UA1723 SFO → KOA

United Airlines · San Francisco, CA to Kona, HI · 278 flights observed, 2025-07-01 to 2026-06-30 · 2,368 mi

This flight's scheduled flight time has grown by 10 min since 2025-07 — some of the on-time performance may reflect a more generous published schedule, not a faster or more reliable flight.

UA1723 covers more than one route in the data window — the stats below are for SFO → KOA, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
81%
Median delay
-1 min
90th percentile
+26 min
Cancellation rate
0%

How often is UA1723 on time?

Across 278 flights on SFO → KOA from 2025-07-01 to 2026-06-30, UA1723 arrived within 15 minutes of schedule 81% of the time. The median arrival delay was -1 min, and the worst 10% of flights arrived +26 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time22481%
16-30 min3011%
31-60 min155%
61-120 min73%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073067%+13 min
2025-083181%+2 min
2025-093090%-3 min
2025-101963%+11 min
2025-119100%-24 min
2025-121587%-7 min
2026-01475%+2 min
2026-021776%+9 min
2026-033083%-2 min
2026-043080%+6 min
2026-053184%-6 min
2026-063090%-5 min

Performance by day of week

DayFlightsOn-time
Mon3987%
Tue3982%
Wed3866%
Thu3969%
Fri4078%
Sat4098%
Sun4188%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…