$146+ Cheap flights from Portland to Charleston (PDX - CHS)
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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — CHS
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Charleston 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.Cheap flight deals from Portland to Charleston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to CharlestonExplore the most affordable flight options available from Portland to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Portland to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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 10/105:49 pm -
2 stops13h 21m
Sat 10/177:10 am -
2 stops12h 54m
Deal found 9/9![Delta logo]()
$343
This Delta deal was found by Cheapflights users on 9/9. 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 10/1711:00 pm -
1 stop8h 10m
Wed 10/216:30 am -
1 stop7h 12m
Deal found 9/9![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/1011:30 pm -
1 stop7h 57m
Sat 10/177:00 am -
2 stops10h 27m
Deal found 9/10![United Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/171:12 pm -
1 stop7h 47m
Wed 10/213:41 pm -
1 stop10h 58m
Deal found 9/11![American Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:30 pm -
1 stop7h 57m
Tue 10/2711:12 am -
2 stops12h 03m
Deal found 9/12![United Airlines logo]()
$384
This Southwest deal was found by Cheapflights users on 9/12. 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.
Tue 11/36:30 am -
2 stops12h 05m
Tue 11/106:35 am -
2 stops9h 35m
Deal found 9/12![Southwest logo]()
$389
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 10/2611:00 pm -
1 stop8h 10m
Wed 10/2812:57 pm -
1 stop10h 53m
Deal found 9/9![Delta logo]()
$398
Best flights from Portland to CharlestonDiscover carefully curated flight deals from Portland to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Portland to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/1011:30 pm -
1 stop7h 57m
Sat 10/177:00 am -
2 stops10h 27m
Deal found 9/10![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 9/9. 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 11/77:00 am -
2 stops12h 05m
Wed 11/115:20 am -
1 stop8h 21m
Deal found 9/9![Delta logo]()
$381
This Southwest deal was found by Cheapflights users on 9/8. 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 12/106:00 am -
2 stops8h 25m
Wed 12/168:00 am -
1 stop7h 35m
Deal found 9/8![Southwest logo]()
$403
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/308:04 am -
1 stop7h 54m
Tue 2/21:55 pm -
1 stop9h 13m
Deal found 9/10![Alaska Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 9/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/28:45 am -
2 stops11h 34m
Tue 2/96:00 am -
1 stop8h 31m
Deal found 9/12![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 9/7. 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 10/175:49 pm -
2 stops13h 21m
Wed 10/214:20 pm -
2 stops10h 39m
Deal found 9/7![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 9/9. 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 10/2311:35 pm -
2 stops10h 50m
Wed 10/281:55 pm -
2 stops11h 20m
Deal found 9/9![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 9/9. 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 10/2211:35 pm -
1 stop13h 30m
Wed 10/282:20 pm -
2 stops10h 55m
Deal found 9/9![Southwest logo]()
$428
This Delta deal was found by Cheapflights users on 9/10. 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.
Sat 10/105:49 pm -
2 stops11h 53m
Fri 10/164:20 pm -
1 stop8h 29m
Deal found 9/10![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 9/9. 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 10/147:10 am -
2 stops12h 41m
Tue 10/205:30 am -
2 stops9h 19m
Deal found 9/9![Delta logo]()
$459
Last-minute flights from Portland to CharlestonDiscover last-minute flight deals from Portland to Charleston. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Charleston. Data last updated September 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/9. 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 10/105:49 pm -
2 stops13h 21m
Sat 10/177:10 am -
2 stops12h 54m
Deal found 9/9![Delta logo]()
$343
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/1011:30 pm -
1 stop7h 57m
Sat 10/177:00 am -
2 stops10h 27m
Deal found 9/10![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 9/9. 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 10/1711:00 pm -
1 stop8h 10m
Wed 10/216:30 am -
1 stop7h 12m
Deal found 9/9![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/171:12 pm -
1 stop7h 47m
Wed 10/213:41 pm -
1 stop10h 58m
Deal found 9/11![American Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 9/8. 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.
Mon 10/1911:00 pm -
1 stop9h 35m
Wed 10/214:20 pm -
1 stop8h 29m
Deal found 9/8![Delta logo]()
$408
This United Airlines deal was found by Cheapflights users on 9/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:30 pm -
1 stop7h 57m
Tue 10/2711:12 am -
2 stops12h 03m
Deal found 9/12![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 10/2611:00 pm -
1 stop8h 10m
Wed 10/2812:57 pm -
1 stop10h 53m
Deal found 9/9![Delta logo]()
$398
One-way flights from Portland to CharlestonSearch for one-way flight options from Portland to Charleston. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Portland to Charleston. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 11/312:02 pm -
2 stops17h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/1311:49 am -
2 stops17h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Thu 9/2412:38 pm -
2 stops15h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$172
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:30 pm -
1 stop7h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$180
This United Airlines deal was found by Cheapflights users on 9/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:15 pm -
2 stops10h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![United Airlines logo]()
$195
This Delta deal was found by Cheapflights users on 9/9. 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.
