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$128+ Cheap flights from Charleston to Portland (CHS - PDX)

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — PDX
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Charleston to Portland are usually found in January or March, booked 29 days in advance, depart on a Friday or Saturday and return on a Tuesday

Cheap flight deals from Charleston to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Portland (PDX). 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 29, 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

May

Cheapest in

January

Average price

$412
Provider with most accurate pricing for Charleston-Portland flight deals.
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Provider most trusted by Cheapflights users for Charleston-Portland flights.
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From Charleston to Portland
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One-way flight from Charleston to Portland
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 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 Charleston to Portland

Cheapest flights from Charleston to Portland
Explore the most affordable flight options available from Charleston to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

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 6/32:38 pmCHS - PDX
2 stops11h 03mDelta
Sat 6/710:20 amPDX - CHS
2 stops10h 24mDelta
Deal found 4/29$265
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.
Thu 5/294:24 pmCHS - PDX
1 stop9h 35mAmerican Airlines
Thu 6/510:54 pmPDX - CHS
1 stop8h 25mAmerican Airlines
Deal found 4/29$277
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/217:00 amCHS - PDX
1 stop9h 01mUnited Airlines
Mon 5/268:30 amPDX - CHS
1 stop10h 02mUnited Airlines
Deal found 4/28$287
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.
Mon 5/510:32 amCHS - PDX
3 stops34h 33mSpirit Airlines
Wed 5/71:37 pmPDX - CHS
2 stops16h 01mSpirit Airlines
Deal found 4/29$418
This Southwest deal was found by Cheapflights users on 4/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/194:15 pmCHS - PDX
2 stops10h 50mSouthwest
Sun 6/229:15 pmPDX - CHS
1 stop9h 45mSouthwest
Deal found 4/28$473
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:54 pmCHS - PDX
1 stop7h 50mAlaska Airlines
Tue 5/61:15 pmPDX - CHS
1 stop25h 39mAlaska Airlines
Deal found 4/29$521
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 6/114:12 pmCHS - PDX
3 stops46h 05mMultiple Airlines
Sun 6/1511:59 pmPDX - CHS
3 stops19h 30mMultiple Airlines
Deal found 4/29$539

Cheapflights Fare Finder

Customize your flight search to find flights from Charleston to Portland 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 29, 2025.
Use the filters below to find and compare flights from Charleston to Portland that are best for you.

Fly from

Charleston

Fly to

Portland

Route

Depart

Return

Price

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Fri 5/30

4:24 pm-10:59 pm

1 stop9h 35m

Portland

Tue 6/3

9:38 pm-10:45 am

1 stop10h 07m

$255

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Fri 5/30

10:45 am-10:01 pm

2 stops14h 16m

Portland

Tue 6/3

7:14 am-8:43 pm

1 stop10h 29m

$260

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Wed 5/21

7:00 am-1:01 pm

1 stop9h 01m

Portland

Mon 5/26

8:30 am-9:32 pm

1 stop10h 02m

$287

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Thu 6/5

5:00 pm-12:05 am

2 stops10h 05m

Portland

Tue 6/10

9:15 pm-11:10 am

1 stop10h 55m

$368

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Thu 6/5

3:28 pm-8:29 am

1 stop20h 01m

Portland

Tue 6/10

5:40 pm-8:37 am

3 stops35h 57m

$371

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Mon 5/5

10:32 am-6:05 pm

3 stops34h 33m

Portland

Wed 5/7

1:37 pm-8:38 am

2 stops16h 01m

$418

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Fri 5/2

6:54 pm-11:44 pm

1 stop7h 50m

Portland

Tue 5/6

1:15 pm-5:54 pm

1 stop25h 39m

$521

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Wed 5/21

7:00 am-1:01 pm

1 stop9h 01m

$128

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Wed 5/21

2:38 pm-10:41 pm

2 stops11h 03m

$133

CharlestonPortland

CHS - PDX

CHSPDX

Charleston

Mon 6/9

7:04 pm-12:36 am

1 stop8h 32m

$150

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 16 results
1
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Compare providers for flights from Charleston to Portland

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 Charleston to Portland 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

*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 Charleston-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charleston-Portland 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 Charleston-Portland 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 Charleston to Portland

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

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

Use this chart to determine the optimal time to book a round-trip flight from Charleston to Portland. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Charleston to Portland, you should look to book at least 29 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Charleston to Portland (average of $277). Flying from Charleston to Portland in March is currently the most expensive (average of $368). 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 PDX?

Find hourly flight availability from Charleston to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Charleston to Portland, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 17% versus a flight in the morning.

Rainfall in Portland by month

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

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

Temperature in Portland by month

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

If weather is an important factor for your trip to Portland, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated April 29, 2025.
To help decide which airline to fly from Charleston to Portland, see what other customers have to say about Alaska Airlines, Southwest and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
7,936 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
2,402 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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 Charleston to Portland. 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 Charleston to Portland round-trip?

    Our cheapest airline available from Charleston to Portland is American Airlines. Our recent data shows that you can find tickets from as low as $255 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $260 and $287 round-trip. American Airlines is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Charleston to Portland 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 $150 on Delta and American Airlines, respectively.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Charleston to Portland (average of $277). Flying from Charleston to Portland in March is currently the most expensive (average of $368). 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
Beaverton
Lincoln City
Seaside
Clackamas
Vancouver
McMinnville
Lake Oswego
Hillsboro
Gresham
Astoria
Long Beach
Cannon Beach
Tigard
Hood River
Woodburn
Depoe Bay
Pacific City
Stevenson
Troutdale
Longview

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Charleston to Portland

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Top 6 airlines flying from Charleston to Portland

Discover the top 6 airlines that operate flights from Charleston to Portland. 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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$121Average$268FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$254Average$466FlexibilityNo cancel feeOn-time69%
DeltaCheapest$265Average$524FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$289Average$507FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$297Average$498FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$314Average$470FlexibilityNo cancel feeOn-time71%

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