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Flight OO4891

SkyWest Airlines flight OO4891

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Looking for OO4891 in the air…

Aspen (ASE) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 49% of the time, and when it is late the delay averages 136 minutes. It was cancelled 8.4% of the time.

On-time arrivals
50.7%
Less than 15 minutes late
Cancelled
8.4%
Of scheduled flights
Average delay when late
136 min
Flights arriving 15+ minutes late
Flights tracked
83
Scheduled flights in the period

What caused the delays

  • Extreme weather 55%
  • Late-arriving aircraft 22%
  • Airline (crew, maintenance, cleaning) 12%
  • Air traffic control & airport 11%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Los Angeles (LAX) to Portland (PDX)

Historically, this flight arrives 15+ minutes late 10% of the time, and when it is late the delay averages 107 minutes. It was cancelled 0.0% of the time.

On-time arrivals
89.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
107 min
Flights arriving 15+ minutes late
Flights tracked
48
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 62%
  • Airline (crew, maintenance, cleaning) 34%
  • Air traffic control & airport 4%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Portland (PDX) to Los Angeles (LAX)

Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 63 minutes. It was cancelled 0.0% of the time.

On-time arrivals
81.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
63 min
Flights arriving 15+ minutes late
Flights tracked
48
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 96%
  • Air traffic control & airport 4%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Albuquerque (ABQ) to Los Angeles (LAX)

Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 58 minutes. It was cancelled 0.0% of the time.

On-time arrivals
88.6%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
58 min
Flights arriving 15+ minutes late
Flights tracked
44
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 84%
  • Airline (crew, maintenance, cleaning) 11%
  • Air traffic control & airport 5%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Los Angeles (LAX) to Albuquerque (ABQ)

Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 83 minutes. It was cancelled 0.0% of the time.

On-time arrivals
84.1%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
83 min
Flights arriving 15+ minutes late
Flights tracked
44
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 92%
  • Air traffic control & airport 5%
  • Late-arriving aircraft 3%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Dallas-Fort Worth (DFW) to Amarillo (AMA)

Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 105 minutes. It was cancelled 2.4% of the time.

On-time arrivals
73.2%
Less than 15 minutes late
Cancelled
2.4%
Of scheduled flights
Average delay when late
105 min
Flights arriving 15+ minutes late
Flights tracked
42
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 47%
  • Extreme weather 36%
  • Air traffic control & airport 13%
  • Airline (crew, maintenance, cleaning) 5%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Evansville (EVV) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 52% of the time, and when it is late the delay averages 168 minutes. It was cancelled 19.2% of the time.

On-time arrivals
47.6%
Less than 15 minutes late
Cancelled
19.2%
Of scheduled flights
Average delay when late
168 min
Flights arriving 15+ minutes late
Flights tracked
26
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 44%
  • Air traffic control & airport 35%
  • Airline (crew, maintenance, cleaning) 15%
  • Extreme weather 6%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Richmond (RIC) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 53% of the time, and when it is late the delay averages 97 minutes. It was cancelled 20.8% of the time.

On-time arrivals
47.4%
Less than 15 minutes late
Cancelled
20.8%
Of scheduled flights
Average delay when late
97 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 38%
  • Late-arriving aircraft 31%
  • Airline (crew, maintenance, cleaning) 30%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Chicago (ORD) to Huntsville (HSV)

Only 15 flights on record, which is too few for reliable odds.

On-time arrivals
40.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
230 min
Flights arriving 15+ minutes late
Flights tracked
15
Scheduled flights in the period

What caused the delays

  • Extreme weather 69%
  • Late-arriving aircraft 17%
  • Airline (crew, maintenance, cleaning) 14%
  • Air traffic control & airport 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Baton Rouge (BTR) to Charlotte (CLT)

Only 10 flights on record, which is too few for reliable odds.

On-time arrivals
60.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
131 min
Flights arriving 15+ minutes late
Flights tracked
10
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).

Charlotte (CLT) to Baton Rouge (BTR)

Only 10 flights on record, which is too few for reliable odds.

On-time arrivals
90.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
196 min
Flights arriving 15+ minutes late
Flights tracked
10
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).

Phoenix (PHX) to San Luis Obispo (SBP)

Only 10 flights on record, which is too few for reliable odds.

On-time arrivals
80.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
84 min
Flights arriving 15+ minutes late
Flights tracked
10
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 74%
  • Airline (crew, maintenance, cleaning) 26%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

San Luis Obispo (SBP) to Phoenix (PHX)

Only 10 flights on record, which is too few for reliable odds.

On-time arrivals
70.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
80 min
Flights arriving 15+ minutes late
Flights tracked
10
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 82%
  • Airline (crew, maintenance, cleaning) 9%
  • Air traffic control & airport 9%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Chicago (ORD) to Madison (MSN)

Only 4 flights 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
4
Scheduled flights in the period

Dallas-Fort Worth (DFW) to Durango (DRO)

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

In the news

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Headlines found by Google News; stories open on the publisher's site.

On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 88.9% 45
October 2025 83.6% 55
November 2025 52.6% 23
December 2025 41.4% 31
January 2026 50.0% 31
February 2026 55.2% 32
March 2026 69.6% 24
April 2026 84.0% 50
May 2026 80.4% 51
June 2026 79.3% 30
July 2026 73.7% 19
August 2026 52.2% 28

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

Latest airport & airline headlines

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Headlines found by Google News; stories open on the publisher's site.