Flight OO3993
SkyWest Airlines flight OO3993
Looking for OO3993 in the air…
Detroit (DTW) to Louisville (SDF)
Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 109 minutes. It was cancelled 1.7% of the time.
- On-time arrivals
- 81.3%
- Less than 15 minutes late
- Cancelled
- 1.7%
- Of scheduled flights
- Average delay when late
- 109 min
- Flights arriving 15+ minutes late
- Flights tracked
- 174
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 67%
- Extreme weather 18%
- Air traffic control & airport 16%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Louisville (SDF) to Detroit (DTW)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 163 minutes. It was cancelled 0.7% of the time.
- On-time arrivals
- 83.3%
- Less than 15 minutes late
- Cancelled
- 0.7%
- Of scheduled flights
- Average delay when late
- 163 min
- Flights arriving 15+ minutes late
- Flights tracked
- 139
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 79%
- Extreme weather 16%
- Air traffic control & airport 5%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Detroit (DTW) to Pittsburgh (PIT)
Historically, this flight arrives 15+ minutes late 29% of the time, and when it is late the delay averages 77 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 71.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 77 min
- Flights arriving 15+ minutes late
- Flights tracked
- 21
- Scheduled flights in the period
What caused the delays
- Extreme weather 63%
- Airline (crew, maintenance, cleaning) 27%
- Air traffic control & airport 10%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Pittsburgh (PIT) to Detroit (DTW)
Historically, this flight arrives 15+ minutes late 24% of the time, and when it is late the delay averages 88 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 76.2%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 88 min
- Flights arriving 15+ minutes late
- Flights tracked
- 21
- Scheduled flights in the period
What caused the delays
- Extreme weather 76%
- Airline (crew, maintenance, cleaning) 16%
- Air traffic control & airport 8%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Austin (AUS) to Indianapolis (IND)
Only 4 flights 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
- 4
- Scheduled flights in the period
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 95.0% | 60 |
| October 2025 | 93.3% | 60 |
| November 2025 | 78.6% | 58 |
| December 2025 | 54.1% | 38 |
| January 2026 | 75.0% | 25 |
| February 2026 | 75.0% | 40 |
| March 2026 | 75.0% | 12 |
| May 2026 | 86.0% | 50 |
| June 2026 | 66.7% | 12 |
| August 2026 | 100.0% | 4 |
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