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Cheap flights from Portland to Charleston from $104

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Charleston departing on 2/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Charleston

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:15 pm - 9:48 am
PDX
-
CHS
8h 33m1 stop
American Airlines Logo
3:16 pm - 10:17 pm
CHS
-
PDX
10h 01m1 stop
$207American Airlines
Wed, Feb 4 - Wed, Feb 11
American Airlines Logo
5:14 am - 7:02 pm
PDX
-
CHS
10h 48m2 stops
American Airlines Logo
7:32 am - 1:21 pm
CHS
-
PDX
8h 49m1 stop
$212American Airlines
Wed, Feb 4 - Wed, Feb 11
American Airlines Logo
5:14 am - 7:02 pm
PDX
-
CHS
10h 48m2 stops
American Airlines Logo
6:10 am - 1:53 pm
CHS
-
PDX
10h 43m2 stops
$218American Airlines
Wed, Feb 4 - Wed, Feb 11
Delta Logo
11:59 am - 10:07 pm
PDX
-
CHS
7h 08m1 stop
Delta Logo
5:25 am - 10:47 am
CHS
-
PDX
8h 22m1 stop
$229Delta
Thu, Jan 29 - Wed, Feb 4
Delta Logo
6:25 am - 8:57 pm
PDX
-
CHS
11h 32m2 stops
Delta Logo
5:25 am - 10:47 am
CHS
-
PDX
8h 22m1 stop
$234Delta
Thu, Jan 29 - Wed, Feb 4
Delta Logo
6:25 am - 8:57 pm
PDX
-
CHS
11h 32m2 stops
Delta Logo
6:30 am - 12:46 pm
CHS
-
PDX
9h 16m2 stops
$240Delta
Thu, Jan 29 - Wed, Feb 4
American Airlines Logo
12:04 pm - 10:24 pm
PDX
-
CHS
7h 20m1 stop
American Airlines Logo
3:54 pm - 8:44 pm
CHS
-
PDX
7h 50m1 stop
$241American Airlines
Sat, Feb 21 - Tue, Feb 24
American Airlines Logo
11:35 pm - 1:52 pm
PDX
-
CHS
11h 17m2 stops
American Airlines Logo
5:25 pm - 12:17 am
CHS
-
PDX
9h 52m1 stop
$246American Airlines
Sat, Feb 21 - Tue, Feb 24
American Airlines Logo
11:35 pm - 1:52 pm
PDX
-
CHS
11h 17m2 stops
American Airlines Logo
3:54 pm - 12:17 am
CHS
-
PDX
11h 23m2 stops
$252American Airlines
Sat, Feb 21 - Tue, Feb 24
American Airlines Logo
8:00 am - 10:20 pm
PDX
-
CHS
11h 20m2 stops
American Airlines Logo
7:15 am - 12:22 pm
CHS
-
PDX
8h 07m1 stop
$255American Airlines
Wed, Apr 22 - Tue, May 5

Southwest flights from Portland to Charleston

Our best Southwest deals on Portland to Charleston flight tickets
Southwest
Apr 15
PDX6:30 amPortland
10h 55m
2 stops
CHS8:25 pmCharleston
Apr 20
CHS5:45 pmCharleston
9h 40m
2 stops
PDX12:25 amPortland
$324
Southwest
Jan 15
PDX11:25 amPortland
7h 50m
1 stop
CHS10:15 pmCharleston
Jan 18
CHS9:05 amCharleston
9h 35m
2 stops
PDX3:40 pmPortland
$656
Southwest
Jan 10
PDX5:20 amPortland
10h 20m
2 stops
CHS6:40 pmCharleston
Jan 11
CHS7:00 amCharleston
13h 40m
2 stops
PDX5:40 pmPortland
$746

United Airlines flights from Portland to Charleston

Our best United Airlines deals on Portland to Charleston flight tickets
United Airlines
May 8
PDX6:59 pmPortland
11h 17m
2 stops
CHS9:16 amCharleston
May 12
CHS6:35 amCharleston
8h 00m
1 stop
PDX11:35 amPortland
$297
United Airlines
May 30
PDX8:45 amPortland
9h 19m
2 stops
CHS9:04 pmCharleston
Jun 6
CHS2:30 pmCharleston
9h 51m
1 stop
PDX9:21 pmPortland
$350
United Airlines
Jan 17
PDX5:00 amPortland
7h 05m
1 stop
CHS3:05 pmCharleston
Jan 20
CHS1:13 pmCharleston
8h 43m
1 stop
PDX6:56 pmPortland
$435

momondo 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, momondo users made 832,500 searches. Data last updated January 8, 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

