$159 Cheap Flights from Pasco (PSC) to Charleston (CHS)

View $159 flight on Tue, Nov 18, 2025Opens in a new window

Popular airlines from Tri-Cities Airport (PSC) to Charleston Intl. Airport (CHS)

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Cheap Flights from Pasco to Charleston (PSC-CHS)

Prices were available within the past 7 days and start at $159 for one-way flights and $316 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sun, Aug 31 - Sat, Sep 6
PSC
Pasco
CHS
Charleston
$316 Roundtrip, found 6 days ago
$316
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Aug 31 from Pasco to Charleston, returning Sat, Sep 6, priced at $316 found 6 days ago
Hawaiian Airlines
Tue, Sep 16 - Tue, Sep 23
PSC
Pasco
CHS
Charleston
$320 Roundtrip, found 5 days ago
$320
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Tue, Sep 16 from Pasco to Charleston, returning Tue, Sep 23, priced at $320 found 5 days ago
Delta
Sat, Sep 13 - Sat, Sep 20
PSC
Pasco
CHS
Charleston
$322 Roundtrip, found 5 hours ago
$322
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Sep 13 from Pasco to Charleston, returning Sat, Sep 20, priced at $322 found 5 hours ago
American Airlines
Sat, Sep 13 - Sat, Sep 20
PSC
Pasco
CHS
Charleston
$327 Roundtrip, found 5 hours ago
$327
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Sat, Sep 13 from Pasco to Charleston, returning Sat, Sep 20, priced at $327 found 5 hours ago
Delta
Wed, Sep 10 - Sat, Sep 13
PSC
Pasco
CHS
Charleston
$332 Roundtrip, found 5 days ago
$332
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Sep 10 from Pasco to Charleston, returning Sat, Sep 13, priced at $332 found 5 days ago
Hawaiian Airlines
Mon, Sep 8 - Tue, Sep 23
PSC
Pasco
CHS
Charleston
$339 Roundtrip, found 4 days ago
$339
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Mon, Sep 8 from Pasco to Charleston, returning Tue, Sep 23, priced at $339 found 4 days ago
Alaska Airlines
Sat, Oct 4 - Sat, Oct 11
PSC
Pasco
CHS
Charleston
$347 Roundtrip, found 12 hours ago
$347
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Sat, Oct 4 from Pasco to Charleston, returning Sat, Oct 11, priced at $347 found 12 hours ago
United
Tue, Nov 18 - Wed, Nov 26
PSC
Pasco
CHS
Charleston
$348 Roundtrip, found 10 hours ago
$348
Roundtrip
found 10 hours ago
Select United flight, departing Tue, Nov 18 from Pasco to Charleston, returning Wed, Nov 26, priced at $348 found 10 hours ago
Hawaiian Airlines
Mon, Sep 15 - Tue, Sep 23
PSC
Pasco
CHS
Charleston
$349 Roundtrip, found 3 days ago
$349
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Mon, Sep 15 from Pasco to Charleston, returning Tue, Sep 23, priced at $349 found 3 days ago
Hawaiian Airlines
Tue, Sep 16 - Mon, Sep 22
PSC
Pasco
CHS
Charleston
$353 Roundtrip, found 5 days ago
$353
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Tue, Sep 16 from Pasco to Charleston, returning Mon, Sep 22, priced at $353 found 5 days ago

Find the cheapest month to fly from Pasco (PSC) to Charleston (CHS)

May is typically the cheapest month to fly

From $265 - $789 per traveler.

Graph displaying average flight prices per month

Alternative airports near Charleston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Charleston Intl. CHS. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $380
CHS
Charleston Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $380
Flights from Pasco (PSC) to Charleston (CHS)
Origin airport
Tri-Cities
Destination airport
Charleston Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$316
Distance
2248 mi

Pasco to Charleston Flights

The cheapest times to fly from Pasco to Charleston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Pasco to Charleston are during the month of August. You can find some of the cheapest flights from Pasco to Charleston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pasco to Charleston

Sunday is one of the best days to book for cheap flights from Pasco to Charleston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Pasco to Charleston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Pasco to Charleston in 2025. You can also book with separate airlines for your outbound and return journeys, from $159 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Pasco to Charleston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Pasco to Charleston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Tri-Cities Airport (PSC) to Charleston Intl. Airport (CHS) cost?
Snag a cheap one-way flight from $159 or cheap return flight from $316 from Tri-Cities Airport (PSC) to Charleston Intl. Airport (CHS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Tri-Cities Airport (PSC) to Charleston Intl. Airport (CHS)?
August is the cheapest month to fly from PSC to CHS. Avoiding peak travel times is often the key to finding better deals on flights.
What is the cheapest airline that flies from Tri-Cities Airport (PSC) to Charleston Intl. Airport (CHS)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest PSC to CHS flight.
How many flights per day from Tri-Cities Airport (PSC) to Charleston Intl. Airport (CHS)?
You'll need to catch a flight with a layover if you're traveling from Tri-Cities Airport (PSC) to Charleston Intl. Airport (CHS). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from PSC to CHS?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tri-Cities Airport (PSC) to Charleston Intl. Airport (CHS)?
To avoid possible delays on the Tri-Cities Airport (PSC) to Charleston Intl. Airport (CHS) route, travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Tri-Cities Airport (PSC) to Charleston Intl. Airport (CHS) last-minute?
Holding off until right before your break to book a flight from PSC to CHS often results in higher prices. While you might find some last-minute offers, they aren't always guaranteed. Be flexible with your itinerary to boost your chances of scoring a bargain.
Is it cheaper to book a PSC to CHS flight and hotel package?
Compared with arranging flights and hotels separately, booking a PSC to CHS flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the stress out of planning your trip. Simply pick your flights and select from our extensive range of stays, then personalize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Tri-Cities Airport (PSC) to Charleston Intl. Airport (CHS)?
If you booked your PSC to CHS flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

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*Available to One Key members.