Flight OO4956
SkyWest Airlines flight OO4956
Looking for OO4956 in the air…
Dallas-Fort Worth (DFW) to San Angelo (SJT)
Historically, this flight arrives 15+ minutes late 22% of the time, and when it is late the delay averages 167 minutes. It was cancelled 2.3% of the time.
- On-time arrivals
- 77.6%
- Less than 15 minutes late
- Cancelled
- 2.3%
- Of scheduled flights
- Average delay when late
- 167 min
- Flights arriving 15+ minutes late
- Flights tracked
- 88
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 46%
- Extreme weather 39%
- Late-arriving aircraft 14%
- Air traffic control & airport 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Colorado Springs (COS) to Dallas-Fort Worth (DFW)
Historically, this flight arrives 15+ minutes late 40% of the time, and when it is late the delay averages 70 minutes. It was cancelled 2.8% of the time.
- On-time arrivals
- 60.0%
- Less than 15 minutes late
- Cancelled
- 2.8%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 72
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 34%
- Airline (crew, maintenance, cleaning) 23%
- Extreme weather 23%
- Air traffic control & airport 21%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas-Fort Worth (DFW) to Colorado Springs (COS)
Historically, this flight arrives 15+ minutes late 31% of the time, and when it is late the delay averages 50 minutes. It was cancelled 2.8% of the time.
- On-time arrivals
- 68.6%
- Less than 15 minutes late
- Cancelled
- 2.8%
- Of scheduled flights
- Average delay when late
- 50 min
- Flights arriving 15+ minutes late
- Flights tracked
- 72
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 42%
- Airline (crew, maintenance, cleaning) 35%
- Air traffic control & airport 20%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Sioux Falls (FSD)
Historically, this flight arrives 15+ minutes late 48% of the time, and when it is late the delay averages 142 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 52.2%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 142 min
- Flights arriving 15+ minutes late
- Flights tracked
- 46
- Scheduled flights in the period
What caused the delays
- Extreme weather 43%
- Airline (crew, maintenance, cleaning) 39%
- Air traffic control & airport 13%
- Late-arriving aircraft 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Manhattan (MHK) to Chicago (ORD)
Historically, this flight arrives 15+ minutes late 22% of the time, and when it is late the delay averages 69 minutes. It was cancelled 12.9% of the time.
- On-time arrivals
- 77.8%
- Less than 15 minutes late
- Cancelled
- 12.9%
- Of scheduled flights
- Average delay when late
- 69 min
- Flights arriving 15+ minutes late
- Flights tracked
- 31
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 74%
- Air traffic control & airport 25%
- Extreme weather 1%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Flint (FNT) to Chicago (ORD)
Historically, this flight arrives 15+ minutes late 57% of the time, and when it is late the delay averages 138 minutes. It was cancelled 4.2% of the time.
- On-time arrivals
- 43.5%
- Less than 15 minutes late
- Cancelled
- 4.2%
- Of scheduled flights
- Average delay when late
- 138 min
- Flights arriving 15+ minutes late
- Flights tracked
- 24
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 69%
- Late-arriving aircraft 25%
- Air traffic control & airport 4%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Flint (FNT)
Historically, this flight arrives 15+ minutes late 52% of the time, and when it is late the delay averages 136 minutes. It was cancelled 4.2% of the time.
- On-time arrivals
- 47.8%
- Less than 15 minutes late
- Cancelled
- 4.2%
- Of scheduled flights
- Average delay when late
- 136 min
- Flights arriving 15+ minutes late
- Flights tracked
- 24
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 38%
- Extreme weather 38%
- Airline (crew, maintenance, cleaning) 17%
- Air traffic control & airport 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Des Moines (DSM) to Phoenix (PHX)
Only 14 flights on record, which is too few for reliable odds.
- On-time arrivals
- 92.9%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 51 min
- Flights arriving 15+ minutes late
- Flights tracked
- 14
- Scheduled flights in the period
What caused the delays
- Extreme weather 98%
- Air traffic control & airport 2%
- Airline (crew, maintenance, cleaning) 0%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Cleveland (CLE) to Chicago (ORD)
Only 4 flights on record, which is too few for reliable odds.
- On-time arrivals
- 75.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 31 min
- Flights arriving 15+ minutes late
- Flights tracked
- 4
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 100%
- Airline (crew, maintenance, cleaning) 0%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Cleveland (CLE)
Only 4 flights on record, which is too few for reliable odds.
- On-time arrivals
- 75.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 48 min
- Flights arriving 15+ minutes late
- Flights tracked
- 4
- 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).
Dallas-Fort Worth (DFW) to Louisville (SDF)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- —
- Less than 15 minutes late
- Cancelled
- 100.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
Phoenix (PHX) to Oklahoma City (OKC)
Only 1 flight 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
- 1
- Scheduled flights in the period
Louisville (SDF) to Dallas-Fort Worth (DFW)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- —
- Less than 15 minutes late
- Cancelled
- 100.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 75.0% | 30 |
| October 2025 | 79.3% | 30 |
| November 2025 | 81.5% | 30 |
| December 2025 | 47.1% | 18 |
| January 2026 | 47.6% | 21 |
| February 2026 | 45.5% | 44 |
| March 2026 | 77.8% | 20 |
| April 2026 | 33.3% | 3 |
| May 2026 | 71.0% | 31 |
| June 2026 | 64.8% | 60 |
| July 2026 | 65.0% | 60 |
| August 2026 | 77.1% | 35 |
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