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$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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SEA
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/256:30 amCHS - SEA
1 stop9h 19mUnited Airlines
Wed 12/3111:15 pmSEA - CHS
1 stop8h 09mUnited Airlines
Deal found 12/10$284
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Thu 12/254:05 pmCHS - SEA
1 stop8h 12mUnited Airlines
Thu 1/17:12 pmSEA - CHS
2 stops12h 23mUnited Airlines
Deal found 12/11$334
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Thu 12/254:05 pmCHS - PDX
1 stop9h 54mUnited Airlines
Wed 12/3110:52 pmPDX - CHS
1 stop8h 32mUnited Airlines
Deal found 12/9$375
This Expedia deal was found by Cheapflights users on 12/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:57 pmCHS - SEA
Nonstop6h 03mAlaska Airlines
Wed 12/319:45 amSEA - CHS
Nonstop5h 12mAlaska Airlines
Deal found 12/10$418
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Thu 12/254:05 pmCHS - SEA
1 stop8h 12mUnited Airlines
Fri 1/211:59 pmSEA - CHS
1 stop7h 36mUnited Airlines
Deal found 12/11$429
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/254:05 pmCHS - PDX
1 stop9h 54mUnited Airlines
Sat 1/310:52 pmPDX - CHS
1 stop8h 32mUnited Airlines
Deal found 12/10$435
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/254:05 pmCHS - PDX
1 stop9h 54mUnited Airlines
Thu 1/16:27 pmPDX - CHS
2 stops11h 43mUnited Airlines
Deal found 12/10$440
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/254:05 pmCHS - GEG
1 stop7h 53mUnited Airlines
Mon 12/2911:59 pmGEG - CHS
1 stop7h 36mUnited Airlines
Deal found 12/10$440
This Alaska Airlines deal was found by Cheapflights users on 12/10. 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 12/246:57 pmCHS - PDX
2 stops21h 53mAlaska Airlines
Wed 12/315:10 amPDX - CHS
1 stop9h 47mAlaska Airlines
Deal found 12/10$449
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/256:14 pmCHS - PDX
1 stop9h 45mAmerican Airlines
Wed 12/3111:53 amPDX - CHS
1 stop7h 33mAmerican Airlines
Deal found 12/10$458
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/315:00 pmCHS - PDX
1 stop8h 59mUnited Airlines
Sat 1/105:00 amPDX - CHS
1 stop7h 05mUnited Airlines
Deal found 12/10$462
This Delta deal was found by Cheapflights users on 12/10. 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.
Thu 12/256:35 amCHS - PDX
1 stop7h 48mDelta
Wed 12/315:15 pmPDX - CHS
2 stops13h 18mDelta
Deal found 12/10$465

Find flight deals from Charleston to Washington

Keep the following information in mind while searching for Charleston to Washington flight deals. Data was last updated December 12, 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

$367

Good round-trip deal

$237 or less

Good one-way deal

$203 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 ($56 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 December 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

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 December 12, 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

Thu 1/15

7:22 pm-10:29 pm

Nonstop6h 07m

Seattle/Tacoma Intl

Mon 1/19

10:11 am-6:22 pm

Nonstop5h 11m

$257

CharlestonSeattle

CHS - SEA

CHSSEA

Charleston

Fri 2/27

6:32 pm-9:46 pm

Nonstop6h 14m

Seattle/Tacoma Intl

Mon 3/9

9:28 am-5:32 pm

Nonstop5h 04m

$257

CharlestonSeattle

CHS - SEA

CHSSEA

Charleston

Fri 1/9

2:58 pm-10:43 pm

2 stops10h 45m

Seattle/Tacoma Intl

Wed 1/14

5:00 am-7:04 pm

2 stops11h 04m

$258

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Tue 2/17

6:32 pm-11:44 pm

1 stop8h 12m

Portland

Sat 2/21

6:00 am-5:32 pm

1 stop8h 32m

$275

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Wed 2/18

6:32 pm-11:44 pm

1 stop8h 12m

Portland

Sat 2/21

7:05 am-5:32 pm

1 stop7h 27m

$275

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Wed 1/7

5:25 am-10:34 am

1 stop8h 09m

Portland

Sat 1/17

10:24 am-11:55 pm

2 stops10h 31m

$280

CharlestonSpokane

CHS - GEG

CHSGEG

Charleston

Wed 2/18

1:11 pm-6:03 pm

1 stop7h 52m

Spokane

Wed 2/25

7:00 am-11:44 pm

2 stops13h 44m

$280

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Wed 2/25

5:27 am-4:10 pm

2 stops13h 43m

Portland

Sat 2/28

5:45 pm-9:22 am

2 stops12h 37m

$285

CharlestonSpokane

CHS - GEG

CHSGEG

Charleston

Wed 2/11

7:22 pm-12:23 am

1 stop8h 01m

Spokane

Sun 2/15

5:40 am-5:32 pm

1 stop8h 52m

$304

CharlestonSpokane

CHS - GEG

CHSGEG

Charleston

Wed 2/11

7:22 pm-12:23 am

1 stop8h 01m

Spokane

Mon 2/16

7:06 pm-5:32 pm

1 stop19h 26m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 41 results
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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, December is the cheapest month in which you can book a flight from Charleston to State of Washington (average of $178). 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 December 12, 2025.

It’s typically best to fly out from Charleston to State of Washington in the evening. Doing so could potentially save you 20% 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.

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 December 12, 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
11,432 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,432 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,008 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Hawaiian Airlines
7.8
Good
2,817 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
United Airlines
7.4
Good
9,095 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
American Airlines
7.2
Good
11,050 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

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 19 times in the past calendar month.

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

    Alaska Airlines, United Airlines, and Delta can get you from Charleston to State of Washington in just under 6h 07m. Your travel time can differ by up to 4h 38m. 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 ($103), Delta ($106), and United Airlines ($118).

  • 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 $147. While the most popular route (Charleston - Seattle/Tacoma Intl) can be booked for $227 on average, our data indicates $327 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, December is the cheapest month in which you can book a flight from Charleston to State of Washington (average of $178). 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.

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Alternative routes for Charleston to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$98Average$407FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$194Average$381FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$222Average$390FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$225Average$391FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$236Average$366FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$257Average$382FlexibilityNo cancel feeOn-time85%

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