GSP Today

Combined OTP
Flights Today
Major Delays
Dep 30+ min late
Best Window
3pm - 6pm
68% OTP

Pick Your Window

Afternoon vs Early Morning is a 68-point swing at GSP. The afternoon block runs at 68%. If you have any say in your departure time, this is the biggest thing you can control.

5am - 9am
Early Morning
0%
Avoid
9am - 12pm
Late Morning
44%
Avoid
12pm - 3pm
Midday
46%
Avoid
3pm - 6pm
Afternoon
68%
Decent
6pm - 10pm
Evening
52%
Risky
39
51
43
72
92
0
0
64
69
48
33
57
59
69
76
54
67
45
43
62
38
12a 1 2 3 4 5 6 7 8 9 10 11 12p 1 2 3 4 5 6 7 8 9 10 11

Through the Day

vs Last Week

Down 22 points from last week (51% vs 73%). Arrivals down 17 points too. Mon was the worst day, Sat the best.

Dep OTP
51%
-22%
Last week: 73%
Arr OTP
53%
-17%
Last week: 70%

The Bigger Picture

GSP has been bouncing between 47% and 90%. Best day was Feb 14 at 90%. Worst was Mar 16 at 47%. The norm is 71-77%, which is just how GSP runs.

About GSP Delays

Greenville-Spartanburg International Airport has averaged 51% on-time departures this week, making it frequently delayed. Performance varies by time of day and weather conditions.

Greenville-Spartanburg International Airport is one of 179 FAA-monitored US airports with real-time delay tracking. Data includes departure and arrival on-time percentages, updated every 5 minutes, with historical trends available for the past 90 days.

Nearby alternatives include CLT (Charlotte Douglas International Airport), CAE (Columbia Metropolitan Airport) and TYS (McGhee Tyson Airport). When GSP is experiencing delays, these airports may offer better on-time performance.

Early morning departures from Greenville-Spartanburg International Airport typically have the highest on-time rates. Delays tend to accumulate throughout the day as cascading effects from earlier disruptions compound. Check the 24-hour trend chart above for today's pattern.

Source: FAA. Updated every 5 minutes.