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$128+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — CHS
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Charleston are usually found in January or February, 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 April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$255
(American Airlines)

One-way from

$128
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$468
Provider with most accurate pricing for Portland-Charleston flight deals.
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Provider most trusted by Cheapflights users for Portland-Charleston flights.
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From Portland to Charleston
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One-way flight from Portland to Charleston
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 30, 2025.

This American Airlines deal was found by Cheapflights users on 4/29. 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 6/49:38 pmPDX - CHS
1 stop7h 53mAmerican Airlines
Wed 6/117:04 pmCHS - PDX
1 stop8h 32mAmerican Airlines
Deal found 4/29$255
This United Airlines deal was found by Cheapflights users on 4/29. 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 6/47:50 pmPDX - CHS
2 stops11h 24mUnited Airlines
Wed 6/114:17 pmCHS - PDX
1 stop7h 34mUnited Airlines
Deal found 4/29$260
This Delta deal was found by Cheapflights users on 4/29. 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 8/196:00 amPDX - CHS
2 stops12h 23mDelta
Tue 8/267:45 amCHS - PDX
2 stops11h 19mDelta
Deal found 4/29$265
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/45:40 pmPDX - CHS
2 stops11h 58mSpirit Airlines
Fri 6/63:35 pmCHS - PDX
2 stops28h 10mSpirit Airlines
Deal found 4/29$343
This Southwest deal was found by Cheapflights users on 4/29. 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.
Tue 9/239:20 amPDX - CHS
1 stop8h 55mSouthwest
Mon 9/295:30 amCHS - PDX
1 stop7h 30mSouthwest
Deal found 4/29$349
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 10/26:05 amPDX - CHS
1 stop8h 12mHawaiian Airlines
Wed 10/86:45 pmCHS - PDX
1 stop8h 08mHawaiian Airlines
Deal found 4/29$388
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/41:37 pmPDX - CHS
2 stops16h 01mMultiple Airlines
Fri 6/64:30 pmCHS - PDX
3 stops27h 15mMultiple Airlines
Deal found 4/29$423
This Sun Country Air deal was found by Cheapflights users on 4/29. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/254:45 pmPDX - CHS
1 stop16h 16mSun Country Air
Sun 6/112:29 pmCHS - PDX
1 stop8h 02mSun Country Air
Deal found 4/29$525

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 April 30, 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

Wed 6/4

9:38 pm-8:31 am

1 stop7h 53m

Charleston

Wed 6/11

7:04 pm-12:36 am

1 stop8h 32m

$255

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Wed 6/4

7:50 pm-10:14 am

2 stops11h 24m

Charleston

Wed 6/11

4:17 pm-8:51 pm

1 stop7h 34m

$260

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Tue 8/19

6:00 am-9:23 pm

2 stops12h 23m

Charleston

Tue 8/26

7:45 am-4:04 pm

2 stops11h 19m

$265

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Wed 6/4

5:40 pm-8:38 am

2 stops11h 58m

Charleston

Fri 6/6

3:35 pm-4:45 pm

2 stops28h 10m

$343

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Tue 9/23

9:20 am-9:15 pm

1 stop8h 55m

Charleston

Mon 9/29

5:30 am-10:00 am

1 stop7h 30m

$349

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Thu 10/2

6:05 am-5:17 pm

1 stop8h 12m

Charleston

Wed 10/8

6:45 pm-11:53 pm

1 stop8h 08m

$388

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Wed 6/4

1:37 pm-8:38 am

2 stops16h 01m

Charleston

Fri 6/6

4:30 pm-4:45 pm

3 stops27h 15m

$423

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Sun 5/25

4:45 pm-12:01 pm

1 stop16h 16m

Charleston

Sun 6/1

12:29 pm-5:31 pm

1 stop8h 02m

$525

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Tue 8/19

5:00 am-3:10 pm

1 stop7h 10m

$128

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Tue 8/19

9:59 am-10:59 pm

2 stops10h 00m

$133

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 15 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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Charleston flight deals on Cheapflights vs. FlightHub >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 April 25, 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, August is the cheapest month in which you can book a flight from Portland to Charleston (average of $217). Flying from Portland 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 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 April 30, 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 50% versus a flight in the evening.

Rainfall in Charleston by month

Plan your trip to Charleston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Charleston ranges from 2.4 - 7.2 inches per month. August is typically the wettest month, when rainfall can reach 7.2 in. November is typically the driest time to visit Charleston when rainfall is around 2.4 in.

Temperature in Charleston by month

Plan your trip to Charleston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Charleston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 April 30, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Portland to Charleston 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
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,405 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Cheapflights users have booked flights from Portland to Charleston round-trip from $255. Other airlines that can offer you cheap pricing are United Airlines, from $260, and Delta, from $265. These flights start at 45% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Portland to Charleston one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $128. Users have also found prices from $133 and $155 on American Airlines and Delta, respectively.

  • 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, August is the cheapest month in which you can book a flight from Portland to Charleston (average of $217). Flying from Portland 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 Portland?

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

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Alternative routes for Portland 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 Portland to Charleston

Discover the top 6 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$166Average$279FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$273Average$436FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$281Average$422FlexibilityNo cancel feeOn-time69%
DeltaCheapest$284Average$496FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$307Average$477FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$366Average$541FlexibilityNo cancel feeOn-time63%

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