Flight DL1273
Delta Air Lines flight DL1273
Looking for DL1273 in the air…
Alerts at this flight's airports
Greenville/Greer/Spartanburg (GSP) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 89 minutes. It was cancelled 1.6% of the time.
- On-time arrivals
- 85.2%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 89 min
- Flights arriving 15+ minutes late
- Flights tracked
- 192
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 53%
- Air traffic control & airport 35%
- Airline (crew, maintenance, cleaning) 13%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to Greenville/Greer/Spartanburg (GSP)
Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 72 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 84.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 72 min
- Flights arriving 15+ minutes late
- Flights tracked
- 128
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 76%
- Extreme weather 10%
- Air traffic control & airport 9%
- Late-arriving aircraft 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Las Vegas (LAS) to Los Angeles (LAX)
Historically, this flight arrives 15+ minutes late 22% of the time, and when it is late the delay averages 75 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 78.2%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 75 min
- Flights arriving 15+ minutes late
- Flights tracked
- 110
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 62%
- Airline (crew, maintenance, cleaning) 27%
- Air traffic control & airport 9%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to Raleigh/Durham (RDU)
Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 118 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 90.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 118 min
- Flights arriving 15+ minutes late
- Flights tracked
- 31
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 46%
- Airline (crew, maintenance, cleaning) 31%
- Air traffic control & airport 23%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Francisco (SFO) to Atlanta (ATL)
Only 16 flights on record, which is too few for reliable odds.
- On-time arrivals
- 56.2%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 56 min
- Flights arriving 15+ minutes late
- Flights tracked
- 16
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 51%
- Airline (crew, maintenance, cleaning) 39%
- Extreme weather 8%
- Air traffic control & airport 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 60.0% | 30 |
| October 2025 | 83.9% | 31 |
| November 2025 | 80.0% | 30 |
| December 2025 | 77.4% | 31 |
| January 2026 | 88.9% | 29 |
| February 2026 | 87.5% | 40 |
| March 2026 | 90.2% | 61 |
| April 2026 | 95.2% | 42 |
| May 2026 | 90.0% | 31 |
| June 2026 | 81.5% | 54 |
| July 2026 | 79.0% | 62 |
| August 2026 | 72.2% | 36 |
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