OO5978

OO5978 (SkyWest Airlines) is a multi-stop service on 3 routes, busiest Denver to Fresno. Of 517 departures recorded from November 2024 to June 2026, 86.5% left on time, according to the US BTS.

Recorded departures by month

All legs under this number combined; see the leg table.

The most recent periods18 periods
PeriodDepartures 2025Departures 2026Change vs last year
January631▲ 416.7%
February1628▲ 75.0%
March31310.0%
April30300.0%
May31310.0%
June3024▼ 20.0%
July31––
August31––
September30––
October31–in progress
November29––
December31––
Year to date (Jan–Jun)144175▲ 21.5%

according to the US BTS · November 2024 → June 2026

On-time departures by month

All legs combined

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods18 periods
PeriodOn time 2025On time 2026Change vs last year
January66.7%83.9%▲ 25.8%
February87.5%85.7%▼ 2.0%
March96.8%96.8%0.0%
April86.7%90.0%▲ 3.8%
May80.7%87.1%▲ 8.0%
June73.3%79.2%▲ 8.0%
July77.4%––
August93.6%––
September93.3%––
October96.8%–in progress
November96.6%––
December77.4%––
Year-to-date average (Jan–Jun)81.9%87.1%▲ 6.3%

according to the US BTS · November 2024 → June 2026

Average departure delay by month

All legs combined

according to the US BTS · November 2024 → June 2026

Cancelled departures by month

All legs combined
The most recent periods18 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January00–
February00–
March00–
April00–
May00–
June00–
July0––
August0––
September0––
October0–in progress
November0––
December0––
Year to date (Jan–Jun)00

according to the US BTS · November 2024 → June 2026

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

This number flies several legs

Several legs: the headline figure averages all of them. See the leg table.

Cancellation share

  • Not cancelled 100.0% 517
  • Cancelled 0.0% 0

Share of all recorded flights in the period, all legs. · Nov 30, 2024 → Jun 24, 2026

On time, leg by leg

  1. DEN–FAT475 87.2%
  2. BIH–DEN40 77.5%

Departures within 15 minutes of schedule; small figure = departures recorded.

Legs flown under this number

2
RoutesDistance (km)Avg delay On timeDepartures
DEN FAT Denver International Airport – Fresno Yosemite International Airport 1,355 7.8 min 87.2% 475
BIH DEN Eastern Sierra Regional Airport – Denver International Airport 1,220 15.4 min 77.5% 40
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
November 2024 1 1 100.0% 0
December 2024 14 14 64.3% 0
January 2025 6 6 66.7% 0
February 2025 16 16 87.5% 0
March 2025 31 31 96.8% 0
April 2025 30 30 86.7% 0
May 2025 31 31 80.7% 0
June 2025 30 30 73.3% 0
July 2025 31 31 77.4% 0
August 2025 31 31 93.6% 0
September 2025 30 30 93.3% 0
October 2025 31 31 96.8% 0
November 2025 29 29 96.6% 0
December 2025 31 31 77.4% 0
January 2026 31 31 83.9% 0
February 2026 28 28 85.7% 0
March 2026 31 31 96.8% 0
April 2026 30 30 90.0% 0
May 2026 31 31 87.1% 0
June 2026 24 24 79.2% 0

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