Route
GSP → ATL
Greenville-Spartanburg International Airport Hartsfield Jackson Atlanta International Airport
How punctual is this route?
- On-time arrivals
- 90.1%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 90 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,798
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 43%
- Airline (crew, maintenance, cleaning) 31%
- Air traffic control & airport 21%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 93.7% | 238 |
| October 2025 | 90.9% | 254 |
| November 2025 | 94.2% | 232 |
| December 2025 | 90.2% | 208 |
| January 2026 | 95.2% | 205 |
| February 2026 | 93.5% | 204 |
| March 2026 | 82.7% | 231 |
| April 2026 | 95.4% | 241 |
| May 2026 | 87.6% | 254 |
| June 2026 | 89.1% | 247 |
| July 2026 | 82.7% | 253 |
| August 2026 | 88.3% | 231 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Delta Air Lines | 2,798 | 90.1% | 1.6% | 90 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
DL3089
7% late · 344 flights
-
DL3095
17% late · 331 flights
-
DL2158
9% late · 256 flights
-
DL1146
8% late · 251 flights
-
DL3028
3% late · 251 flights
-
DL1619
8% late · 238 flights
-
DL1725
12% late · 203 flights
-
DL1273
15% late · 192 flights
-
DL3010
16% late · 116 flights
-
DL3145
2% late · 109 flights
-
DL2739
4% late · 108 flights
-
DL3064
3% late · 107 flights
-
DL3007
9% late · 88 flights
-
DL1021
27% late · 80 flights
-
DL3197
13% late · 31 flights
-
DL1537
9% late · 24 flights
-
DL3147
17% late · 24 flights
In the news
More headlines →-
City Council backs $55 million in new Hartsfield-Jackson funding as construction projects multiply
The Business Journals ATL
-
Over 400 flights cancelled due to severe weather at Hartsfield-Jackson Atlanta International Airport, Georgia
The Watchers - Watching the world evolve and transform ATL
-
Hartsfield-Jackson Atlanta International Airport
The Aviation Hub ATL
Headlines found by Google News; stories open on the publisher's site.
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