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$54+ 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — PWM
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 Monday 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 June 12, 2025.

Round-trip from

$113
(Priceline)

One-way from

$54
(Breeze Airways)

Popular in

November

Cheapest in

January

Average price

$257

Good round-trip deal

$142 or less

Good one-way deal

$65 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. 15% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Priceline deal was found by Cheapflights users on 6/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/95:04 pmCHS - PWM
Nonstop2h 23mBreeze Airways
Sat 8/168:07 pmPWM - CHS
Nonstop2h 34mBreeze Airways
Deal found 6/11$113
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/196:28 pmCHS - PWM
1 stop4h 17mAmerican Airlines
Wed 7/236:01 pmPWM - CHS
1 stop5h 58mAmerican Airlines
Deal found 6/11$241
This Delta deal was found by Cheapflights users on 6/10. 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.
Fri 7/115:40 pmCHS - PWM
1 stop7h 17mDelta
Sat 7/196:54 pmPWM - CHS
1 stop5h 05mDelta
Deal found 6/10$279
This Southwest deal was found by Cheapflights users on 6/11. 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.
Wed 12/107:00 amCHS - PWM
1 stop5h 10mSouthwest
Sun 12/145:25 pmPWM - CHS
1 stop5h 10mSouthwest
Deal found 6/11$294
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 8/87:40 pmCHS - PWM
1 stop4h 19mUnited Airlines
Sun 8/105:35 amPWM - CHS
1 stop4h 39mUnited Airlines
Deal found 6/10$367
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Thu 7/2410:53 amCHS - PWM
2 stops24h 42mMultiple Airlines
Sun 7/273:17 pmPWM - CHS
2 stops22h 10mMultiple Airlines
Deal found 6/10$489

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 June 12, 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

Mon 9/15

3:04 pm-5:25 pm

Nonstop2h 21m

Portland

Fri 9/19

6:05 pm-8:43 pm

Nonstop2h 38m

$90

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Mon 8/11

7:40 pm-11:47 pm

1 stop4h 07m

Portland

Thu 8/14

5:57 pm-11:57 pm

1 stop6h 00m

$221

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Mon 8/11

6:40 pm-11:20 pm

1 stop4h 40m

Portland

Thu 8/14

12:35 pm-10:40 pm

2 stops10h 05m

$226

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Fri 7/11

5:40 pm-12:57 am

1 stop7h 17m

Portland

Sat 7/19

6:54 pm-11:59 pm

1 stop5h 05m

$279

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Fri 8/8

7:40 pm-11:59 pm

1 stop4h 19m

Portland

Sun 8/10

5:35 am-10:14 am

1 stop4h 39m

$367

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Thu 7/24

10:53 am-11:35 am

2 stops24h 42m

Portland

Sun 7/27

3:17 pm-1:27 pm

2 stops22h 10m

$489

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Sat 7/5

5:04 pm-7:27 pm

Nonstop2h 23m

$54

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Wed 6/25

6:59 pm-11:52 pm

1 stop4h 53m

$81

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Mon 6/23

5:15 pm-12:26 am

1 stop7h 11m

$139

CharlestonPortland

CHS - PWM

CHSPWM

Charleston

Wed 7/30

11:25 am-11:14 pm

2 stops11h 49m

$144

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 13 results
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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 9, 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 June 12, 2025.

It’s optimal to fly from Charleston to Portland, Maine in the afternoon. By choosing this option you can save up to 50% 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 8, 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.

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, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 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, Maine, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 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 June 12, 2025.
Read reviews from past customers who have flown Breeze Airways, Southwest and Delta from Charleston to Portland. 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
178 reviews

Food

6.7

Overall

8.1

Comfort

8.2

Entertainment

6.6

Boarding

8.3

Crew

8.8

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
178 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Overall

8.1

Comfort

8.2

Entertainment

6.6

Boarding

8.3

Crew

8.8

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
4,287 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Overall

8.1

Comfort

8.2

Entertainment

6.6

Boarding

8.3

Crew

8.8

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
7,950 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Overall

8.1

Comfort

8.2

Entertainment

6.6

Boarding

8.3

Crew

8.8

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
8,790 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Overall

8.1

Comfort

8.2

Entertainment

6.6

Boarding

8.3

Crew

8.8

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
2,925 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Overall

8.1

Comfort

8.2

Entertainment

6.6

Boarding

8.3

Crew

8.8

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 $113. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $241 and $279, respectively. Breeze Airways is 56% 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 $81 and $139 on JetBlue and Delta, 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 $153, our data indicates the cheapest price to be $45. 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 Charleston?

Book flights to Charleston if you plan to visit one of these locations
North Conway
Bath
Brunswick
Auburn
Conway
Lewiston

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$101Average$203FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$137Average$240FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$188Average$358FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$217Average$364FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$277Average$446FlexibilityNo cancel feeOn-time63%

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