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$74+ Cheap flights from Charleston to Portland, ME (CHS - PWM)

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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — PWM
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Find cheap flights from Charleston to Portland with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Charleston to Portland are usually found in January or August, booked 53 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap 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 December 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:08 pmCHS - PWM
2 stops37h 33mBreeze Airways
Fri 1/26:05 pmPWM - CHS
Nonstop2h 38mBreeze Airways
Deal found 12/27$399
This United Airlines deal was found by Cheapflights users on 12/27. 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 12/317:45 pmCHS - PWM
2 stops27h 37mUnited Airlines
Fri 1/24:10 pmPWM - CHS
2 stops27h 01mUnited Airlines
Deal found 12/27$720
This Kiwi.com deal was found by Cheapflights users on 12/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/282:46 pmCHS - PWM
2 stops19h 55mBreeze Airways
Wed 12/316:18 pmPWM - CHS
1 stop20h 10mBreeze Airways
Deal found 12/26$726
This American Airlines deal was found by Cheapflights users on 12/26. 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.
Sun 12/284:13 pmCHS - PWM
2 stops6h 42mAmerican Airlines
Wed 12/3112:36 pmPWM - CHS
2 stops7h 12mAmerican Airlines
Deal found 12/26$947
This American Airlines deal was found by Cheapflights users on 12/27. 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 12/306:30 pmCHS - PWM
1 stop4h 25mAmerican Airlines
Sat 1/35:45 amPWM - CHS
1 stop4h 50mAmerican Airlines
Deal found 12/27$1,024

Find 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 (PWM). 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 December 28, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$98
(Kiwi.com)

One-way from

$83
(Kiwi.com)

Popular in

September

Cheapest in

January

Average price

$236

Good one-way deal

$54 or less
Provider with most accurate pricing for Charleston-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charleston-Portland flights.
Search Deals
From Charleston to Portland
Search Deals
One-way flight from Charleston to Portland
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% 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 one-way flight from Charleston to Portland.
Search Deals

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 December 28, 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 - PWM

CHSPWM

Charleston

Fri 1/9

2:02 pm-4:26 pm

Nonstop2h 24m

Portland

Mon 1/12

5:06 pm-7:48 pm

Nonstop2h 42m

$98

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Fri 2/6

2:02 pm-4:26 pm

Nonstop2h 24m

Portland

Mon 2/9

5:06 pm-7:48 pm

Nonstop2h 42m

$102

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Wed 6/24

2:55 pm-5:20 pm

Nonstop2h 25m

Portland

Mon 6/29

6:13 pm-8:48 pm

Nonstop2h 35m

$163

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Fri 1/30

2:02 pm-4:26 pm

Nonstop2h 24m

Portland

Mon 2/2

9:47 am-8:38 am

1 stop22h 51m

$192

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Mon 5/4

2:02 pm-4:26 pm

Nonstop2h 24m

Portland

Mon 5/11

6:13 pm-8:48 pm

Nonstop2h 35m

$203

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Fri 1/9

6:35 pm-10:22 am

2 stops15h 47m

Portland

Mon 1/12

5:06 pm-7:48 pm

Nonstop2h 42m

$204

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Fri 2/6

6:35 pm-10:17 am

2 stops15h 42m

Portland

Mon 2/9

5:06 pm-7:48 pm

Nonstop2h 42m

$210

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Fri 1/16

4:07 pm-10:54 pm

1 stop6h 47m

Portland

Tue 1/20

7:00 am-11:39 am

1 stop4h 39m

$238

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Mon 6/15

3:08 pm-5:33 pm

Nonstop2h 25m

$74

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Fri 1/2

3:04 pm-5:25 pm

Nonstop2h 21m

$83

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 17 results
1
2

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice 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 Charleston-Portland, Maine flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Charleston-Portland, Maine flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Charleston-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charleston-Portland, Maine flights, Cheapflights users trust CheapOair the most. CheapOair 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, Maine 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, Maine?

Use this chart to determine the optimal time to book a round-trip flight from Charleston to Portland. Price data was last updated on December 26, 2025.

