Flight OO4890
SkyWest Airlines flight OO4890
Looking for OO4890 in the airโฆ
Los Angeles (LAX) to Tulsa (TUL)
Historically, this flight arrives 15+ minutes late 7% of the time, and when it is late the delay averages 74 minutes. It was cancelled 0.5% of the time.
- On-time arrivals
- 93.2%
- Less than 15 minutes late
- Cancelled
- 0.5%
- Of scheduled flights
- Average delay when late
- 74 min
- Flights arriving 15+ minutes late
- Flights tracked
- 208
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 49%
- Late-arriving aircraft 49%
- Air traffic control & airport 2%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Waco (ACT) to Dallas-Fort Worth (DFW)
Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 108 minutes. It was cancelled 3.9% of the time.
- On-time arrivals
- 87.7%
- Less than 15 minutes late
- Cancelled
- 3.9%
- Of scheduled flights
- Average delay when late
- 108 min
- Flights arriving 15+ minutes late
- Flights tracked
- 76
- Scheduled flights in the period
What caused the delays
- Extreme weather 49%
- Airline (crew, maintenance, cleaning) 41%
- Late-arriving aircraft 9%
- Air traffic control & airport 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas-Fort Worth (DFW) to Waco (ACT)
Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 59 minutes. It was cancelled 3.9% of the time.
- On-time arrivals
- 86.3%
- Less than 15 minutes late
- Cancelled
- 3.9%
- Of scheduled flights
- Average delay when late
- 59 min
- Flights arriving 15+ minutes late
- Flights tracked
- 76
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 51%
- Extreme weather 29%
- Late-arriving aircraft 19%
- Air traffic control & airport 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Ontario (ONT) to Phoenix (PHX)
Historically, this flight arrives 15+ minutes late 7% of the time, and when it is late the delay averages 59 minutes. It was cancelled 3.6% of the time.
- On-time arrivals
- 92.6%
- Less than 15 minutes late
- Cancelled
- 3.6%
- Of scheduled flights
- Average delay when late
- 59 min
- Flights arriving 15+ minutes late
- Flights tracked
- 28
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 69%
- Airline (crew, maintenance, cleaning) 31%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Phoenix (PHX) to Ontario (ONT)
Historically, this flight arrives 15+ minutes late 4% of the time, and when it is late the delay averages 95 minutes. It was cancelled 3.6% of the time.
- On-time arrivals
- 96.3%
- Less than 15 minutes late
- Cancelled
- 3.6%
- Of scheduled flights
- Average delay when late
- 95 min
- Flights arriving 15+ minutes late
- Flights tracked
- 28
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 80%
- Air traffic control & airport 20%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Colorado Springs (COS)
Historically, this flight arrives 15+ minutes late 41% of the time, and when it is late the delay averages 93 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 59.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 93 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 37%
- Air traffic control & airport 26%
- Airline (crew, maintenance, cleaning) 23%
- Extreme weather 14%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Birmingham (BHM) to Chicago (ORD)
Only 4 flights on record, which is too few for reliable odds.
- On-time arrivals
- 50.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 50 min
- Flights arriving 15+ minutes late
- Flights tracked
- 4
- Scheduled flights in the period
What caused the delays
- Extreme weather 66%
- Airline (crew, maintenance, cleaning) 34%
- Late-arriving aircraft 0%
- Air traffic control & airport 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Birmingham (BHM)
Only 4 flights on record, which is too few for reliable odds.
- On-time arrivals
- 50.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 55 min
- Flights arriving 15+ minutes late
- Flights tracked
- 4
- Scheduled flights in the period
What caused the delays
- Extreme weather 59%
- Air traffic control & airport 41%
- Airline (crew, maintenance, cleaning) 0%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas-Fort Worth (DFW) to Manhattan (MHK)
Only 2 flights on record, which is too few for reliable odds.
- On-time arrivals
- 50.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 23 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2
- 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).
Manhattan (MHK) to Dallas-Fort Worth (DFW)
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
- โ
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 85.2% | 56 |
| October 2025 | 100.0% | 36 |
| November 2025 | 93.3% | 30 |
| December 2025 | 94.4% | 18 |
| January 2026 | 88.5% | 26 |
| February 2026 | 89.3% | 28 |
| March 2026 | 96.7% | 31 |
| April 2026 | 90.0% | 30 |
| May 2026 | 92.5% | 42 |
| June 2026 | 85.7% | 60 |
| July 2026 | 85.5% | 62 |
| August 2026 | 68.6% | 35 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 โ August 2026. Covers flights operated by reporting U.S. carriers. About our data