Flight DL3157
Delta Air Lines flight DL3157
Looking for DL3157 in the air…
Atlanta (ATL) to New Orleans (MSY)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 57 minutes. It was cancelled 1.6% of the time.
- On-time arrivals
- 83.3%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 57 min
- Flights arriving 15+ minutes late
- Flights tracked
- 250
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 48%
- Air traffic control & airport 24%
- Late-arriving aircraft 23%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New Orleans (MSY) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 24% of the time, and when it is late the delay averages 73 minutes. It was cancelled 1.6% of the time.
- On-time arrivals
- 76.2%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 73 min
- Flights arriving 15+ minutes late
- Flights tracked
- 250
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 41%
- Late-arriving aircraft 39%
- Airline (crew, maintenance, cleaning) 16%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
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Show as table
| Month | On time | Flights |
|---|---|---|
| December 2025 | 75.0% | 24 |
| January 2026 | 84.5% | 62 |
| February 2026 | 87.5% | 56 |
| March 2026 | 76.7% | 62 |
| April 2026 | 86.7% | 60 |
| May 2026 | 63.5% | 54 |
| June 2026 | 84.5% | 58 |
| July 2026 | 71.2% | 62 |
| August 2026 | 83.9% | 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