Price

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Wed 2/4

10:15 pm-9:48 am

1 stop8h 33m

Charleston

Wed 2/11

3:16 pm-10:17 pm

1 stop10h 01m

$207

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Wed 2/4

5:14 am-7:02 pm

2 stops10h 48m

Charleston

Wed 2/11

7:32 am-1:21 pm

1 stop8h 49m

$212

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Wed 2/4

5:14 am-7:02 pm

2 stops10h 48m

Charleston

Wed 2/11

6:10 am-1:53 pm

2 stops10h 43m

$218

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Thu 1/29

11:59 am-10:07 pm

1 stop7h 08m

Charleston

Wed 2/4

5:25 am-10:47 am

1 stop8h 22m

$229

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Thu 1/29

6:25 am-8:57 pm

2 stops11h 32m

Charleston

Wed 2/4

5:25 am-10:47 am

1 stop8h 22m

$234

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Thu 1/29

6:25 am-8:57 pm

2 stops11h 32m

Charleston

Wed 2/4

6:30 am-12:46 pm

2 stops9h 16m

$240

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Sat 2/21

12:04 pm-10:24 pm

1 stop7h 20m

Charleston

Tue 2/24

3:54 pm-8:44 pm

1 stop7h 50m

$241

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Sat 2/21

11:35 pm-1:52 pm

2 stops11h 17m

Charleston

Tue 2/24

5:25 pm-12:17 am

1 stop9h 52m

$246

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Sat 2/21

11:35 pm-1:52 pm

2 stops11h 17m

Charleston

Tue 2/24

3:54 pm-12:17 am

2 stops11h 23m

$252

PortlandCharleston

PDX - CHS

PDXCHS

Portland

Wed 4/22

8:00 am-10:20 pm

2 stops11h 20m

Charleston

Tue 5/5

7:15 am-12:22 pm

1 stop8h 07m

$255

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Charleston from

How to get the cheapest flight ticket from Portland to Charleston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Charleston?

The cheapest month to fly to Charleston from Portland is in September. Flight prices, which tend to average around $340, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Charleston, with average flight prices from Portland averaging around $345.

How far in advance should I book a flight to Charleston?

You are more likely to see cheaper flights to Charleston from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Charleston for around $430 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Charleston from Portland for as low as $274 on momondo.

How have Portland to Charleston flight prices changed over time?

As of January 2026, prices for Portland to Charleston flights are approximately 24% cheaper when compared to flights at the same time last year.

When to book flights from Portland to Charleston

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Charleston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Charleston (PDX to CHS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Charleston

Fastest flight time

8h 33m

Direct flights

None
The fastest flight from Portland to Charleston takes 8h 33m
There are no direct flights from Portland to Charleston. There are no popular flight routes from Portland to Charleston.
Search flight deals

  • How far is Portland to Charleston by plane?

    The straight-line distance from Portland to Charleston is 2418.4 mi. Typically, this will take 8h 33m by plane in normal conditions.

  • When did momondo last update prices for flights from Portland Airport to Charleston Airport?

    Prices for flights from Portland Airport to Charleston Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Charleston Airport?

  • How old do you have to be to fly from Portland Airport to Charleston Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Charleston Airport.

  • What documentation or ID do you need to fly to Charleston Airport?

    The travel and health documents you'll need for your trip to Charleston Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Charleston Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Portland to Charleston?

Best airlines flying from Portland to Charleston

Compare and see reviews for airlines that fly from Portland to Charleston with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $254Free CancellationRating
7.9
8,025 reviews
Search Delta flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $281Free CancellationRating
8.0
11,661 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $284Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights
SouthwestPriceFrom $354Free CancellationRating
8.0
4,250 reviews
Search Southwest flights

Traveling to a place near Charleston?

Book flights to Charleston if you plan to visit one of these locations
Folly Beach
Isle of Palms
North Charleston
Kiawah Island
Summerville
Mount Pleasant
Edisto Island
Santee
Walterboro
Goose Creek
Edisto Beach
Seabrook Island

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Charleston?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Charleston for you.

Can I find flights from Portland to Charleston with flexible booking policies on momondo?

Yes. All flights to Charleston from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Portland to Charleston?

momondo provides multiple filters to help you find the best flight to Charleston from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Charleston right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Charleston from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Charleston trip

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