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Flight OO3821

SkyWest Airlines flight OO3821

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Looking for OO3821 in the air…

Louisville (SDF) to Detroit (DTW)

Historically, this flight arrives 15+ minutes late 13% of the time, and when it is late the delay averages 79 minutes. It was cancelled 1.5% of the time.

On-time arrivals
87.1%
Less than 15 minutes late
Cancelled
1.5%
Of scheduled flights
Average delay when late
79 min
Flights arriving 15+ minutes late
Flights tracked
205
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 73%
  • Extreme weather 21%
  • Air traffic control & airport 6%
  • Late-arriving aircraft 0%
  • Security 0%

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

Detroit (DTW) to Louisville (SDF)

Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 54 minutes. It was cancelled 1.2% of the time.

On-time arrivals
84.5%
Less than 15 minutes late
Cancelled
1.2%
Of scheduled flights
Average delay when late
54 min
Flights arriving 15+ minutes late
Flights tracked
170
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 83%
  • Air traffic control & airport 9%
  • Extreme weather 8%
  • Late-arriving aircraft 0%
  • Security 0%

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

San Jose (SJC) to Salt Lake City (SLC)

Historically, this flight arrives 15+ minutes late 4% of the time, and when it is late the delay averages 46 minutes. It was cancelled 0.9% of the time.

On-time arrivals
96.3%
Less than 15 minutes late
Cancelled
0.9%
Of scheduled flights
Average delay when late
46 min
Flights arriving 15+ minutes late
Flights tracked
110
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 58%
  • Extreme weather 42%
  • Late-arriving aircraft 0%
  • Air traffic control & airport 0%
  • Security 0%

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

Salt Lake City (SLC) to San Jose (SJC)

Historically, this flight arrives 15+ minutes late 5% of the time, and when it is late the delay averages 59 minutes. It was cancelled 0.9% of the time.

On-time arrivals
95.4%
Less than 15 minutes late
Cancelled
0.9%
Of scheduled flights
Average delay when late
59 min
Flights arriving 15+ minutes late
Flights tracked
110
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 67%
  • Extreme weather 23%
  • Air traffic control & airport 10%
  • Late-arriving aircraft 0%
  • Security 0%

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

Shreveport (SHV) to Atlanta (ATL)

Only 16 flights on record, which is too few for reliable odds.

On-time arrivals
87.5%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
60 min
Flights arriving 15+ minutes late
Flights tracked
16
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).

Salt Lake City (SLC) to Sacramento (SMF)

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

Sacramento (SMF) to Salt Lake City (SLC)

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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On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 96.7% 60
October 2025 96.8% 62
November 2025 94.8% 60
December 2025 92.0% 50
January 2026 85.7% 29
February 2026 73.9% 46
March 2026 81.0% 62
April 2026 93.3% 60
May 2026 91.7% 12
June 2026 85.4% 48
July 2026 88.7% 62
August 2026 90.3% 62

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.