Delta Air Lines Delays in 2025
80% of flights arrived on time in 2025
1,026,332Flights
80%On-time
15.4 minAvg delay
1.1%Cancelled
0.3%Diverted
Delay causes
- Air carrier42.8%
- Extreme weather5%
- National Aviation System21.2%
- Security0.1%
- Late-arriving aircraft30.8%
← 2024 · Delta Air Lines overview · 2026 →
On-time = arrival within 15 minutes of schedule, per U.S. DOT definitions. Source: Bureau of Transportation Statistics (public domain). Delay-cause attribution is reported by carriers since June 2003.