HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

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

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SEA
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Charleston to Washington with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Charleston to Washington

Keep the following information in mind while searching for Charleston to Washington flight deals. Data was last updated October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(American Airlines)

One-way from

$90
(American Airlines)

Popular in

June

Cheapest in

October

Average price

$297

Good round-trip deal

$302 or less

Good one-way deal

$193 or less
Provider with most accurate pricing for Charleston-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charleston-Seattle/Tacoma Intl flights.
Search Deals
From Charleston to Washington
Search Deals
One-way flight from Charleston to Washington
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Charleston to Washington.
Search Deals
Price to beat on a one-way flight from Charleston to Washington.
Search Deals

Find flight deals from Charleston to Washington

Cheapest flights from Charleston to Washington
Explore the most affordable flight options available from Charleston to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This American Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 12/53:21 pmCHS - SEA
1 stop11h 17mAmerican Airlines
Sun 12/712:31 amSEA - CHS
1 stop8h 32mAmerican Airlines
Deal found 10/27$179
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 11/135:10 amCHS - SEA
1 stop10h 43mAmerican Airlines
Mon 11/176:19 amSEA - CHS
1 stop7h 25mAmerican Airlines
Deal found 10/26$195
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 12/123:14 pmCHS - SEA
1 stop8h 23mAmerican Airlines
Fri 12/1210:58 pmSEA - CHS
1 stop8h 53mAmerican Airlines
Deal found 10/28$198
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 12/53:21 pmCHS - SEA
1 stop8h 52mAmerican Airlines
Thu 12/1111:22 amSEA - CHS
1 stop9h 36mAmerican Airlines
Deal found 10/28$204
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 12/37:24 pmCHS - SEA
Nonstop6h 06mAlaska Airlines
Tue 12/910:07 amSEA - CHS
Nonstop5h 17mAlaska Airlines
Deal found 10/27$217
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Sat 11/155:10 amCHS - SEA
1 stop10h 43mAmerican Airlines
Wed 12/106:15 amSEA - CHS
1 stop7h 31mAmerican Airlines
Deal found 10/28$219
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 11/126:10 amCHS - SEA
1 stop8h 30mAmerican Airlines
Sat 11/1512:59 amSEA - CHS
1 stop9h 18mAmerican Airlines
Deal found 10/28$225
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 12/87:00 amCHS - SEA
1 stop9h 06mAmerican Airlines
Thu 12/1110:58 pmSEA - CHS
1 stop8h 24mAmerican Airlines
Deal found 10/26$229
This Delta deal was found by Cheapflights users on 10/27. 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.
Wed 12/35:25 amCHS - SEA
1 stop7h 55mDelta
Tue 12/96:00 amSEA - CHS
1 stop8h 24mDelta
Deal found 10/27$237
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Fri 11/146:15 amCHS - SEA
1 stop8h 13mUnited Airlines
Sat 11/157:00 amSEA - CHS
1 stop9h 23mUnited Airlines
Deal found 10/26$239
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Tue 12/96:00 amCHS - SEA
2 stops13h 07mUnited Airlines
Sat 12/135:00 amSEA - CHS
1 stop7h 10mUnited Airlines
Deal found 10/25$242
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 12/34:38 pmCHS - SEA
1 stop8h 50mUnited Airlines
Mon 12/811:59 pmSEA - CHS
2 stops10h 56mUnited Airlines
Deal found 10/27$243

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charleston to Washington 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 October 28, 2025.
Use the filters below to find and compare flights from Charleston to Washington that are best for you.

