$148+ Cheap flights from Portland to Charleston (PDX - CHS)
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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — CHS
May 28 — Jun 41
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Charleston with Cheapflights
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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
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Last-minute
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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 April 28, 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 April 28, 2026.
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/311:20 am
PDX
- CHS
1 stop8h 40m
American Airlines
Tue 6/97:19 pm
CHS
- PDX
1 stop8h 31m
American Airlines
Deal found 4/23![American Airlines logo]()
$265
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:59 pm
PDX
- CHS
1 stop9h 41m
American Airlines
Tue 9/13:41 pm
CHS
- PDX
1 stop10h 26m
American Airlines
Deal found 4/23![American Airlines logo]()
$270
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/22:06 pm
PDX
- CHS
1 stop6h 53m
Delta
Sat 6/66:00 am
CHS
- PDX
1 stop8h 46m
Delta
Deal found 4/23![Delta logo]()
$275
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:39 pm
PDX
- CHS
1 stop8h 59m
Delta
Sat 6/66:00 am
CHS
- PDX
1 stop8h 46m
Delta
Deal found 4/23![Delta logo]()
$295
This Southwest deal was found by Cheapflights users on 4/23. 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 9/2111:30 pm
PDX
- CHS
2 stops10h 05m
Southwest
Wed 9/301:15 pm
CHS
- PDX
1 stop7h 30m
Southwest
Deal found 4/23![Southwest logo]()
$299
This United Airlines deal was found by Cheapflights users on 4/23. 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 6/311:30 pm
PDX
- CHS
1 stop7h 46m
United Airlines
Tue 6/910:00 am
CHS
- PDX
2 stops11h 47m
United Airlines
Deal found 4/23![United Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:39 pm
PDX
- CHS
1 stop8h 04m
Delta
Fri 6/56:00 am
CHS
- PDX
1 stop8h 46m
Delta
Deal found 4/23![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 9/15:00 am
PDX
- CHS
1 stop7h 20m
United Airlines
Sun 9/67:00 am
CHS
- PDX
1 stop7h 58m
United Airlines
Deal found 4/23![United Airlines logo]()
$320
This Southwest deal was found by Cheapflights users on 4/23. 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.
Tue 9/111:30 pm
PDX
- CHS
2 stops10h 05m
Southwest
Sun 9/62:05 pm
CHS
- PDX
2 stops9h 30m
Southwest
Deal found 4/23![Southwest logo]()
$331
This Southwest deal was found by Cheapflights users on 4/23. 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.
Tue 6/25:40 am
PDX
- CHS
1 stop12h 25m
Southwest
Sat 6/64:05 pm
CHS
- PDX
2 stops10h 20m
Southwest
Deal found 4/23![Southwest logo]()
$332
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 April 28, 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 April 28, 2026.
This Southwest deal was found by Cheapflights users on 4/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1910:45 pm
PDX
- CHS
1 stop8h 40m
Southwest
Tue 9/227:35 am
CHS
- PDX
1 stop8h 00m
Southwest
Deal found 4/24![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 4/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2411:40 pm
PDX
- CHS
1 stop7h 28m
United Airlines
Mon 6/294:16 pm
CHS
- PDX
1 stop9h 47m
United Airlines
Deal found 4/26![United Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 4/26. 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.
Thu 8/2011:40 am
PDX
- CHS
1 stop7h 07m
Delta
Mon 8/246:30 am
CHS
- PDX
1 stop7h 07m
Delta
Deal found 4/26![Delta logo]()
$395
This Southwest deal was found by Cheapflights users on 4/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:25 am
PDX
- CHS
2 stops8h 45m
Southwest
Tue 10/271:10 pm
CHS
- PDX
2 stops12h 40m
Southwest
Deal found 4/25![Southwest logo]()
$395
This Delta deal was found by Cheapflights users on 4/27. 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.