To ensure you get the cheapest price possible for a flight from Charleston to Portland, Maine, you should look to book at least 53 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, Maine?

Currently, June is the cheapest month in which you can book a flight from Charleston to Portland, Maine (average of $37). Flying from Charleston to Portland, Maine in November is currently the most expensive (average of $82). 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 PWM?

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 December 28, 2025.

When flying from Charleston to Portland, Maine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Charleston to Portland, Maine?

Use this chart to determine the cheapest time to fly round-trip from Charleston to Portland. Price data was last updated on June 29, 2025.

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

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 December 28, 2025.
Peruse reviews from past customers who have flown with Breeze Airways, Southwest, and Delta from Charleston to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.2
Very good
250 reviews

Overall

8.2

Crew

8.8

Entertainment

6.7

Food

6.7

Boarding

8.4

Comfort

8.2

Reviews

1 / 16
10.0
Excellent

Anonymous,Dec 2025

RSW - ISP

There was no food offered so I had to just put okay. Other than that all was great.
Breeze Airways
8.2
Very good
250 reviews
Breeze Airways
8.2
Very good
250 reviews

Overall

8.2

Crew

8.8

Entertainment

6.7

Food

6.7

Boarding

8.4

Comfort

8.2

Reviews

1 / 16
10.0
Excellent

Anonymous,Dec 2025

RSW - ISP

There was no food offered so I had to just put okay. Other than that all was great.
Southwest
8.0
Very good
4,256 reviews
Breeze Airways
8.2
Very good
250 reviews

Overall

8.2

Crew

8.8

Entertainment

6.7

Food

6.7

Boarding

8.4

Comfort

8.2

Reviews

1 / 16
10.0
Excellent

Anonymous,Dec 2025

RSW - ISP

There was no food offered so I had to just put okay. Other than that all was great.
Delta
7.9
Good
8,021 reviews
Breeze Airways
8.2
Very good
250 reviews

Overall

8.2

Crew

8.8

Entertainment

6.7

Food

6.7

Boarding

8.4

Comfort

8.2

Reviews

1 / 16
10.0
Excellent

Anonymous,Dec 2025

RSW - ISP

There was no food offered so I had to just put okay. Other than that all was great.
American Airlines
7.2
Good
11,069 reviews
Breeze Airways
8.2
Very good
250 reviews

Overall

8.2

Crew

8.8

Entertainment

6.7

Food

6.7

Boarding

8.4

Comfort

8.2

Reviews

1 / 16
10.0
Excellent

Anonymous,Dec 2025

RSW - ISP

There was no food offered so I had to just put okay. Other than that all was great.

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.

  • How popular is this Charleston to Portland, Maine flight route?

    Within the past month, 1 users have taken a look at flights from Charleston to Portland.

  • How long is the flight from Charleston to Portland, Maine?

    A quick flight from Charleston to Portland, Maine can take about 2h 24m. Breeze Airways provides one of the quickest options available for as low as $98. Airlines will cover a distance of 909 mi. Generally, flights for this route are nonstop.

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

    Flying on Breeze Airways is currently your cheapest option to Portland, Maine, with prices starting at $92. Additional round-trip tickets that might be worth considering are offered by Delta and Southwest, with the lowest prices starting at $137 and $212, respectively. Breeze Airways is 61% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for Breeze Airways. According to our data, you can fly for as low as $54. Users have also found prices from $99 and $102 on Southwest and United Airlines, respectively.

  • What are the cheapest flights from Charleston to Portland, Maine?

    Looking for the cheapest flight from Charleston to Portland, Maine? While on average our users pay $54, our data indicates the cheapest price to be $54. The most popular route (Charleston - Portland), is priced around $98.

  • 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, Maine?

    Currently, June is the cheapest month in which you can book a flight from Charleston to Portland, Maine (average of $37). Flying from Charleston to Portland, Maine in November is currently the most expensive (average of $82). 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 Conway
Brunswick
Auburn
Conway

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Top 4 airlines flying from Charleston to Portland

Discover the top 4 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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$93Average$193FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$137Average$288FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$212Average$357FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$236Average$376FlexibilityNo cancel feeOn-time71%

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