Flight OO4129
SkyWest Airlines flight OO4129
Looking for OO4129 in the air…
Minneapolis (MSP) to Dulles (IAD)
Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 88 minutes. It was cancelled 2.0% of the time.
- On-time arrivals
- 77.4%
- Less than 15 minutes late
- Cancelled
- 2.0%
- Of scheduled flights
- Average delay when late
- 88 min
- Flights arriving 15+ minutes late
- Flights tracked
- 253
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 80%
- Extreme weather 10%
- Air traffic control & airport 9%
- Security 1%
- Late-arriving aircraft 0%
Share of delay minutes airlines attributed to each cause (BTS).
Minneapolis (MSP) to Rapid City (RAP)
Historically, this flight arrives 15+ minutes late 0% of the time. It was cancelled 0.0% of the time.
- 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
- 22
- Scheduled flights in the period
Rapid City (RAP) to Minneapolis (MSP)
Historically, this flight arrives 15+ minutes late 5% of the time, and when it is late the delay averages 65 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 95.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 65 min
- Flights arriving 15+ minutes late
- Flights tracked
- 22
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 100%
- Late-arriving aircraft 0%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 97.2% | 36 |
| October 2025 | 100.0% | 8 |
| December 2025 | 75.0% | 12 |
| January 2026 | 79.3% | 31 |
| February 2026 | 88.9% | 28 |
| March 2026 | 72.4% | 31 |
| April 2026 | 73.3% | 30 |
| May 2026 | 80.0% | 30 |
| June 2026 | 76.7% | 30 |
| July 2026 | 71.0% | 31 |
| August 2026 | 80.0% | 30 |
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