Thu 6/112:10 pm
PDX
- CHS
1 stop7h 35m
Delta
Mon 6/1512:48 pm
CHS
- PDX
1 stop11h 23m
Delta
Deal found 4/27![Delta logo]()
$395
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Thu 8/2011:15 pm
PDX
- CHS
2 stops12h 10m
United Airlines
Mon 8/248:30 am
CHS
- PDX
1 stop7h 33m
United Airlines
Deal found 4/23![United Airlines logo]()
$410
This Southwest deal was found by Cheapflights users on 4/27. 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 5/265:40 am
PDX
- CHS
2 stops11h 20m
Southwest
Tue 6/21:15 pm
CHS
- PDX
2 stops11h 45m
Southwest
Deal found 4/27![Southwest logo]()
$431
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1211:55 am
PDX
- CHS
1 stop8h 21m
Delta
Tue 6/306:15 am
CHS
- PDX
1 stop7h 15m
Delta
Deal found 4/24![Delta logo]()
$467
This Southwest deal was found by Cheapflights users on 4/27. 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 6/1811:30 pm
PDX
- CHS
2 stops10h 45m
Southwest
Mon 6/225:55 pm
CHS
- PDX
1 stop9h 00m
Southwest
Deal found 4/27![Southwest logo]()
$452
This Southwest deal was found by Cheapflights users on 4/23. 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.
Sat 7/119:20 pm
PDX
- CHS
1 stop9h 50m
Southwest
Sat 7/184:05 pm
CHS
- PDX
2 stops10h 20m
Southwest
Deal found 4/23![Southwest logo]()
$452
Last-minute flights from Portland to CharlestonDiscover last-minute flight deals from Portland to Charleston. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Charleston. Data last updated April 28, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Sun 5/109:46 pm
PDX
- CHS
2 stops33h 12m
Multiple Airlines
Sat 5/238:50 pm
CHS
- PDX
1 stop20h 04m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Mon 5/118:46 pm
PDX
- CHS
2 stops21h 03m
Multiple Airlines
Sat 5/238:50 pm
CHS
- PDX
1 stop20h 04m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 4/27. 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.
Tue 5/265:49 am
PDX
- CHS
1 stop8h 59m
American Airlines
Tue 6/27:19 pm
CHS
- PDX
1 stop8h 31m
American Airlines
Deal found 4/27![American Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:39 pm
PDX
- CHS
1 stop8h 04m
Delta
Fri 6/56:00 am
CHS
- PDX
1 stop8h 46m
Delta
Deal found 4/23![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:39 pm
PDX
- CHS
1 stop8h 04m
Delta
Thu 6/41:03 pm
CHS
- PDX
1 stop10h 58m
Delta
Deal found 4/23![Delta logo]()
$357
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2810:59 pm
PDX
- CHS
2 stops10h 09m
American Airlines
Fri 6/57:19 pm
CHS
- PDX
1 stop8h 31m
American Airlines
Deal found 4/23![American Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Thu 5/282:44 pm
PDX
- CHS
2 stops39h 04m
Multiple Airlines
Sat 6/68:48 pm
CHS
- PDX
1 stop20h 00m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$381
This United Airlines deal was found by Cheapflights users on 4/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:30 pm
PDX
- CHS
1 stop7h 46m
United Airlines
Sat 6/62:47 pm
CHS
- PDX
1 stop8h 32m
United Airlines
Deal found 4/25![United Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 4/27. 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 5/289:47 pm
PDX
- CHS
1 stop9h 20m
American Airlines
Thu 6/47:19 pm
CHS
- PDX
1 stop8h 31m
American Airlines
Deal found 4/27![American Airlines logo]()
$406
This United Airlines deal was found by Cheapflights users on 4/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:53 pm
PDX
- CHS
1 stop7h 28m
United Airlines
Tue 6/910:00 am
CHS
- PDX
2 stops11h 47m
United Airlines
Deal found 4/26![United Airlines logo]()
$391
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 April 28, 2026.
