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$90+ Cheap flights from Washington to Charleston (CHS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CHS
oct. 22 — oct. 291
mié. 10/22
mié. 10/29
1 adult, Economy
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Cheap flight deals from Washington to Charleston

Keep the following information in mind while searching for Washington to Charleston flight deals. Data was last updated septiembre 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$237
(Alaska Airlines)

One-way from

$90
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$325

Good round-trip deal

$327 or less

Good one-way deal

$168 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Charleston flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Charleston flights.
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From Washington to Charleston
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One-way flight from Washington to Charleston
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Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Washington to Charleston.
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Price to beat on a one-way flight from Washington to Charleston.
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Find flight deals from Washington to Charleston

Cheapest flights from Washington to Charleston
Explore the most affordable flight options available from Washington to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 22, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/189:56 amSEA - CHS
Nonstop5h 21mHawaiian Airlines
sáb. 10/257:23 pmCHS - SEA
Nonstop5h 52mHawaiian Airlines
Deal found 9/22$237
This American Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/38:51 pmSEA - CHS
1 stop9h 48mAmerican Airlines
mié. 10/87:45 pmCHS - SEA
1 stop7h 42mAmerican Airlines
Deal found 9/21$239
This American Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2812:34 amSEA - CHS
1 stop9h 38mAmerican Airlines
sáb. 11/14:30 pmCHS - SEA
1 stop9h 26mAmerican Airlines
Deal found 9/21$254
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/127:20 amSEA - CHS
1 stop10h 12mDelta
mar. 11/1811:26 amCHS - SEA
1 stop10h 14mDelta
Deal found 9/21$257
This American Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/1911:56 pmSEA - CHS
1 stop7h 53mAmerican Airlines
jue. 10/237:45 pmCHS - SEA
1 stop7h 42mAmerican Airlines
Deal found 9/20$258
This KAYAK deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/319:40 amSEA - CHS
Nonstop5h 14mAlaska Airlines
lun. 11/36:59 pmCHS - SEA
Nonstop6h 00mAlaska Airlines
Deal found 9/21$259
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/215:00 amSEA - CHS
2 stops12h 08mUnited Airlines
mar. 10/284:36 pmCHS - SEA
1 stop9h 09mUnited Airlines
Deal found 9/21$262
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/315:05 amSEA - CHS
1 stop7h 01mUnited Airlines
mar. 11/410:00 amCHS - SEA
2 stops11h 00mUnited Airlines
Deal found 9/21$267
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/147:13 pmSEA - CHS
2 stops10h 43mUnited Airlines
lun. 11/174:11 pmCHS - SEA
1 stop9h 59mUnited Airlines
Deal found 9/21$272
This American Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/2412:34 amSEA - CHS
1 stop9h 38mAmerican Airlines
sáb. 11/11:42 pmCHS - SEA
1 stop10h 04mAmerican Airlines
Deal found 9/21$275
This Southwest deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/216:00 amPDX - CHS
1 stop7h 25mSouthwest
mar. 10/285:35 amCHS - PDX
1 stop7h 25mSouthwest
Deal found 9/21$275
This Alaska Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/209:56 amSEA - CHS
Nonstop5h 21mAlaska Airlines
lun. 10/276:59 pmCHS - SEA
Nonstop6h 00mAlaska Airlines
Deal found 9/22$277

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Charleston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 22, 2025.
Use the filters below to find and compare flights from Washington to Charleston that are best for you.

