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$143+ Cheap flights from Portland to Charleston (PDX - 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — CHS
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Charleston are usually found in January or September, booked 61 days in advance, depart on a Tuesday or Saturday and return on a Friday

Cheap flight deals from Portland to Charleston

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Charleston (CHS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$275
(American Airlines)

One-way from

$143
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$451
Provider with most accurate pricing for Portland-Charleston flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Charleston flights.
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From Portland to Charleston
Search Deals
One-way flight from Portland to Charleston
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Portland to Charleston

Cheapest flights from Portland to Charleston
Explore the most affordable flight options available from Portland to Charleston. 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.
Tue 12/210:15 pmPDX - CHS
1 stop8h 35mAmerican Airlines
Wed 12/107:00 amCHS - PDX
1 stop8h 59mAmerican Airlines
Deal found 10/27$275
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/812:32 amPDX - CHS
2 stops11h 43mDelta
Sat 12/135:00 pmCHS - PDX
1 stop8h 19mDelta
Deal found 10/28$280
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/125:49 pmPDX - CHS
1 stop21h 35mAlaska Airlines
Tue 12/167:24 pmCHS - PDX
1 stop17h 08mAlaska Airlines
Deal found 10/28$284
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/211:20 pmPDX - CHS
1 stop8h 26mDelta
Wed 12/1012:51 pmCHS - PDX
2 stops12h 19mDelta
Deal found 10/28$302
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.
Fri 12/125:49 pmPDX - CHS
1 stop21h 35mAlaska Airlines
Mon 12/157:24 pmCHS - PDX
1 stop21h 26mAlaska Airlines
Deal found 10/27$304
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/610:10 pmPDX - CHS
1 stop8h 17mDelta
Mon 12/83:15 pmCHS - PDX
1 stop8h 37mDelta
Deal found 10/26$305
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:30 pmPDX - CHS
2 stops12h 16mDelta
Tue 12/163:15 pmCHS - PDX
2 stops10h 25mDelta
Deal found 10/28$306
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:32 amPDX - CHS
2 stops11h 43mDelta
Sun 12/75:25 amCHS - PDX
1 stop8h 19mDelta
Deal found 10/26$310

Cheapflights Fare Finder

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

Fly from

Portland

Fly to

Charleston

Route

Depart

Return

Price

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Tue 12/2

10:15 pm-9:50 am

1 stop8h 35m

Charleston

Wed 12/10

7:00 am-12:59 pm

1 stop8h 59m

$275

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Mon 12/8

12:32 am-1:43 pm

2 stops10h 11m

Charleston

Sat 12/13

6:00 am-12:40 pm

2 stops9h 40m

$285

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Tue 12/2

11:20 pm-10:46 am

1 stop8h 26m

Charleston

Wed 12/10

12:51 pm-10:10 pm

2 stops12h 19m

$302

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Fri 12/12

5:49 pm-6:24 pm

1 stop21h 35m

Charleston

Mon 12/15

7:24 pm-1:50 pm

1 stop21h 26m

$304

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Sat 12/6

11:59 pm-10:46 am

1 stop7h 47m

Charleston

Mon 12/8

2:51 pm-12:37 am

2 stops12h 46m

$310

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Fri 12/12

11:20 pm-10:46 am

1 stop8h 26m

Charleston

Tue 12/16

8:00 am-4:00 pm

2 stops11h 00m

$310

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Sun 1/11

5:30 pm-9:19 am

2 stops12h 49m

Charleston

Sat 1/17

12:00 pm-8:27 pm

1 stop11h 27m

$310

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Fri 12/5

12:32 am-3:15 pm

2 stops11h 43m

Charleston

Mon 12/8

8:00 am-4:35 pm

2 stops11h 35m

$315

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Fri 1/23

7:10 am-6:22 pm

1 stop8h 12m

Charleston

Mon 1/26

7:22 pm-12:09 am

1 stop7h 47m

$334

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Fri 3/6

2:45 pm-5:31 pm

1 stop23h 46m

Charleston

Sun 3/15

6:45 pm-12:03 am

1 stop8h 18m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 19 results
1
2

Compare providers for flights from Portland to Charleston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Charleston in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Charleston flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Charleston flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Charleston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Charleston flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Charleston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Charleston

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

How far ahead should I book a flight from Portland to Charleston?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Charleston. Price data was last updated on October 24, 2025.

The best time to book flights from Portland to Charleston is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Portland to Charleston?

Currently, September is the cheapest month in which you can book a flight from Portland to Charleston (average of $194). Flying from Portland to Charleston in December is currently the most expensive (average of $317). 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 PDX to CHS?

Find hourly flight availability from Portland 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 October 28, 2025.

When flying from Portland to Charleston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 49% versus a flight in the evening.

Reviews of airlines servicing Charleston

Get insights into the airlines that provide service to Charleston. 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 Charleston. Reviews last updated October 28, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Portland to Charleston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,203 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,240 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,994 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
9,001 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,032 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Comfort

7.8

Entertainment

7.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

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

  • How long is the flight from Portland to Charleston?

    American Airlines, Delta, and Alaska Airlines can get you from Portland to Charleston in just under 8h 35m. Your travel time can differ by up to 13h. The distance between Portland and Charleston is about 2405 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Portland to Charleston round-trip?

    Cheapflights users have booked flights from Portland to Charleston round-trip from $254. Other airlines that can offer you cheap pricing are Alaska Airlines, from $273, and United Airlines, from $274. These flights start at 41% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland 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 Portland to Charleston?

    Currently, September is the cheapest month in which you can book a flight from Portland to Charleston (average of $194). Flying from Portland to Charleston in December is currently the most expensive (average of $317). 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
Isle of Palms
Santee
Mount Pleasant
Edisto Beach

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Top 5 airlines flying from Portland to Charleston

Discover the top 5 airlines that operate flights from Portland 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$254Average$426FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$273Average$434FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$274Average$386FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$284Average$455FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$366Average$528FlexibilityNo cancel feeOn-time63%

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