Flight DL366
Delta Air Lines flight DL366
Looking for DL366 in the air…
Atlanta (ATL) to Phoenix (PHX)
Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 47 minutes. It was cancelled 1.2% of the time.
- On-time arrivals
- 80.4%
- Less than 15 minutes late
- Cancelled
- 1.2%
- Of scheduled flights
- Average delay when late
- 47 min
- Flights arriving 15+ minutes late
- Flights tracked
- 248
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 52%
- Air traffic control & airport 30%
- Late-arriving aircraft 14%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Phoenix (PHX) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 245 minutes. It was cancelled 2.4% of the time.
- On-time arrivals
- 85.3%
- Less than 15 minutes late
- Cancelled
- 2.4%
- Of scheduled flights
- Average delay when late
- 245 min
- Flights arriving 15+ minutes late
- Flights tracked
- 167
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 66%
- Late-arriving aircraft 15%
- Extreme weather 13%
- Air traffic control & airport 5%
- 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 | 84.0% | 25 |
| October 2025 | 82.8% | 30 |
| November 2025 | 85.2% | 27 |
| December 2025 | 87.1% | 33 |
| January 2026 | 79.4% | 35 |
| February 2026 | 75.6% | 45 |
| March 2026 | 91.5% | 62 |
| April 2026 | 85.7% | 42 |
| May 2026 | 83.9% | 31 |
| June 2026 | 88.9% | 27 |
| July 2026 | 74.1% | 27 |
| August 2026 | 64.5% | 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