Flight DL1451
Delta Air Lines flight DL1451
Looking for DL1451 in the air…
Salt Lake City (SLC) to Phoenix (PHX)
Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 66 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 88.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 66 min
- Flights arriving 15+ minutes late
- Flights tracked
- 241
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 54%
- Air traffic control & airport 25%
- Late-arriving aircraft 21%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Phoenix (PHX) to Salt Lake City (SLC)
Historically, this flight arrives 15+ minutes late 13% of the time, and when it is late the delay averages 69 minutes. It was cancelled 0.6% of the time.
- On-time arrivals
- 87.4%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 69 min
- Flights arriving 15+ minutes late
- Flights tracked
- 160
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 48%
- Late-arriving aircraft 44%
- Extreme weather 4%
- Air traffic control & airport 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Los Angeles (LAX) to New Orleans (MSY)
Historically, this flight arrives 15+ minutes late 29% of the time, and when it is late the delay averages 86 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 71.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 86 min
- Flights arriving 15+ minutes late
- Flights tracked
- 21
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 85%
- Late-arriving aircraft 13%
- Air traffic control & airport 1%
- 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 | 82.4% | 17 |
| October 2025 | 87.0% | 23 |
| November 2025 | 94.7% | 19 |
| December 2025 | 91.4% | 35 |
| January 2026 | 100.0% | 20 |
| February 2026 | 84.0% | 25 |
| March 2026 | 84.0% | 51 |
| April 2026 | 94.4% | 54 |
| May 2026 | 88.0% | 50 |
| June 2026 | 87.0% | 46 |
| July 2026 | 76.6% | 48 |
| August 2026 | 85.3% | 34 |
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