Flight OO4803
SkyWest Airlines flight OO4803
Looking for OO4803 in the air…
Milwaukee (MKE) to Chicago (ORD)
Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 131 minutes. It was cancelled 2.3% of the time.
- On-time arrivals
- 76.6%
- Less than 15 minutes late
- Cancelled
- 2.3%
- Of scheduled flights
- Average delay when late
- 131 min
- Flights arriving 15+ minutes late
- Flights tracked
- 342
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 65%
- Late-arriving aircraft 16%
- Air traffic control & airport 9%
- Extreme weather 9%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Houston (IAH) to Grand Rapids (GRR)
Historically, this flight arrives 15+ minutes late 24% of the time, and when it is late the delay averages 57 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
- 57 min
- Flights arriving 15+ minutes late
- Flights tracked
- 21
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 61%
- Airline (crew, maintenance, cleaning) 31%
- Air traffic control & airport 8%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 76.7% | 30 |
| October 2025 | 87.1% | 31 |
| November 2025 | 67.9% | 29 |
| December 2025 | 77.4% | 31 |
| January 2026 | 60.0% | 31 |
| February 2026 | 96.3% | 27 |
| March 2026 | 72.4% | 31 |
| April 2026 | 74.1% | 30 |
| May 2026 | 90.3% | 31 |
| June 2026 | 83.3% | 30 |
| July 2026 | 64.5% | 31 |
| August 2026 | 70.0% | 31 |
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