Flight DL1479
Delta Air Lines flight DL1479
Looking for DL1479 in the air…
Columbus (CMH) to Atlanta (ATL)
Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 95 minutes. It was cancelled 2.5% of the time.
- On-time arrivals
- 88.0%
- Less than 15 minutes late
- Cancelled
- 2.5%
- Of scheduled flights
- Average delay when late
- 95 min
- Flights arriving 15+ minutes late
- Flights tracked
- 317
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 49%
- Late-arriving aircraft 35%
- Air traffic control & airport 12%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to Columbus (CMH)
Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 55 minutes. It was cancelled 2.5% of the time.
- On-time arrivals
- 89.5%
- Less than 15 minutes late
- Cancelled
- 2.5%
- Of scheduled flights
- Average delay when late
- 55 min
- Flights arriving 15+ minutes late
- Flights tracked
- 283
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 58%
- Late-arriving aircraft 26%
- Air traffic control & airport 16%
- 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 | 85.3% | 34 |
| October 2025 | 96.0% | 50 |
| November 2025 | 86.4% | 46 |
| December 2025 | 81.0% | 58 |
| January 2026 | 78.1% | 33 |
| February 2026 | 81.4% | 44 |
| March 2026 | 83.3% | 62 |
| April 2026 | 98.3% | 58 |
| May 2026 | 100.0% | 56 |
| June 2026 | 92.2% | 53 |
| July 2026 | 80.8% | 54 |
| August 2026 | 96.2% | 52 |
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