$63+ Cheap flights from Charleston to Portland, ME (CHS - PWM)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — PWM
Nov 25 — Dec 21
Round-trip
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 April, booked 11 days in advance, depart on a Tuesday or Friday and return on a Tuesday
Cheap flight deals from Charleston to Portland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Charleston to PortlandExplore 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 October 26, 2026.
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 October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Fri 11/132:30 pm -
Nonstop2h 25m
Mon 11/165:35 pm -
Nonstop2h 43m
Deal found 10/22![Breeze Airways logo]()
$189
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/126:00 am -
1 stop4h 01m
Sat 11/143:04 pm -
1 stop4h 32m
Deal found 10/21![American Airlines logo]()
$221
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/127:04 pm -
1 stop4h 17m
Sat 11/148:49 am -
2 stops9h 17m
Deal found 10/21![United Airlines logo]()
$239
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 11/233:29 pm -
1 stop6h 22m
Thu 11/269:46 am -
1 stop4h 42m
Deal found 10/22![United Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Fri 11/62:30 pm -
Nonstop2h 25m
Mon 11/95:35 pm -
Nonstop2h 43m
Deal found 10/24![Breeze Airways logo]()
$247
This Southwest deal was found by Cheapflights users on 10/22. 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.
Fri 11/137:55 pm -
1 stop4h 00m
Mon 11/1612:45 pm -
1 stop7h 20m
Deal found 10/22![Southwest logo]()
$249
This Southwest deal was found by Cheapflights users on 10/22. 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 11/117:30 am -
1 stop7h 15m
Fri 11/131:40 pm -
1 stop5h 35m
Deal found 10/22![Southwest logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Fri 11/132:30 pm -
Nonstop2h 25m
Tue 11/175:09 pm -
2 stops29h 24m
Deal found 10/26![Breeze Airways logo]()
$255
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 11/193:29 pm -
1 stop6h 22m
Thu 11/269:46 am -
1 stop4h 42m
Deal found 10/22![United Airlines logo]()
$263
Best flights from Charleston to PortlandDiscover carefully curated flight deals from Charleston to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Charleston to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Southwest deal was found by Cheapflights users on 10/23. 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.
Mon 2/16:45 am -
2 stops14h 55m
Sat 2/65:30 am -
2 stops12h 55m
Deal found 10/23![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 11/233:29 pm -
1 stop6h 22m
Thu 11/269:46 am -
1 stop4h 42m
Deal found 10/22![United Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/214:07 pm -
1 stop7h 24m
Thu 11/266:00 am -
1 stop7h 23m
Deal found 10/26![Delta logo]()
$295
This Southwest deal was found by Cheapflights users on 10/22. 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 11/117:30 am -
1 stop7h 15m
Fri 11/131:40 pm -
1 stop5h 35m
Deal found 10/22![Southwest logo]()
$254
This Delta deal was found by Cheapflights users on 10/25. 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.
Wed 3/35:55 pm -
1 stop5h 28m
Sat 3/66:00 am -
1 stop5h 26m
Deal found 10/25![Delta logo]()
$335
This Southwest deal was found by Cheapflights users on 10/23. 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 2/187:45 am -
1 stop4h 25m
Mon 2/225:20 am -
2 stops12h 40m
Deal found 10/23![Southwest logo]()
$306
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/133:29 pm -
2 stops8h 30m
Sun 11/155:30 am -
1 stop4h 36m
Deal found 10/21![United Airlines logo]()
$344
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/122:52 pm -
2 stops8h 29m
Sat 11/146:00 am -
2 stops12h 06m
Deal found 10/21![United Airlines logo]()
$373
This Southwest deal was found by Cheapflights users on 10/23. 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 12/174:30 pm -
2 stops17h 20m
Sun 12/201:10 pm -
2 stops11h 05m
Deal found 10/23![Southwest logo]()
$352
This Southwest deal was found by Cheapflights users on 10/22. 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.
Fri 1/158:05 am -
1 stop4h 35m
Mon 1/188:40 am -
2 stops10h 25m
Deal found 10/22![Southwest logo]()
$367
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/112:52 pm -
2 stops8h 29m
Fri 11/135:50 am -
2 stops8h 38m
Deal found 10/22![United Airlines logo]()
$416
Last-minute flights from Charleston to PortlandDiscover last-minute flight deals from Charleston to Portland. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Portland. Data last updated October 26, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Fri 11/62:30 pm -
Nonstop2h 25m
Mon 11/95:35 pm -
Nonstop2h 43m
Deal found 10/24![Breeze Airways logo]()
$247
This Southwest deal was found by Cheapflights users on 10/22. 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 11/117:30 am -
1 stop7h 15m
Fri 11/131:40 pm -
1 stop5h 35m
Deal found 10/22![Southwest logo]()
$254
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/126:00 am -
1 stop4h 01m
Sat 11/143:04 pm -
1 stop4h 32m
Deal found 10/21![American Airlines logo]()
$221
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/127:04 pm -
1 stop4h 17m
Sat 11/148:49 am -
2 stops9h 17m
Deal found 10/21![United Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Fri 11/132:30 pm -
Nonstop2h 25m
Mon 11/165:35 pm -
Nonstop2h 43m
Deal found 10/22![Breeze Airways logo]()
$189
This Southwest deal was found by Cheapflights users on 10/22. 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.
