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Route Reliability

Las Vegas → Kailua-Kona

LAS–KOA · 2,718 miles · Harry Reid International Airport to Ellison Onizuka Kona International Airport

92
Nerd Approved
WanderNerd Reliability Score
86%
Arrive within 15 minutes
4 min early
Average arrival delay
0%
Cancelled
365
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 86% of the time across 365 flights. No comparison to make.

What the data says

The 6–9 AM departure wins.

LAS–KOA flights departing between 6–9 AM arrived on time 93% of the time, versus 84% between 9 AM–12 PM.

Thursdays have been rough.

LAS–KOA flights arrived on time 90% of the time on Fridays and just 75% on Thursdays. That gap is worth planning around.

It basically never cancels.

Out of 365 scheduled flights, only 0.0% were cancelled.

Slipping a little lately.

LAS–KOA flights arrived on time 84% of the time over the last three months in the data, compared with 90% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon85%(52 flights)
  • Tue90%(51 flights)
  • Wed85%(52 flights)
  • Thu75%(51 flights)
  • Fri90%(52 flights)
  • Sat90%(52 flights)
  • Sun85%(53 flights)
On-time by departure window
  • 6–9 AM93%(57 flights)
  • 9 AM–12 PM84%(306 flights)
On-time trend by month
90%
May

Jun 83% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%30
July 202577%31
August 202590%30
September 202593%30
October 202570%30
November 202593%30
December 202587%31
January 202694%31
February 202689%28
March 202684%31
April 202677%30
May 202690%31

Keep nerding

Based on 365 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.