Flight DL1397
Delta Air Lines flight DL1397
Looking for DL1397 in the air…
Atlanta (ATL) to Austin (AUS)
Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 47 minutes. It was cancelled 1.4% of the time.
- On-time arrivals
- 80.0%
- Less than 15 minutes late
- Cancelled
- 1.4%
- Of scheduled flights
- Average delay when late
- 47 min
- Flights arriving 15+ minutes late
- Flights tracked
- 360
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 44%
- Air traffic control & airport 29%
- Late-arriving aircraft 22%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Austin (AUS) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 63 minutes. It was cancelled 1.2% of the time.
- On-time arrivals
- 79.8%
- Less than 15 minutes late
- Cancelled
- 1.2%
- Of scheduled flights
- Average delay when late
- 63 min
- Flights arriving 15+ minutes late
- Flights tracked
- 346
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 51%
- Air traffic control & airport 39%
- Airline (crew, maintenance, cleaning) 9%
- Extreme weather 1%
- 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 | 85.0% | 60 |
| October 2025 | 82.3% | 62 |
| November 2025 | 87.7% | 58 |
| December 2025 | 71.7% | 47 |
| January 2026 | 82.0% | 55 |
| February 2026 | 94.4% | 56 |
| March 2026 | 83.9% | 62 |
| April 2026 | 83.3% | 60 |
| May 2026 | 74.2% | 62 |
| June 2026 | 71.7% | 60 |
| July 2026 | 61.3% | 62 |
| August 2026 | 82.3% | 62 |
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