Fly from

Charleston

Fly to

Washington

Route

Depart

Return

Price

CharlestonSeattle

CHS - SEA

CHSSEA

Charleston

Fri 12/5

2:03 pm-7:09 pm

1 stop8h 06m

Seattle/Tacoma Intl

Mon 12/8

6:15 am-4:46 pm

1 stop7h 31m

$179

CharlestonSeattle

CHS - SEA

CHSSEA

Charleston

Tue 12/9

7:24 pm-10:30 pm

Nonstop6h 06m

Seattle/Tacoma Intl

Sat 12/13

10:07 am-6:24 pm

Nonstop5h 17m

$217

CharlestonSeattle

CHS - SEA

CHSSEA

Charleston

Wed 12/3

5:25 am-10:20 am

1 stop7h 55m

Seattle/Tacoma Intl

Tue 12/9

6:00 am-5:24 pm

1 stop8h 24m

$237

CharlestonSeattle

CHS - SEA

CHSSEA

Charleston

Tue 12/9

7:24 pm-10:30 pm

Nonstop6h 06m

Seattle/Tacoma Intl

Sun 12/14

10:07 am-6:24 pm

Nonstop5h 17m

$237

CharlestonSeattle

CHS - SEA

CHSSEA

Charleston

Sat 2/28

6:45 pm-9:42 pm

Nonstop5h 57m

Seattle/Tacoma Intl

Sun 3/8

9:15 am-5:31 pm

Nonstop5h 16m

$237

CharlestonSeattle

CHS - SEA

CHSSEA

Charleston

Thu 11/13

2:52 pm-8:54 pm

1 stop9h 02m

Seattle/Tacoma Intl

Mon 11/17

11:59 pm-1:55 pm

2 stops10h 56m

$244

CharlestonSeattle

CHS - SEA

CHSSEA

Charleston

Fri 12/5

7:24 pm-10:30 pm

Nonstop6h 06m

Seattle/Tacoma Intl

Mon 12/8

10:07 am-6:24 pm

Nonstop5h 17m

$257

CharlestonSeattle

CHS - SEA

CHSSEA

Charleston

Fri 2/27

6:45 pm-9:42 pm

Nonstop5h 57m

Seattle/Tacoma Intl

Mon 3/9

9:15 am-5:31 pm

Nonstop5h 16m

$257

CharlestonSeattle

CHS - SEA

CHSSEA

Charleston

Thu 12/4

4:06 pm-8:50 pm

1 stop7h 44m

Seattle/Tacoma Intl

Sun 12/7

11:15 pm-10:46 am

1 stop8h 31m

$277

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Sat 1/17

4:01 pm-9:12 pm

1 stop8h 11m

Portland

Sat 1/24

5:00 am-11:44 pm

2 stops15h 44m

$280

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 49 results
1
2
3
...
5

Best time to book a flight from Charleston to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Charleston 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 Charleston to Washington

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

Currently, August is the cheapest month in which you can book a flight from Charleston to State of Washington (average of $179). Flying from Charleston to State of Washington in June is currently the most expensive (average of $286). 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 CHS to WA?

Find hourly flight availability from Charleston to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

It’s typically best to fly out from Charleston to State of Washington in the evening. Doing so could potentially save you 19% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Charleston to State of Washington?

Use this chart to determine the cheapest time to fly round-trip from Charleston to Washington. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Charleston to State of Washington flight should consider departing on Thursday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Charleston to State of Washington?

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated October 28, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Charleston to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
11,203 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
7.9
Good
7,994 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Hawaiian Airlines
7.8
Good
2,794 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
United Airlines
7.4
Good
9,001 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
American Airlines
7.2
Good
11,032 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from Charleston to Washington. 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 from for flights from Charleston to Washington?

    Charleston (CHS), located 10.2 mi from the city center, is the airport you fly out of when you book flights from Charleston to Washington.

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

    Flights from Charleston to Washington have been viewed 18 times in the past calendar month.

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

    American Airlines, Alaska Airlines, and Delta can get you from Charleston to State of Washington in just under 6h 06m. Your travel time can differ by up to 2h 06m. Charleston and State of Washington 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 cheapest airlines to fly from Charleston to State of Washington one-way?

    The cheapest airlines for a one-way flight from Charleston to State of Washington are American Airlines ($90), United Airlines ($120), and Alaska Airlines ($167).

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

    The most popular flight routes from Charleston to State of Washington are Charleston - Seattle/Tacoma Intl, Charleston - Portland and Charleston - Spokane.

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

    Looking at all options, your cheapest flight can be booked for $137. While the most popular route (Charleston - Seattle/Tacoma Intl) can be booked for $237 on average, our data indicates $404 when flying from Charleston to State of Washington.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Charleston to Washington 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 Charleston to State of Washington?

    Currently, August is the cheapest month in which you can book a flight from Charleston to State of Washington (average of $179). Flying from Charleston to State of Washington in June is currently the most expensive (average of $286). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Charleston to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to John F Kennedy Intl flights
Charlotte to LaGuardia flights
Charlotte to Newark flights
Charlotte to Dallas/Fort Worth flights
Charlotte to Las Vegas flights
Charlotte to Orlando flights
Charlotte to O'Hare Intl flights
Charlotte to Denver flights
Charlotte to Hobby flights
Charlotte to George Bush Intcntl flights
Charlotte to Boston flights
Charlotte to Miami flights
Charlotte to Sky Harbor Intl flights
Charleston to John F Kennedy Intl flights
Charlotte to Fort Lauderdale flights
Charlotte to Los Angeles flights
Charleston to Newark flights
Charlotte to Philadelphia flights
Charlotte to Baltimore flights
Charlotte to Dulles Intl flights
Savannah to John F Kennedy Intl flights
Charlotte to Love Field flights
Charlotte to Seattle flights
Greenville to John F Kennedy Intl flights
Charleston to LaGuardia flights
Greenville to LaGuardia flights
Greenville to Newark flights
Savannah to Newark flights
Charleston to Fort Lauderdale flights
Charlotte to Austin flights
Columbia to LaGuardia flights
Charlotte to San Francisco flights
Charlotte to Salt Lake City flights
Charleston to O'Hare Intl flights
Charlotte to Midway flights
Charlotte to Detroit flights
Charlotte to Nashville flights
Charlotte to Reagan-National flights
Charleston to Miami flights
Myrtle Beach to Newark flights
Savannah to LaGuardia flights
Charlotte to Atlanta flights
Charlotte to New Orleans flights
Charlotte to Honolulu flights
Charlotte to Ontario flights
Charlotte to Tampa flights
Charlotte to San Diego flights
Greenville to Dulles Intl flights
Charlotte to Fort Myers flights
Columbia to John F Kennedy Intl flights

Top 6 airlines flying from Charleston to Washington

Discover the top 6 airlines that operate flights from Charleston to Washington. 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$98Average$415FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$208Average$382FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$223Average$395FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$225Average$391FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$226Average$371FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$257Average$382FlexibilityNo cancel feeOn-time85%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.