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Flight Reliability

UA 1724 · United Airlines

Kailua-Kona → San Francisco (KOA–SFO)82% of its flights flew this route. The rest (IND–DEN, IAD–SEA) are included in these numbers.

98
Nerd Approved
WanderNerd Reliability Score
94%
Arrive within 15 minutes
7 min early
Average arrival delay
0.6%
Cancelled
16 min early
Median arrival delay

Based on 337 historical flights. Data through May 2026.

What the data says

The late departure is the smart one here.

UA 1724 departing between 9 PM–12 AM arrived on time 95% of the time, versus 85% between 3–6 PM.

Skip Tuesday if you can.

UA 1724 arrived on time 96% of the time on Sundays. On Tuesdays: 85%.

Better than the KOA–SFO route average.

UA 1724 arrived on time 94% of the time, versus 84% across the KOA–SFO route.

Better than the United Airlines network average.

UA 1724 arrived on time 94% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon96%(47 flights)
  • Tue85%(47 flights)
  • Wed96%(48 flights)
  • Thu94%(48 flights)
  • Fri96%(48 flights)
  • Sat94%(47 flights)
  • Sun96%(49 flights)
On-time by departure window
  • 3–6 AM—(6 flights)
  • 3–6 PM85%(54 flights)
  • 9 PM–12 AM95%(274 flights)
On-time trend by month
93%
May

Jun 93% → May 93% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202593%30
July 202594%31
August 2025100%31
September 2025100%30
October 202596%23
November 202590%10
December 202590%31
January 202684%31
February 202693%27
March 202690%30
April 2026100%30
May 202693%30
Departures on time
93%
Diverted
0.3%
Flights flown
334
Months covered
12

Same route, other flights

Keep nerding

Based on 337 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.