston

Wed 9/30

10:27 am-7:39 pm

2 stops12h 12m

$380

Quickest round-trip

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Tue 9/22

7:03 am-6:06 pm

1 stop8h 03m

Charleston

Wed 9/23

7:09 pm-11:59 pm

1 stop7h 50m

$382

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Sat 9/26

6:30 am-10:48 pm

2 stops13h 18m

Charleston

Wed 9/30

1:11 pm-8:25 pm

1 stop10h 14m

$387

WenatcheeCharleston

EAT - CHS

EATCHS

Wenatchee Pangborn Field

Tue 9/1

5:15 am-6:05 pm

1 stop9h 50m

Charleston

Sat 9/5

7:08 pm-11:59 pm

1 stop7h 51m

$416

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Charleston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Charleston?

The cheapest month to fly to Charleston from State of Washington is in August. Flight prices, which tend to average around $98, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Charleston, with average flight prices from State of Washington averaging around $98.

What is the cheapest day to depart on your flight to Charleston?

The cheapest day to depart from State of Washington to Charleston is on a Saturday. Travelers who choose to depart for Charleston on a Saturday will often find tickets for as low as $348. The most expensive day to fly to Charleston is Sunday, with ticket prices averaging around $538.

What is the cheapest Washington to Charleston flight route?

Fly from Seattle/Tacoma Intl to Charleston for the best Washington - Charleston flight prices

How far in advance should I book a flight from Washington to Charleston?

You are more likely to see cheaper flights to Charleston from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Charleston for around $403 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Charleston from State of Washington for as low as $281 on momondo.

What cabin class options are available on State of Washington to Charleston flights?

There are 3 cabin classes available to choose from on State of Washington to Charleston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on State of Washington to Charleston flights?

No. A direct flight is the cheapest option for a flight between State of Washington to Charleston.

Cheap State of Washington to Charleston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Charleston

Best Price Found	$248
Fastest flight time	5h 18m
Direct flights	Every day
Airports in Charleston	1 airport

The best one-way flight to Charleston from State of Washington in the past 72 hours is $248. The best round-trip flight deal from State of Washington to Charleston found on momondo in the last 72 hours is $392.

The fastest flight from State of Washington to Charleston takes 5h 18m

Direct flights go from State of Washington to Charleston every day.

There is 1 airport in Charleston. From State of Washington there are direct flights to Charleston (CHS).

Search flight deals

Frequently asked questions about flying from Washington to Charleston

When did momondo last update prices for flights from Washington to Charleston Airport?
Prices for flights from Washington to Charleston Airport refresh daily.
How many operators does momondo search for flights from Washington to Charleston Airport?
As of June 2026, there are 6 operators available to choose from for flights from Washington to Charleston Airport.
How old do you have to be to fly from Washington to Charleston Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Charleston Airport.
What documentation or ID do you need to fly to Charleston Airport?
The travel and health documents you'll need for your trip to Charleston Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Charleston Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from State of Washington to Charleston?
Based on momondo bookings for flights between State of Washington and Charleston, the leading plane model is Boeing 737 MAX 9, making up 34.15% of the total bookings. Other popular models include Boeing 737-900 Passenger/BBJ3 (winglets) with 21.95%, Boeing 737-800 Passenger/BBJ2 (winglets) with 12.20%, and Airbus A321-100/200 with 7.32%.

Best airlines flying from State of Washington to Charleston

Compare and see reviews for airlines that fly from State of Washington to Charleston with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $108	Free Cancellation	Rating 7.8 8,424 reviews	Search Delta flights
Alaska Airlines	PriceFrom $137	Free Cancellation	Rating 7.9 12,563 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $173	Free Cancellation	Rating 7.9 4,243 reviews	Search Southwest flights
American Airlines	PriceFrom $178	Free Cancellation	Rating 7.1 11,743 reviews	Search American Airlines flights
Hawaiian Airlines	PriceFrom $189	Free Cancellation	Rating 7.8 2,826 reviews	Search Hawaiian Airlines flights
United Airlines	PriceFrom $198	Free Cancellation	Rating 7.4 9,875 reviews	Search United Airlines flights

Folly Beach

North Charleston

Isle of Palms

Summerville

Kiawah Island

Mount Pleasant

Walterboro

Edisto Island

Santee

Goose Creek

Edisto Beach

Seabrook Island

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Charleston?

It is quick and easy to find Washington to Charleston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Charleston that suits you.

Can I find flights from Washington to Charleston with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Charleston from Washington with this policy.

How can momondo help me find flights from Washington to Charleston?

momondo provides multiple filters to help you find the best flight to Charleston from Washington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington to Charleston right now. Can momondo alert me if prices change?

Price alerts on flights to Charleston from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Washington to Charleston from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Charleston departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from State of Washington to Charleston

Our best Delta deals on State of Washington to Charleston flight tickets

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Our best Southwest deals on State of Washington to Charleston flight tickets

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How to get the cheapest flight ticket from State of Washington to Charleston

What is the cheapest month to fly to Charleston?

What is the cheapest day to depart on your flight to Charleston?

What is the cheapest Washington to Charleston flight route?

How far in advance should I book a flight from Washington to Charleston?

What cabin class options are available on State of Washington to Charleston flights?

Can stopping save me money on State of Washington to Charleston flights?

What is the cheapest airline that flies from Washington to Charleston?

What airlines fly to Charleston?

How many flights depart from State of Washington to Charleston on average per week?

How long does it take to fly to Charleston?

Cheap State of Washington to Charleston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Charleston

Best Price Found

Fastest flight time

Direct flights

Airports in Charleston

Frequently asked questions about flying from Washington to Charleston

Best airlines flying from State of Washington to Charleston

Compare and see reviews for airlines that fly from State of Washington to Charleston with momondo

Traveling to a place near Charleston?

Why use momondo?

An easier way to manage your Charleston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Airports servicing South Carolina

Fly your favorite airline to Charleston

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Charleston

List of cabin classes available on flights landing in Charleston. Availability may vary depending on flight origin and airline.

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