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$49+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — PWM
Jul 19 — Jul 261
Sat 7/19
Sat 7/26
1 adult, Economy
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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 Friday

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 July 14, 2025.

Round-trip from

$108
(Breeze Airways)

One-way from

$49
(Breeze Airways)

Popular in

November

Cheapest in

January

Average price

$282

Good round-trip deal

$123 or less

Good one-way deal

$114 or less
From Charleston to Portland
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One-way flight from Charleston to Portland
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Highest demand for flights based on searches. 18% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Charleston to Portland.
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Price to beat on a one-way flight from Charleston to Portland.
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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 July 14, 2025.

This Breeze Airways deal was found by Cheapflights users on 7/14. 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.
Sat 8/165:04 pmCHS - PWM
Nonstop2h 23mBreeze Airways
Sat 8/238:07 pmPWM - CHS
Nonstop2h 34mBreeze Airways
Deal found 7/14$108
This Delta deal was found by Cheapflights users on 7/13. 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 8/165:35 pmCHS - PWM
1 stop6h 28mDelta
Tue 8/196:31 amPWM - CHS
1 stop5h 39mDelta
Deal found 7/13$237
This Southwest deal was found by Cheapflights users on 7/12. 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.
Sat 10/257:00 amCHS - PWM
2 stops9h 10mSouthwest
Tue 10/285:45 amPWM - CHS
1 stop5h 05mSouthwest
Deal found 7/12$242
This American Airlines deal was found by Cheapflights users on 7/13. 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.
Mon 8/1812:29 pmCHS - PWM
2 stops8h 07mAmerican Airlines
Thu 8/216:00 amPWM - CHS
2 stops6h 16mAmerican Airlines
Deal found 7/13$247

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 July 14, 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

Sat 8/16

5:04 pm-7:27 pm

Nonstop2h 23m

Portland

Sat 8/23

8:07 pm-10:41 pm

Nonstop2h 34m

$108

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Sat 8/16

5:35 pm-12:03 am

1 stop6h 28m

Portland

Tue 8/19

6:31 am-12:10 pm

1 stop5h 39m

$237

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Tue 8/12

2:47 pm-9:43 pm

2 stops6h 56m

Portland

Tue 8/19

6:00 am-10:18 am

1 stop4h 18m

$242

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Mon 8/11

3:12 pm-5:36 pm

Nonstop2h 24m

$49

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Fri 8/8

6:59 pm-12:17 am

1 stop5h 18m

$101

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Mon 10/6

3:30 pm-8:40 pm

1 stop5h 10m

$119

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Fri 8/1

5:40 pm-12:57 am

1 stop7h 17m

$139

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Thu 8/7

11:00 am-8:00 pm

2 stops9h 00m

$199

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Mon 8/11

10:53 am-1:05 pm

3 stops26h 12m

$265

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Tue 8/5

6:10 am-11:59 pm

3 stops17h 49m

$358

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/12

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 July 11, 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 July 14, 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 July 14, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and Breeze Airways 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.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.6

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.6

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,956 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.6

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Breeze Airways
8.0
Very good
187 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.6

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,858 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.6

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
JetBlue
7.3
Good
2,908 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.6

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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 $108. 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 59% 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 $49. Users have also found prices from $101 and $119 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 $158, our data indicates the cheapest price to be $69. The most popular route (Charleston - Portland), is priced around $113.

  • 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 Portland?

Book flights to Portland 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

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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 July 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$98Average$198FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$137Average$257FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$211Average$366FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$217Average$332FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$277Average$446FlexibilityNo cancel feeOn-time63%

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