Flight DL2939
Delta Air Lines flight DL2939
Looking for DL2939 in the air…
Atlanta (ATL) to Memphis (MEM)
Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 79 minutes. It was cancelled 1.5% of the time.
- On-time arrivals
- 77.2%
- Less than 15 minutes late
- Cancelled
- 1.5%
- Of scheduled flights
- Average delay when late
- 79 min
- Flights arriving 15+ minutes late
- Flights tracked
- 344
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 41%
- Airline (crew, maintenance, cleaning) 34%
- Air traffic control & airport 22%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Memphis (MEM) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 103 minutes. It was cancelled 2.9% of the time.
- On-time arrivals
- 75.1%
- Less than 15 minutes late
- Cancelled
- 2.9%
- Of scheduled flights
- Average delay when late
- 103 min
- Flights arriving 15+ minutes late
- Flights tracked
- 174
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 46%
- Airline (crew, maintenance, cleaning) 41%
- Air traffic control & airport 9%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to Knoxville/Maryville (TYS)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 83.3% | 42 |
| October 2025 | 89.4% | 47 |
| November 2025 | 76.9% | 39 |
| December 2025 | 74.2% | 31 |
| January 2026 | 78.9% | 40 |
| February 2026 | 82.9% | 39 |
| March 2026 | 74.5% | 48 |
| April 2026 | 91.1% | 47 |
| May 2026 | 73.9% | 47 |
| June 2026 | 65.9% | 45 |
| July 2026 | 46.7% | 46 |
| August 2026 | 81.2% | 48 |
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