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Route Reliability

Kailua-Kona → Las Vegas

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

100
Nerd Approved
WanderNerd Reliability Score
96%
Arrive within 15 minutes
19 min early
Average arrival delay
0.8%
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 96% of the time across 365 flights. No comparison to make.

What the data says

Departure time hasn't mattered much.

On-time rates stay between 96% and 97% across the day.

Monday comes out ahead.

A small edge: 98% on time on Mondays against 94% on Saturdays.

Slipping a little lately.

KOA–LAS flights arrived on time 92% of the time over the last three months in the data, compared with 96% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon98%(52 flights)
  • Tue96%(51 flights)
  • Wed96%(51 flights)
  • Thu98%(52 flights)
  • Fri98%(51 flights)
  • Sat94%(52 flights)
  • Sun94%(53 flights)
On-time by departure window
  • 6–9 PM97%(236 flights)
  • 9 PM–12 AM96%(126 flights)
On-time trend by month
94%
May

Jun 97% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202597%29
July 2025100%30
August 202597%31
September 2025100%29
October 202597%31
November 2025100%30
December 2025100%31
January 2026100%31
February 202689%28
March 202684%31
April 2026100%30
May 202694%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.