Flight DL1146
Delta Air Lines flight DL1146
Looking for DL1146 in the air…
Greenville/Greer/Spartanburg (GSP) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 8% of the time, and when it is late the delay averages 107 minutes. It was cancelled 1.6% of the time.
- On-time arrivals
- 91.9%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 107 min
- Flights arriving 15+ minutes late
- Flights tracked
- 251
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 80%
- Air traffic control & airport 19%
- Extreme weather 1%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to White Plains (HPN)
Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 81 minutes. It was cancelled 0.9% of the time.
- On-time arrivals
- 84.3%
- Less than 15 minutes late
- Cancelled
- 0.9%
- Of scheduled flights
- Average delay when late
- 81 min
- Flights arriving 15+ minutes late
- Flights tracked
- 110
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 44%
- Airline (crew, maintenance, cleaning) 29%
- Air traffic control & airport 24%
- Security 3%
- Extreme weather 0%
Share of delay minutes airlines attributed to each cause (BTS).
White Plains (HPN) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 74 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 72.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 74 min
- Flights arriving 15+ minutes late
- Flights tracked
- 110
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 67%
- Airline (crew, maintenance, cleaning) 19%
- Air traffic control & airport 10%
- Security 3%
- Extreme weather 1%
Share of delay minutes airlines attributed to each cause (BTS).
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 84.7% | 60 |
| October 2025 | 79.0% | 62 |
| November 2025 | 83.1% | 60 |
| December 2025 | 66.0% | 47 |
| January 2026 | 96.4% | 30 |
| February 2026 | 96.4% | 28 |
| March 2026 | 75.9% | 31 |
| April 2026 | 96.7% | 30 |
| May 2026 | 96.8% | 31 |
| June 2026 | 93.3% | 30 |
| July 2026 | 93.5% | 31 |
| August 2026 | 87.1% | 31 |
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