Main terminal
Ticketing, baggage claim and the Grand Hall are in the main terminal. Dunkin' and Flatwood Grill are on the first floor in baggage claim, and the Escape Lounge is on the second floor of the Grand Hall.
Greenville/Greer/Spartanburg, South Carolina KGSP #89 US airport by passengers
Serving Greenville and Spartanburg, South Carolina, the two cities the airport is named after. It is the main commercial airport for upstate South Carolina.
GSP is a compact airport with one main terminal, Concourse A and Concourse B. Everything is close together, so walking distances are short, and the airport is open 24 hours a day.
Parking is cheap compared with larger airports. Garages A to C cost $19 a day, and the economy lots cost $10 a day with a free 24/7 shuttle. The free GSP-Public Wi-Fi network covers the terminal, and the Escape Lounge in the Grand Hall is open to all travelers.
Main airlines: Allegiant, American, Delta, Southwest and United serve GSP. The terminal has 13 gates across the main terminal and two concourses.
The FAA is not reporting a ground stop, ground delay program or other delay at GSP right now.
Source: FAA National Airspace System Status, checked 2 min ago. Airline-specific delays are not shown here.
56°F13°C
Marginal: lower cloud or reduced visibility. Some delays are possible.
METARMETAR KGSP 101153Z 03016G23KT 4SM RA BR BKN011 BKN023 OVC029 13/13 A3014 RMK AO2 SLP198 P0010 60016 70018 T01330128 10156 20133 53003 $
Source: NOAA Aviation Weather Center. Observed 2 h ago.
Full weather, TAF, forecast and runways →
Based on 3,855 departures from May 2026 to July 2026. A flight counts as late when it leaves 15 or more minutes after schedule.
| Airline | Departures | Late |
|---|---|---|
| Delta Air Lines | 876 | 13.7% |
| Envoy Air | 667 | 24.7% |
| PSA Airlines | 608 | 28.3% |
| Republic Airways | 538 | 16.5% |
| Southwest Airlines | 459 | 28.3% |
| SkyWest Airlines | 245 | 20.0% |
Source: Bureau of Transportation Statistics, On-Time Performance of reporting carriers. Smaller regional carriers and some airlines are not included.
Ticketing, baggage claim and the Grand Hall are in the main terminal. Dunkin' and Flatwood Grill are on the first floor in baggage claim, and the Escape Lounge is on the second floor of the Grand Hall.
Gates and airline departure lounges, with the Escape Pods workspaces and the Fuel Rod charging station.
Gates and airline departure lounges, with the Escape Pods and charging stations. The Escape Lounge is near Concourse B.
Concourses A and B are both reached from the main terminal after security, so walking between them is quick.
Free shuttle service from the Economy lots, running continuously 24 hours a day, seven days a week. The airport has a Live Shuttle Tracker on its website.
Rideshare and taxis use the curb in front of the terminal. The Cell Phone Lot is free for drivers waiting to pick up passengers.
Valet is open daily from 4:15 a.m. until one hour after the last arrival.
Garages A, B and C are $19 per day. Economy Lots 1 and 2 are $10 per day with a free 24/7 shuttle, and valet is $26 per day. Garages A and B also offer hourly parking at $2 per hour for up to four hours.
Allegiant, American, Delta, Southwest and United serve GSP. Check your booking for your gate and concourse.
Yes. Select GSP-Public Wi-Fi to connect throughout the terminal.
Yes. The Escape Lounge is in the Grand Hall and is open to all travelers. It is open from 4:30 a.m. to 7:30 p.m., and the pre-booked price starts at $45 per person.
No. The airport says its parking lots no longer accept cash, so pay by card.
Yes. The free shuttle runs continuously, 24 hours a day, seven days a week.
Yes. Three charging stations are in Parking Garage B on the entrance level. They are free to use with garage admission, which is $19 per day.
Escape Pods in Concourses A and B are quiet, private workspaces. Fuel Rod stations in both concourses offer portable charging devices.
Yes. You can pre-book valet, Economy Lot P2, and Parking Garages PA, PB and PC on the airport website, and manage existing bookings there.
About 1,499,920 passengers boarded flights at Greenville-Spartanburg International Airport in 2025, according to FAA enplanement data. That ranks it number 89 among US airports.
Over May 2026 to July 2026, 22.8% of departures at GSP left 15 or more minutes late, and 2.27% of flights were cancelled (Bureau of Transportation Statistics).
Guide content last reviewed October 8, 2026. Report a correction