HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$59+ 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — PWM
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Charleston to Portland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Charleston to Portland are usually found in January or May, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

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 (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 julio 3, 2025.

Round-trip from

$94
(Breeze Airways)

One-way from

$59
(Breeze Airways)

Popular in

November

Cheapest in

January

Average price

$267

Good round-trip deal

$153 or less

Good one-way deal

$101 or less
From Charleston to Portland
Search Deals
One-way flight from Charleston to Portland
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Charleston to Portland.
Search Deals
Price to beat on a one-way flight from Charleston to Portland.
Search Deals

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 julio 3, 2025.

This Breeze Airways deal was found by Cheapflights users on 7/3. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/165:04 pmCHS - PWM
Nonstop2h 23mBreeze Airways
sáb. 8/238:07 pmPWM - CHS
Nonstop2h 34mBreeze Airways
Deal found 7/3$94
This Delta deal was found by Cheapflights users on 7/1. 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.
lun. 8/46:23 pmCHS - PWM
1 stop6h 15mDelta
mié. 8/66:05 amPWM - CHS
1 stop7h 41mDelta
Deal found 7/1$237
This American Airlines deal was found by Cheapflights users on 7/2. 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.
lun. 8/42:01 pmCHS - PWM
2 stops6h 23mAmerican Airlines
jue. 8/75:57 pmPWM - CHS
1 stop6h 00mAmerican Airlines
Deal found 7/2$242
This Southwest deal was found by Cheapflights users on 7/2. 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.
sáb. 8/1610:55 amCHS - PWM
2 stops11h 05mSouthwest
sáb. 8/235:45 amPWM - CHS
1 stop4h 20mSouthwest
Deal found 7/2$272

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 julio 3, 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

sáb. 8/16

5:04 pm-7:27 pm

Nonstop2h 23m

Portland

sáb. 8/23

8:07 pm-10:41 pm

Nonstop2h 34m

$94

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

lun. 8/4

6:23 pm-12:38 am

1 stop6h 15m

Portland

mié. 8/6

6:05 am-1:46 pm

1 stop7h 41m

$237

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

lun. 8/4

2:01 pm-8:24 pm

2 stops6h 23m

Portland

jue. 8/7

5:57 pm-11:57 pm

1 stop6h 00m

$242

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

sáb. 8/16

10:55 am-10:00 pm

2 stops11h 05m

Portland

sáb. 8/23

5:45 am-10:05 am

1 stop4h 20m

$272

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

mié. 8/6

5:04 pm-7:27 pm

Nonstop2h 23m

$59

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

mié. 7/23

6:59 pm-12:17 am

1 stop5h 18m

$81

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

mié. 8/6

2:51 pm-9:43 pm

2 stops6h 52m

$124

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

lun. 9/29

7:47 pm-11:59 pm

1 stop4h 12m

$185

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

dom. 7/27

2:50 pm-12:20 am

2 stops9h 30m

$199

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

jue. 7/24

10:53 am-11:35 am

2 stops24h 42m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 11 results
1
2

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 June 27, 2025.

To ensure you get the cheapest price possible for a flight from Charleston to Portland, Maine, you should look to book at least 62 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, January is the cheapest month in which you can book a flight from Charleston to Portland, Maine (average of $296). Flying from Charleston to Portland, Maine in July is currently the most expensive (average of $394). 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 julio 3, 2025.

It’s optimal to fly from Charleston to Portland, Maine in the morning. By choosing this option you can save up to 52% on the cost of your flight, compared to a flight in the evening.

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. Monday evenings 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 julio 3, 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
8.1
Very good
183 reviews

Crew

8.8

Food

6.8

Entertainment

6.6

Comfort

8.2

Boarding

8.3

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
183 reviews
Breeze Airways
8.1
Very good
183 reviews

Crew

8.8

Food

6.8

Entertainment

6.6

Comfort

8.2

Boarding

8.3

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,270 reviews
Breeze Airways
8.1
Very good
183 reviews

Crew

8.8

Food

6.8

Entertainment

6.6

Comfort

8.2

Boarding

8.3

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,970 reviews
Breeze Airways
8.1
Very good
183 reviews

Crew

8.8

Food

6.8

Entertainment

6.6

Comfort

8.2

Boarding

8.3

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,845 reviews
Breeze Airways
8.1
Very good
183 reviews

Crew

8.8

Food

6.8

Entertainment

6.6

Comfort

8.2

Boarding

8.3

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
JetBlue
7.3
Good
2,916 reviews
Breeze Airways
8.1
Very good
183 reviews

Crew

8.8

Food

6.8

Entertainment

6.6

Comfort

8.2

Boarding

8.3

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

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.

  • 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 $94. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $237 and $242, respectively. Breeze Airways is 63% 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 $59. Users have also found prices from $81 and $124 on JetBlue and American 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 $156, our data indicates the cheapest price to be $64. The most popular route (Charleston - Portland), is priced around $96.

  • 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, January is the cheapest month in which you can book a flight from Charleston to Portland, Maine (average of $296). Flying from Charleston to Portland, Maine in July is currently the most expensive (average of $394). 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
Brunswick
North Conway
Auburn
Conway
Lewiston

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Charleston to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to Boston flights
Charleston to Boston flights
Charlotte to Portland flights
Greenville to Boston flights
Columbia to Boston flights
Greenville to Portland flights
Charlotte to Bangor flights
Savannah to Boston flights
Myrtle Beach to Boston flights
Columbia to Bangor flights
Greenville to Bangor flights
Augusta to Portland flights
Charleston to Bangor flights
Savannah to Portland flights
Columbia to Portland flights
Myrtle Beach to Bangor flights
Augusta to Boston flights
Savannah to Bangor flights
Myrtle Beach to Portland flights
Hilton Head Island to Boston flights
Charlotte to Bar Harbor flights
Hilton Head Island to Portland flights
Charleston to Bar Harbor flights
Florence to Boston flights
Charlotte to Augusta flights
Florence to Bangor flights
Charlotte to Rockland flights
Charlotte to Presque Isle flights

Top 5 airlines flying from Charleston to Portland

Discover the top 5 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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$99Average$200FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$137Average$254FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$202Average$356FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$217Average$364FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$277Average$446FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.