Fly from

Washington

Fly to

Charleston

Route

Depart

Return

Price

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

mié. 2/11

9:15 am-5:31 pm

Nonstop5h 16m

Charleston

mié. 2/18

6:45 pm-9:42 pm

Nonstop5h 57m

$237

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

sáb. 10/18

9:56 am-6:17 pm

Nonstop5h 21m

Charleston

sáb. 10/25

7:23 pm-10:15 pm

Nonstop5h 52m

$237

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

jue. 12/4

11:22 am-11:58 pm

1 stop9h 36m

Charleston

lun. 12/8

7:15 am-1:55 pm

1 stop9h 40m

$254

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

mié. 11/12

7:20 am-8:32 pm

1 stop10h 12m

Charleston

mar. 11/18

11:26 am-6:40 pm

1 stop10h 14m

$257

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

mar. 10/21

5:00 am-8:08 pm

2 stops12h 08m

Charleston

mar. 10/28

4:36 pm-10:45 pm

1 stop9h 09m

$262

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

mar. 11/18

8:36 am-9:59 pm

2 stops10h 23m

Charleston

sáb. 11/22

4:06 pm-11:10 pm

2 stops10h 04m

$272

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

vie. 11/14

7:13 pm-8:56 am

2 stops10h 43m

Charleston

lun. 11/17

4:11 pm-11:10 pm

1 stop9h 59m

$272

PortlandCharleston

PDX - CHS

PDXCHS

Portland

mar. 10/21

6:00 am-4:25 pm

1 stop7h 25m

Charleston

mar. 10/28

5:35 am-10:00 am

1 stop7h 25m

$275

PortlandCharleston

PDX - CHS

PDXCHS

Portland

mar. 11/4

6:00 am-3:19 pm

1 stop6h 19m

Charleston

mié. 11/12

5:25 am-10:38 am

1 stop8h 13m

$275

SeattleCharleston

SEA - CHS

SEACHS

Seattle/Tacoma Intl

mar. 3/3

9:15 am-5:31 pm

Nonstop5h 16m

Charleston

mié. 3/4

6:45 pm-9:42 pm

Nonstop5h 57m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/21

Showing 1-10 of 52 results
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Best time to book a flight from Washington to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Charleston

What is the cheapest month to book a flight from State of Washington to Charleston?

Currently, August is the cheapest month in which you can book a flight from State of Washington to Charleston (average of $217). Flying from State of Washington to Charleston in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to CHS?

Find hourly flight availability from Washington to Charleston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 22, 2025.

When flying from State of Washington to Charleston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from State of Washington to Charleston

Explore weekly flight availability from Washington to Charleston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated septiembre 22, 2025.

The most flights from USWA to CHS are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Related info for your journey

Find useful and relevant information for your journey from Washington to Charleston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Charleston from Washington?

    Most people fly into Charleston (CHS) if they book a flight to Charleston from Washington. Charleston is conveniently located just 10.2 mi from Charleston’s city center.

  • How popular is this State of Washington to Charleston flight route?

    The Washington to Charleston flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from State of Washington to Charleston?

    A quick flight from State of Washington to Charleston can take about 5h 16m. Alaska Airlines provides one of the quickest options available for as low as $237. State of Washington and Charleston are separated by a distance of 2409 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from State of Washington to Charleston?

    While some choose either Portland - Charleston or Spokane - Charleston, Seattle/Tacoma Intl - Charleston is the most popular route from State of Washington to Charleston.

  • What are the cheapest flights from State of Washington to Charleston?

    While on average a flight from State of Washington to Charleston is generally $413, our data shows the cheapest flight currently is $138. When looking at the most popular route, (Seattle/Tacoma Intl - Charleston), you can expect to pay $237 for that flight.

  • Can I find deals for flights from Washington to Charleston that include hotel bookings?

    Yes. In addition to deals on Washington to Charleston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Charleston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Charleston.

  • Can I find deals for business class flights from Washington to Charleston?

    Yes. Cheapflights offers flight deals from Washington to Charleston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Charleston?

    Currently, August is the cheapest month in which you can book a flight from State of Washington to Charleston (average of $217). Flying from State of Washington to Charleston in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Charleston?

Book flights to Charleston if you plan to visit one of these locations
North Charleston
Summerville
Walterboro
Mount Pleasant
Isle of Palms
Santee
Edisto Beach

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Alternative routes for Washington to Charleston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Washington to Charleston

Discover the top 6 airlines that operate flights from Washington to Charleston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$169Average$422FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$196Average$463FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$206Average$402FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$212Average$481FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$236Average$540FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$257Average$439FlexibilityNo cancel feeOn-time85%

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