Flight DL955
Delta Air Lines flight DL955
Looking for DL955 in the air…
Atlanta (ATL) to Las Vegas (LAS)
Historically, this flight arrives 15+ minutes late 35% of the time, and when it is late the delay averages 78 minutes. It was cancelled 0.9% of the time.
- On-time arrivals
- 65.3%
- Less than 15 minutes late
- Cancelled
- 0.9%
- Of scheduled flights
- Average delay when late
- 78 min
- Flights arriving 15+ minutes late
- Flights tracked
- 222
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 58%
- Late-arriving aircraft 20%
- Air traffic control & airport 16%
- Extreme weather 6%
- 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 19% of the time, and when it is late the delay averages 43 minutes. It was cancelled 6.1% of the time.
- On-time arrivals
- 81.3%
- Less than 15 minutes late
- Cancelled
- 6.1%
- Of scheduled flights
- Average delay when late
- 43 min
- Flights arriving 15+ minutes late
- Flights tracked
- 114
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 54%
- Airline (crew, maintenance, cleaning) 40%
- Late-arriving aircraft 6%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Detroit (DTW) to Dulles (IAD)
Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 71 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 90.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 71 min
- Flights arriving 15+ minutes late
- Flights tracked
- 21
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 75%
- Late-arriving aircraft 25%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dulles (IAD) to Detroit (DTW)
Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 85.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 21
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 52%
- Airline (crew, maintenance, cleaning) 27%
- Air traffic control & airport 20%
- Extreme weather 0%
- 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 | 80.0% | 30 |
| October 2025 | 67.7% | 31 |
| November 2025 | 76.0% | 26 |
| December 2025 | 89.3% | 31 |
| January 2026 | 86.2% | 31 |
| February 2026 | 78.6% | 28 |
| March 2026 | 79.3% | 31 |
| April 2026 | 79.1% | 44 |
| May 2026 | 58.8% | 35 |
| June 2026 | 73.3% | 30 |
| July 2026 | 46.7% | 30 |
| August 2026 | 58.1% | 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