Tue 10/138:44 pm -
2 stops10h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:38 pm -
2 stops17h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$211
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/3010:43 am -
1 stop8h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$214
Find flight deals from Portland to Charleston
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Charleston (CHS). 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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $343 (Delta) |
One-way from | $146 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $471 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Charleston 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 September 12, 2026.
Use the filters below to find and compare flights from Portland to Charleston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandCharleston
PDX Portland - CHS Charleston
PDXCHS
Portland
Thu 9/24
12:38 pm-7:25 am
2 stops15h 47m
Charleston
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$172
PortlandCharleston
PDX Portland - CHS Charleston
PDXCHS
Portland
Tue 10/13
11:30 pm-10:27 am
1 stop7h 57m
Charleston
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$180
Quickest round-trip
PortlandCharleston
PDX Portland - CHS Charleston
PDXCHS
Portland
Wed 10/14
1:12 pm-11:59 pm
1 stop7h 47m
Charleston
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$180
PortlandCharleston
PDX Portland - CHS Charleston
PDXCHS
Portland
Tue 11/3
7:00 am-6:04 pm
1 stop8h 04m
Charleston
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$180
PortlandCharleston
PDX Portland - CHS Charleston
PDXCHS
Portland
Tue 10/13
8:44 pm-10:10 am
2 stops10h 26m
Charleston
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$202
PortlandCharleston
PDX Portland - CHS Charleston
PDXCHS
Portland
Wed 10/14
6:55 pm-10:02 am
2 stops12h 07m
Charleston
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$210
PortlandCharleston
PDX Portland - CHS Charleston
PDXCHS
Portland
Wed 9/30
10:43 am-9:46 pm
1 stop8h 03m
Charleston
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$214
PortlandCharleston
PDX Portland - CHS Charleston
PDXCHS
Portland
Sat 10/24
7:09 am-11:59 pm
2 stops13h 50m
Charleston
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$235
PortlandCharleston
PDX Portland - CHS Charleston
PDXCHS
Portland
Wed 10/21
1:12 pm-11:59 pm
1 stop7h 47m
Charleston
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$235
PortlandCharleston
PDX Portland - CHS Charleston
PDXCHS
Portland
Thu 9/24
11:30 pm-10:55 am
1 stop8h 25m
Charleston
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$263
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Portland to Charleston
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 Portland to Charleston in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Portland-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Charleston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Charleston 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 Portland-Charleston 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 Portland to Charleston
Have a flexible travel schedule? Discover the best time to fly to Charleston from Portland with our price prediction graph.
PDX-CHS
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 Portland to Charleston
How far ahead should I book a flight from Portland to Charleston?
The best time to book flights from Portland to Charleston is 59 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Portland to Charleston?
Currently, January is the cheapest month in which you can book a flight from Portland to Charleston (average of $403). Flying from Portland to Charleston in March is currently the most expensive (average of $632). 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.
How much does it cost to fly round-trip from Portland to Charleston?
Airfare is below average for this route at the moment.
Portland to Charleston flights typically cost between $397 and $512 in January.The cheapest round-trip price found within the last 5 days was $343 on Delta (Jan 26-Feb 2).
Reviews of airlines servicing Charleston
Get insights into the airlines that provide service to Charleston. 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 Charleston. Reviews last updated September 12, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta from Portland to Charleston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Related info for your journey
Find useful and relevant information for your journey from Portland to Charleston. 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 Charleston?
Book flights to Charleston if you plan to visit one of these locationsNorth Charleston
Santee
Summerville
Walterboro
Mount Pleasant
Goose Creek
Edisto Beach
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
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Other flights to Charleston
Explore flights to Charleston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
Complete your trip
Complete your trip to Charleston by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Portland to Charleston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Charleston flights
Browse other Portland and Charleston flight options. Last updated on September 12, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Portland to Charleston
Discover the top 5 airlines that operate flights from Portland to Charleston. 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 September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$266 | Average$429 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$290 | Average$472 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$304 | Average$479 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$304 | Average$469 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$394 | Average$558 | FlexibilityNo cancel fee | On-time63% |