Southwest® flights from Greenville-Spartanburg to Pittsburgh from $143

Promo Code

Low fares from Greenville-Spartanburg to Pittsburgh

$

Greenville-Spartanburg (GSP)to

Pittsburgh (PIT)
Depart: 04/25/2026

One-way

Basic

From
$143
Seen: 1 hour ago

Greenville-Spartanburg (GSP)to

Pittsburgh (PIT)
Depart: 05/02/2026

One-way

Basic

From
$143
Seen: 5 hrs ago

Greenville-Spartanburg (GSP)to

Pittsburgh (PIT)
Depart: 06/16/2026

One-way

Basic

From
$144
Seen: 19 hrs ago

Greenville-Spartanburg (GSP)to

Pittsburgh (PIT)
Depart: 05/18/2026

One-way

Basic

From
$156
Seen: 6 hrs ago

Greenville-Spartanburg (GSP)to

Pittsburgh (PIT)
Depart: 04/27/2026

One-way

Basic

From
$156
Seen: 18 hrs ago

Greenville-Spartanburg (GSP)to

Pittsburgh (PIT)
Depart: 04/30/2026

One-way

Basic

From
$156
Seen: 1 hour ago

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Explore flights from Greenville-Spartanburg to Pittsburgh

Apr 2026
From$143*
Seen: 1 hour ago
One Way/Basic
May 2026
From$143*
Seen: 5 hrs ago
One Way/Basic
Jun 2026
From$144*
Seen: 19 hrs ago
One Way/Basic
$143
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    • Range$143-$429

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Greenville-Spartanburg International Airport
    Arriving at:
    Pittsburgh International Airport
    Distance:
    401 miles

    Route Information

    54† Weekly flights

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    There are 54 weekly flights from Greenville-Spartanburg to Pittsburgh on Southwest Airlines.
    To find the lowest fares by day and time to fly Greenville-Spartanburg to Pittsburgh with Southwest, check out our Low Fare Calendar.
    You can rent a car at Pittsburgh International Airport book yours with your flight.
    Yes! Flights from Greenville-Spartanburg to Pittsburgh—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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