Fri 11/137:55 pm -
1 stop4h 00m
Mon 11/1612:45 pm -
1 stop7h 20m
Deal found 10/22![Southwest logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Fri 11/132:30 pm -
Nonstop2h 25m
Tue 11/175:09 pm -
2 stops29h 24m
Deal found 10/26![Breeze Airways logo]()
$255
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 11/193:29 pm -
1 stop6h 22m
Thu 11/269:46 am -
1 stop4h 42m
Deal found 10/22![United Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 11/233:29 pm -
1 stop6h 22m
Thu 11/269:46 am -
1 stop4h 42m
Deal found 10/22![United Airlines logo]()
$242
One-way flights from Charleston to PortlandSearch for one-way flight options from Charleston to Portland. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Charleston to Portland. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Fri 1/221:55 pm -
Nonstop2h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Breeze Airways logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Fri 2/121:55 pm -
Nonstop2h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Breeze Airways logo]()
$73
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 12/26:39 pm -
1 stop4h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Delta logo]()
$111
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/22:57 pm -
2 stops8h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$116
This Breeze Airways deal was found by Cheapflights users on 10/22. 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.
Mon 2/151:55 pm -
Nonstop2h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Breeze Airways logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Tue 1/191:21 pm -
1 stop28h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Breeze Airways logo]()
$130
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 11/233:29 pm -
1 stop6h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$132
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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $128 (Breeze Airways) |
One-way from | $63 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $316 |
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 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Charleston to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
CharlestonPortland
CHS Charleston - PWM Portland
CHSPWM
Charleston
Fri 2/12
1:55 pm-4:20 pm
Nonstop2h 25m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$73
CharlestonPortland
CHS Charleston - PWM Portland
CHSPWM
Charleston
Mon 2/15
1:55 pm-4:20 pm
Nonstop2h 25m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$119
CharlestonPortland
CHS Charleston - PWM Portland
CHSPWM
Charleston
Mon 11/23
3:29 pm-9:51 pm
1 stop6h 22m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$132
CharlestonPortland
CHS Charleston - PWM Portland
CHSPWM
Charleston
Mon 2/1
6:45 am-9:40 pm
2 stops14h 55m
Portland
Sat 2/6
5:30 am-6:25 pm
2 stops12h 55m
$237
CharlestonPortland
CHS Charleston - PWM Portland
CHSPWM
Charleston
Mon 11/23
3:29 pm-9:51 pm
1 stop6h 22m
Portland
Thu 11/26
9:46 am-2:28 pm
1 stop4h 42m
$242
CharlestonPortland
CHS Charleston - PWM Portland
CHSPWM
Charleston
Wed 11/11
7:30 am-2:45 pm
1 stop7h 15m
Portland
Fri 11/13
1:40 pm-7:15 pm
1 stop5h 35m
$254
CharlestonPortland
CHS Charleston - PWM Portland
CHSPWM
Charleston
Sat 11/21
4:07 pm-11:31 pm
1 stop7h 24m
Portland
Thu 11/26
6:00 am-1:23 pm
1 stop7h 23m
$295
CharlestonPortland
CHS Charleston - PWM Portland
CHSPWM
Charleston
Thu 2/18
7:45 am-12:10 pm
1 stop4h 25m
Portland
Mon 2/22
5:20 am-6:00 pm
2 stops12h 40m
$306
CharlestonPortland
CHS Charleston - PWM Portland
CHSPWM
Charleston
Wed 3/3
5:55 pm-11:23 pm
1 stop5h 28m
Portland
Sat 3/6
6:00 am-11:26 am
1 stop5h 26m
$335
CharlestonPortland
CHS Charleston - PWM Portland
CHSPWM
Charleston
Fri 11/13
3:29 pm-11:59 pm
2 stops8h 30m
Portland
Sun 11/15
5:30 am-10:06 am
1 stop4h 36m
$344
Showing 1-10 of 14 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Charleston-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Portland, Maine flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
CHS-PWM
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?
To ensure you get the cheapest price possible for a flight from Charleston to Portland, Maine, you should look to book at least 10 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 $98). Flying from Charleston to Portland, Maine in March is currently the most expensive (average of $452). 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 October 26, 2026.
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.
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 October 26, 2026.
Peruse reviews from past customers who have flown with Breeze Airways,Southwest, andDelta 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.
Food
6.7
Crew
8.8
Overall
8.2
Entertainment
6.8
Boarding
8.4
Comfort
8.2
Reviews
1 / 18
10.0
ExcellentJames,Oct 2026
RSW - RDU
Food
6.7
Crew
8.8
Overall
8.2
Entertainment
6.8
Boarding
8.4
Comfort
8.2
Reviews
1 / 18
10.0
ExcellentJames,Oct 2026
RSW - RDU
Food
6.7
Crew
8.8
Overall
8.2
Entertainment
6.8
Boarding
8.4
Comfort
8.2
Reviews
1 / 18
10.0
ExcellentJames,Oct 2026
RSW - RDU
Food
6.7
Crew
8.8
Overall
8.2
Entertainment
6.8
Boarding
8.4
Comfort
8.2
Reviews
1 / 18
10.0
ExcellentJames,Oct 2026
RSW - RDU
Food
6.7
Crew
8.8
Overall
8.2
Entertainment
6.8
Boarding
8.4
Comfort
8.2
Reviews
1 / 18
10.0
ExcellentJames,Oct 2026
RSW - RDU
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.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsLewiston
North Conway
Brunswick
Conway
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from Charleston
Popular flights
Portland flight routes
Alternative routes for Charleston to Portland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Charleston to Portland by cabin class
Find flights from Charleston to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Charleston and Portland flights
Browse other Charleston and Portland flight options. Last updated on October 26, 2026.
Other flights from Charleston
Browse through other flights departing from Charleston. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$218 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$109 | Average$238 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$294 | Average$356 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$329 | Average$502 | FlexibilityNo cancel fee | On-time63% |