Flight OO4987
SkyWest Airlines flight OO4987
Looking for OO4987 in the air…
Alerts at this flight's airports
Phoenix (PHX) to Omaha (OMA)
Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 87 minutes. It was cancelled 0.7% of the time.
- On-time arrivals
- 89.9%
- Less than 15 minutes late
- Cancelled
- 0.7%
- Of scheduled flights
- Average delay when late
- 87 min
- Flights arriving 15+ minutes late
- Flights tracked
- 139
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 87%
- Air traffic control & airport 6%
- Late-arriving aircraft 6%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Omaha (OMA) to Phoenix (PHX)
Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 131 minutes. It was cancelled 0.8% of the time.
- On-time arrivals
- 85.8%
- Less than 15 minutes late
- Cancelled
- 0.8%
- Of scheduled flights
- Average delay when late
- 131 min
- Flights arriving 15+ minutes late
- Flights tracked
- 128
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 78%
- Late-arriving aircraft 19%
- Air traffic control & airport 3%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Flint (FNT)
Historically, this flight arrives 15+ minutes late 31% of the time, and when it is late the delay averages 92 minutes. It was cancelled 2.8% of the time.
- On-time arrivals
- 68.9%
- Less than 15 minutes late
- Cancelled
- 2.8%
- Of scheduled flights
- Average delay when late
- 92 min
- Flights arriving 15+ minutes late
- Flights tracked
- 109
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 63%
- Late-arriving aircraft 17%
- Extreme weather 10%
- Air traffic control & airport 5%
- Security 5%
Share of delay minutes airlines attributed to each cause (BTS).
Flint (FNT) to Chicago (ORD)
Historically, this flight arrives 15+ minutes late 42% of the time, and when it is late the delay averages 124 minutes. It was cancelled 6.6% of the time.
- On-time arrivals
- 57.7%
- Less than 15 minutes late
- Cancelled
- 6.6%
- Of scheduled flights
- Average delay when late
- 124 min
- Flights arriving 15+ minutes late
- Flights tracked
- 76
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 58%
- Extreme weather 15%
- Late-arriving aircraft 14%
- Air traffic control & airport 13%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Kansas City (MCI)
Historically, this flight arrives 15+ minutes late 62% of the time, and when it is late the delay averages 129 minutes. It was cancelled 8.1% of the time.
- On-time arrivals
- 38.2%
- Less than 15 minutes late
- Cancelled
- 8.1%
- Of scheduled flights
- Average delay when late
- 129 min
- Flights arriving 15+ minutes late
- Flights tracked
- 37
- Scheduled flights in the period
What caused the delays
- Extreme weather 47%
- Airline (crew, maintenance, cleaning) 42%
- Air traffic control & airport 7%
- Late-arriving aircraft 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Bakersfield (BFL) to Phoenix (PHX)
Historically, this flight arrives 15+ minutes late 22% of the time, and when it is late the delay averages 105 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 77.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 105 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 45%
- Late-arriving aircraft 22%
- Air traffic control & airport 20%
- Extreme weather 14%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Phoenix (PHX) to Bakersfield (BFL)
Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 67 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 80.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 67 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 79%
- Airline (crew, maintenance, cleaning) 17%
- Air traffic control & airport 5%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Phoenix (PHX) to Sacramento (SMF)
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
- 161 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).
Sacramento (SMF) to Phoenix (PHX)
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
- 162 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 96%
- Air traffic control & airport 4%
- Airline (crew, maintenance, cleaning) 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Francisco (SFO) to Los Angeles (LAX)
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
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 71.4% | 28 |
| October 2025 | 78.6% | 57 |
| November 2025 | 77.1% | 35 |
| December 2025 | 86.0% | 43 |
| January 2026 | 51.6% | 34 |
| February 2026 | 80.0% | 45 |
| March 2026 | 86.7% | 62 |
| April 2026 | 98.1% | 53 |
| May 2026 | 75.0% | 60 |
| June 2026 | 61.8% | 60 |
| July 2026 | 57.6% | 62 |
| August 2026 | 88.9% | 9 |
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