Flight DL945
Delta Air Lines flight DL945
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Alerts at this flight's airports
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Watch Ground Delay Program SAN
Ground Delay Program at San Diego International Airport (SAN): Average 37 minutes, up to 1 hour and 11 minutes
Reason: airport volume
Airport status
Atlanta (ATL) to Las Vegas (LAS)
Historically, this flight arrives 15+ minutes late 18% of the time, and when it is late the delay averages 62 minutes. It was cancelled 1.5% of the time.
- On-time arrivals
- 82.5%
- Less than 15 minutes late
- Cancelled
- 1.5%
- Of scheduled flights
- Average delay when late
- 62 min
- Flights arriving 15+ minutes late
- Flights tracked
- 203
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 59%
- Air traffic control & airport 28%
- Late-arriving aircraft 7%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Las Vegas (LAS) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 104 minutes. It was cancelled 2.3% of the time.
- On-time arrivals
- 81.1%
- Less than 15 minutes late
- Cancelled
- 2.3%
- Of scheduled flights
- Average delay when late
- 104 min
- Flights arriving 15+ minutes late
- Flights tracked
- 132
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 72%
- Late-arriving aircraft 24%
- Air traffic control & airport 5%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Las Vegas (LAS) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 120 minutes. It was cancelled 1.2% of the time.
- On-time arrivals
- 74.1%
- Less than 15 minutes late
- Cancelled
- 1.2%
- Of scheduled flights
- Average delay when late
- 120 min
- Flights arriving 15+ minutes late
- Flights tracked
- 86
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 51%
- Late-arriving aircraft 44%
- Air traffic control & airport 5%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Seattle (SEA) to Las Vegas (LAS)
Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 98 minutes. It was cancelled 1.9% of the time.
- On-time arrivals
- 67.9%
- Less than 15 minutes late
- Cancelled
- 1.9%
- Of scheduled flights
- Average delay when late
- 98 min
- Flights arriving 15+ minutes late
- Flights tracked
- 54
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 60%
- Air traffic control & airport 22%
- Late-arriving aircraft 18%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Diego (SAN) to Detroit (DTW)
Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 82 minutes. It was cancelled 2.8% of the time.
- On-time arrivals
- 88.6%
- Less than 15 minutes late
- Cancelled
- 2.8%
- Of scheduled flights
- Average delay when late
- 82 min
- Flights arriving 15+ minutes late
- Flights tracked
- 36
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 65%
- Air traffic control & airport 35%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
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Headlines found by Google News; stories open on the publisher's site.
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 81.5% | 27 |
| October 2025 | 69.0% | 42 |
| November 2025 | 82.9% | 37 |
| December 2025 | 60.9% | 46 |
| January 2026 | 75.5% | 57 |
| February 2026 | 89.3% | 56 |
| March 2026 | 80.6% | 38 |
| April 2026 | 87.2% | 48 |
| May 2026 | 78.7% | 62 |
| June 2026 | 86.1% | 36 |
| July 2026 | 86.7% | 31 |
| August 2026 | 80.6% | 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