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Flight OO4955

SkyWest Airlines flight OO4955

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Looking for OO4955 in the airโ€ฆ

Colorado Springs (COS) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 40% of the time, and when it is late the delay averages 118 minutes. It was cancelled 6.6% of the time.

On-time arrivals
60.0%
Less than 15 minutes late
Cancelled
6.6%
Of scheduled flights
Average delay when late
118 min
Flights arriving 15+ minutes late
Flights tracked
76
Scheduled flights in the period

What caused the delays

  • Extreme weather 41%
  • Airline (crew, maintenance, cleaning) 36%
  • Late-arriving aircraft 12%
  • Air traffic control & airport 11%
  • 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 27% of the time, and when it is late the delay averages 57 minutes. It was cancelled 1.3% of the time.

On-time arrivals
73.3%
Less than 15 minutes late
Cancelled
1.3%
Of scheduled flights
Average delay when late
57 min
Flights arriving 15+ minutes late
Flights tracked
76
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 55%
  • Airline (crew, maintenance, cleaning) 37%
  • Air traffic control & airport 8%
  • Extreme weather 0%
  • Security 0%

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

Phoenix (PHX) to Flagstaff (FLG)

Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 44 minutes. It was cancelled 0.0% of the time.

On-time arrivals
88.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
44 min
Flights arriving 15+ minutes late
Flights tracked
62
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 56%
  • Extreme weather 29%
  • Late-arriving aircraft 14%
  • Air traffic control & airport 1%
  • Security 0%

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

Los Angeles (LAX) to Seattle (SEA)

Historically, this flight arrives 15+ minutes late 7% of the time, and when it is late the delay averages 63 minutes. It was cancelled 0.0% of the time.

On-time arrivals
93.2%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
63 min
Flights arriving 15+ minutes late
Flights tracked
44
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 86%
  • Late-arriving aircraft 8%
  • Air traffic control & airport 6%
  • Extreme weather 0%
  • Security 0%

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

Chicago (ORD) to Detroit (DTW)

Historically, this flight arrives 15+ minutes late 65% of the time, and when it is late the delay averages 135 minutes. It was cancelled 0.0% of the time.

On-time arrivals
35.1%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
135 min
Flights arriving 15+ minutes late
Flights tracked
37
Scheduled flights in the period

What caused the delays

  • Extreme weather 43%
  • Airline (crew, maintenance, cleaning) 36%
  • Air traffic control & airport 12%
  • Late-arriving aircraft 10%
  • Security 0%

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

Lexington (LEX) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 214 minutes. It was cancelled 3.4% of the time.

On-time arrivals
78.6%
Less than 15 minutes late
Cancelled
3.4%
Of scheduled flights
Average delay when late
214 min
Flights arriving 15+ minutes late
Flights tracked
29
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 64%
  • Extreme weather 33%
  • Air traffic control & airport 3%
  • Late-arriving aircraft 0%
  • Security 0%

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

Des Moines (DSM) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 54% of the time, and when it is late the delay averages 149 minutes. It was cancelled 11.1% of the time.

On-time arrivals
45.8%
Less than 15 minutes late
Cancelled
11.1%
Of scheduled flights
Average delay when late
149 min
Flights arriving 15+ minutes late
Flights tracked
27
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 56%
  • Late-arriving aircraft 27%
  • Air traffic control & airport 17%
  • Extreme weather 0%
  • Security 0%

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

Chicago (ORD) to Des Moines (DSM)

Historically, this flight arrives 15+ minutes late 44% of the time, and when it is late the delay averages 109 minutes. It was cancelled 7.4% of the time.

On-time arrivals
56.0%
Less than 15 minutes late
Cancelled
7.4%
Of scheduled flights
Average delay when late
109 min
Flights arriving 15+ minutes late
Flights tracked
27
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 73%
  • Air traffic control & airport 23%
  • Airline (crew, maintenance, cleaning) 4%
  • Extreme weather 0%
  • Security 0%

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

Fort Wayne (FWA) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 29% of the time, and when it is late the delay averages 167 minutes. It was cancelled 0.0% of the time.

On-time arrivals
70.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
167 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 99%
  • Air traffic control & airport 1%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

Madison (MSN) to Chicago (ORD)

Only 17 flights on record, which is too few for reliable odds.

On-time arrivals
56.2%
Less than 15 minutes late
Cancelled
5.9%
Of scheduled flights
Average delay when late
117 min
Flights arriving 15+ minutes late
Flights tracked
17
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 41%
  • Extreme weather 32%
  • Late-arriving aircraft 22%
  • Air traffic control & airport 5%
  • Security 0%

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

Chicago (ORD) to Milwaukee (MKE)

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

On-time arrivals
26.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
114 min
Flights arriving 15+ minutes late
Flights tracked
15
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 57%
  • Late-arriving aircraft 25%
  • Extreme weather 11%
  • Air traffic control & airport 6%
  • Security 0%

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

Kansas City (MCI) to Chicago (ORD)

Only 1 flight on record, which is too few for reliable odds.

On-time arrivals
0.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
27 min
Flights arriving 15+ minutes late
Flights tracked
1
Scheduled flights in the period

What caused the delays

  • Air traffic control & airport 89%
  • Airline (crew, maintenance, cleaning) 11%
  • Late-arriving aircraft 0%
  • Extreme weather 0%
  • Security 0%

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

In the news

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On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 90.0% 30
October 2025 87.1% 31
November 2025 85.2% 28
December 2025 35.7% 29
January 2026 29.0% 31
February 2026 67.9% 28
March 2026 62.5% 8
April 2026 87.5% 24
May 2026 95.2% 42
June 2026 55.6% 60
July 2026 69.4% 62
August 2026 51.8% 62

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

Latest airport & airline headlines

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