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Route Reliability

Kailua-Kona → Sacramento

KOA–SMF · 2,435 miles · Ellison Onizuka Kona International Airport to Sacramento International Airport

98
Nerd Approved
WanderNerd Reliability Score
90%
Arrive within 15 minutes
5 min early
Average arrival delay
0%
Cancelled
521
Flights in the data

Data through May 2026.

Airlines on this route

  • Southwest Airlines92% on time · 365 flights
  • Hawaiian Airlines88% on time · 92 flights
  • Alaska Airlines86% on time · 64 flights

Too little history on this route to call a winner. We rank airlines only after 100 flights each.

What the data says

Morning flights do better here.

KOA–SMF flights departing between 9 AM–12 PM arrived on time 91% of the time, versus 79% between 12–3 PM.

Thursday is the weak spot.

KOA–SMF flights arrived on time 98% of the time on Tuesdays. On Thursdays: 85%.

It basically never cancels.

Out of 521 scheduled flights, only 0.0% were cancelled.

Slipping a little lately.

KOA–SMF flights arrived on time 84% of the time over the last three months in the data, compared with 91% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon88%(104 flights)
  • Tue98%(52 flights)
  • Wed91%(104 flights)
  • Thu85%(52 flights)
  • Fri92%(52 flights)
  • Sat88%(104 flights)
  • Sun94%(53 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM91%(486 flights)
  • 12–3 PM79%(34 flights)
On-time trend by month
93%
May

Jun 98% → May 93% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202598%43
July 202593%44
August 202598%44
September 202593%43
October 202589%44
November 202588%43
December 202584%45
January 202698%44
February 202690%40
March 202673%44
April 202686%43
May 202693%44

Keep nerding

Based on 521 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.