Search for one-way flight options from Portland to Charleston. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1412:40 am
PDX
- CHS
1 stop7h 05m
Delta
Deal found 4/23![Delta logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2312:35 pm
PDX
- CHS
2 stops31h 12m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$167
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 8/156:57 pm
PDX
- CHS
2 stops12h 05m
United Airlines
Deal found 4/23![United Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
Sat 5/3012:35 pm
PDX
- CHS
2 stops17h 03m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$183
This American Airlines deal was found by Cheapflights users on 4/27. 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 8/156:27 am
PDX
- CHS
1 stop7h 32m
American Airlines
Deal found 4/27![American Airlines logo]()
$189
This American Airlines deal was found by Cheapflights users on 4/27. 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 9/265:20 am
PDX
- CHS
2 stops9h 08m
American Airlines
Deal found 4/27![American Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 5/265:46 pm
PDX
- CHS
3 stops35h 52m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$197
This United Airlines deal was found by Cheapflights users on 4/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:30 pm
PDX
- CHS
1 stop7h 46m
United Airlines
Deal found 4/26![United Airlines logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
Thu 5/282:44 pm
PDX
- CHS
2 stops39h 04m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$212
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 April 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $265 (American Airlines) |
One-way from | $148 (Delta) |
Popular in | March |
Cheapest in | January |
Average price | $456 |
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 2,558,603 searches. Data last updated April 28, 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 - CHS
PDXCHS
Portland
Sat 9/19
10:45 pm-10:25 am
1 stop8h 40m
Charleston
Tue 9/22
7:35 am-12:35 pm
1 stop8h 00m
$377
PortlandCharleston
PDX - CHS
PDXCHS
Portland
Wed 6/24
11:40 pm-10:08 am
1 stop7h 28m
Charleston
Mon 6/29
4:16 pm-11:03 pm
1 stop9h 47m
$386
Quickest round-trip
PortlandCharleston
PDX - CHS
PDXCHS
Portland
Thu 8/20
11:40 am-9:47 pm
1 stop7h 07m
Charleston
Mon 8/24
6:30 am-10:37 am
1 stop7h 07m
$395
PortlandCharleston
PDX - CHS
PDXCHS
Portland
Tue 10/20
6:25 am-6:10 pm
2 stops8h 45m
Charleston
Tue 10/27
1:10 pm-10:50 pm
2 stops12h 40m
$395
PortlandCharleston
PDX - CHS
PDXCHS
Portland
Thu 6/11
2:10 pm-12:45 am
1 stop7h 35m
Charleston
Mon 6/15
12:48 pm-9:11 pm
1 stop11h 23m
$395
PortlandCharleston
PDX - CHS
PDXCHS
Portland
Thu 8/20
11:15 pm-2:25 pm
2 stops12h 10m
Charleston
Mon 8/24
8:30 am-1:03 pm
1 stop7h 33m
$410
PortlandCharleston
PDX - CHS
PDXCHS
Portland
Tue 5/26
5:40 am-8:00 pm
2 stops11h 20m
Charleston
Tue 6/2
1:15 pm-10:00 pm
2 stops11h 45m
$431
PortlandCharleston
PDX - CHS
PDXCHS
Portland
Thu 6/18
11:30 pm-1:15 pm
2 stops10h 45m
Charleston
Mon 6/22
5:55 pm-11:55 pm
1 stop9h 00m
$452
PortlandCharleston
PDX - CHS
PDXCHS
Portland
Sat 7/11
9:20 pm-10:10 am
1 stop9h 50m
Charleston
Sat 7/18
4:05 pm-11:25 pm
2 stops10h 20m
$452
PortlandCharleston
PDX - CHS
PDXCHS
Portland
Fri 6/12
11:55 am-11:16 pm
1 stop8h 21m
Charleston
Tue 6/30
6:15 am-10:30 am
1 stop7h 15m
$467
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 April.
| 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 45 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 $346). Flying from Portland to Charleston in March is currently the most expensive (average of $691). 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?
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 April 28, 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.
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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
Walterboro
Summerville
Isle of Palms
Mount Pleasant
Goose Creek
Edisto Beach
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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 2,558,603 searches. Data last updated April 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$254 | Average$405 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$459 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$294 | Average$469 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$298 | Average$488 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$329 | Average$558 | FlexibilityNo cancel fee | On-time63% |