Flight DL1043
Delta Air Lines flight DL1043
Looking for DL1043 in the air…
Houston (IAH) to Detroit (DTW)
Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 63 minutes. It was cancelled 0.4% of the time.
- On-time arrivals
- 84.5%
- Less than 15 minutes late
- Cancelled
- 0.4%
- Of scheduled flights
- Average delay when late
- 63 min
- Flights arriving 15+ minutes late
- Flights tracked
- 266
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 70%
- Airline (crew, maintenance, cleaning) 14%
- Air traffic control & airport 12%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Detroit (DTW) to Houston (IAH)
Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 63 minutes. It was cancelled 0.9% of the time.
- On-time arrivals
- 83.8%
- Less than 15 minutes late
- Cancelled
- 0.9%
- Of scheduled flights
- Average delay when late
- 63 min
- Flights arriving 15+ minutes late
- Flights tracked
- 219
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 35%
- Extreme weather 23%
- Airline (crew, maintenance, cleaning) 23%
- Late-arriving aircraft 20%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Detroit (DTW) to Dallas-Fort Worth (DFW)
Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 60 minutes. It was cancelled 2.8% of the time.
- On-time arrivals
- 80.0%
- Less than 15 minutes late
- Cancelled
- 2.8%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 36
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 65%
- Air traffic control & airport 18%
- Late-arriving aircraft 17%
- 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 | 93.3% | 30 |
| October 2025 | 93.5% | 31 |
| November 2025 | 82.8% | 29 |
| December 2025 | 97.5% | 43 |
| January 2026 | 70.6% | 35 |
| February 2026 | 95.6% | 45 |
| March 2026 | 84.2% | 38 |
| April 2026 | 93.1% | 30 |
| May 2026 | 76.8% | 56 |
| June 2026 | 75.0% | 60 |
| July 2026 | 75.8% | 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