PSA Airlines GSP to ORD on-time performance
PSA Airlines nonstop flights from Greer to Chicago · Aug 2025 – Jul 2026Regional airline operating American Eagle flights.
On-time arrivals
87%
arrived < 15 min late
Cancelled
3.1%
3 flights
Avg arrival delay
8 min
51 min when late
Rank on route
#2 of 6
route average 77% on time
Key facts
- PSA Airlines flights on GSP to ORD arrived on time 87% of the time in Aug 2025 – Jul 2026.
- 3.1% were cancelled, and 3% arrived an hour or more late.
- That ranks #2 of 6 airlines on this route, which averaged 77% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (68%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)68%
- Air traffic control & airport congestion27%
- Security5%
- Late-arriving aircraft0%
- Extreme weather0%
Other airlines on GSP to ORD
- Envoy Air75% on time · 16 min avg delay
- SkyWest Airlines73% on time · 23 min avg delay
- Republic Airways86% on time · 10 min avg delay
- American Airlines78% on time · 14 min avg delay
- United Airlines100% on time · 0 min avg delay
Full GSP to ORD comparison →
PSA Airlines on-time record across all routes →
96 PSA Airlines flights tracked on this route; 3 cancelled, 1 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.