Route on-time record
KOA to HNL: most on-time flights and the best time to fly
Kailua-Kona (Ellison Onizuka Kona International Airport at Keāhole) to Honolulu, Oahu (Daniel K. Inouye International Airport). 7,319 nonstop flights in Jun 2025 to May 2026, 85% arrived within 15 minutes and 1.2% were cancelled. The most reliable flight number was Southwest 2520 at 6:05 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
KOA → HNL
Kailua-Kona to Honolulu, Oahu: 7,319 nonstop flights a year
On time (12 months)
85%
Cancelled
1.2%
avg delay 8 min
Best time to leave
Before 9 AM
94% on time vs 77% noon to 3 PM
Most reliable airline
Southwest
94% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · Southwest 2520
6:05 AM → 6:55 AM50m nonstop
Local times, typical schedule. Last flown 2026-05-30. Same departure also flew as Southwest 3475; its record covers all of them.
97%
chance on time
- On time (history)
- 99%
- Cancelled
- 2.7%
- Avg arrival delay
- 2 min
- Arrived on time 99% of the time (73 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 94% on time; Noon to 3 PM: 77%).
Moderate track record · 73 flights
Find Southwest 2520 fares Opens this date on Aviasales#2 · Southwest 2521
8:05 AM → 8:55 AM50m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 1462; its record covers all of them.
96%
chance on time
- On time (history)
- 98%
- Cancelled
- 3.4%
- Avg arrival delay
- 2 min
- Arrived on time 98% of the time (85 flights, Jun 2025 to May 2026).
- Cancelled 3.4% of the time (3 of 88).
- Leaves in this route's most on-time window (Before 9 AM: 94% on time; Noon to 3 PM: 77%).
Moderate track record · 85 flights
Find Southwest 2521 fares Opens this date on Aviasales#3 · Southwest 2522
11:35 AM → 12:30 PM55m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 3477; its record covers all of them.
95%
chance on time
- On time (history)
- 95%
- Cancelled
- 1.1%
- Avg arrival delay
- 6 min
- Arrived on time 95% of the time (86 flights, Jun 2025 to May 2026).
Moderate track record · 86 flights
Find Southwest 2522 fares Opens this date on Aviasales#4 · Southwest 2524
7:00 PM → 7:55 PM55m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 3479; its record covers all of them.
95%
chance on time
- On time (history)
- 95%
- Cancelled
- 1.1%
- Avg arrival delay
- 3 min
- Arrived on time 95% of the time (86 flights, Jun 2025 to May 2026).
Moderate track record · 86 flights
Find Southwest 2524 fares Opens this date on Aviasales#5 · Southwest 2523
3:35 PM → 4:30 PM55m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 3478; its record covers all of them.
92%
chance on time
- On time (history)
- 90%
- Cancelled
- 0.0%
- Avg arrival delay
- 9 min
- Arrived on time 90% of the time (88 flights, Jun 2025 to May 2026).
- Never cancelled in 88 scheduled flights.
Moderate track record · 88 flights
Find Southwest 2523 fares Opens this date on Aviasales#6 · Alaska 1017
6:00 AM → 6:51 AM48m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Alaska 1007; its record covers all of them.
90%
chance on time
- On time (history)
- 89%
- Cancelled
- 0.4%
- Avg arrival delay
- 8 min
- Arrived on time 89% of the time (235 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 94% on time; Noon to 3 PM: 77%).
Strong track record · 235 flights
Find Alaska 1017 fares Opens this date on Aviasales#7 · Alaska 1027
8:51 AM → 9:48 AM49m nonstop
Local times, typical schedule. Last flown 2026-05-31.
90%
chance on time
- On time (history)
- 88%
- Cancelled
- 0.0%
- Avg arrival delay
- 7 min
- Arrived on time 88% of the time (140 flights, Jun 2025 to May 2026).
- Never cancelled in 140 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 94% on time; Noon to 3 PM: 77%).
Moderate track record · 140 flights
Find Alaska 1027 fares Opens this date on Aviasales#8 · Alaska 1127
4:40 PM → 5:28 PM48m nonstop
Local times, typical schedule. Last flown 2026-05-31.
86%
chance on time
- On time (history)
- 88%
- Cancelled
- 2.2%
- Avg arrival delay
- 7 min
- Arrived on time 88% of the time (131 flights, Jun 2025 to May 2026).
Moderate track record · 131 flights
Find Alaska 1127 fares Opens this date on Aviasales#9 · Alaska 1167
9:00 PM → 9:49 PM49m nonstop
Local times, typical schedule. Last flown 2026-05-31.
85%
chance on time
- On time (history)
- 85%
- Cancelled
- 0.7%
- Avg arrival delay
- 8 min
- Arrived on time 85% of the time (141 flights, Jun 2025 to May 2026).
Moderate track record · 141 flights
Find Alaska 1167 fares Opens this date on Aviasales#10 · Alaska 1177
8:45 PM → 9:35 PM50m nonstop
Local times, typical schedule. Last flown 2026-05-31.
84%
chance on time
- On time (history)
- 89%
- Cancelled
- 0.0%
- Avg arrival delay
- 7 min
- Arrived on time 89% of the time (19 flights, Jun 2025 to May 2026).
- Short track record (19 flights), so its score leans on the airline's record at this hour.
Limited track record · 19 flights
Find Alaska 1177 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Southwest Airlines94%
1,769 flights · 95% on time as flown · 1.3% cancel
- Hawaiian Airlines83%
3,207 flights · 86% on time as flown · 0.6% cancel
- Alaska Airlines80%
2,343 flights · 76% on time as flown · 1.9% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM94%
1,614 flights · avg delay 4 min
- 9 AM to noon87%
1,233 flights · avg delay 7 min
- Noon to 3 PM77%
1,084 flights · avg delay 14 min
- 3 to 6 PM82%
1,865 flights · avg delay 9 min
- 6 to 9 PM84%
1,185 flights · avg delay 9 min
- After 9 PM84%
338 flights · avg delay 9 min
Best day: Sunday (90%). Worst: Friday (83%).
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Late-arriving aircraft61%
- Airline (crew, maintenance, boarding)27%
- Air traffic control and airport volume7%
- Severe weather5%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
KOA to HNL questions
- What time of day is best to fly KOA to HNL?
- Before 9 AM: 94% of flights arrived on time, against 77% for departures noon to 3 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
- Which airline is most on time from KOA to HNL?
- Southwest, with a season-adjusted 94% chance of operating and arriving on time over 1,769 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on KOA to HNL?
- January (81% on time); the best was September (94%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from KOA
- HNL to KOA (return)
- KOA to LAX 86%
- KOA to OGG 87%
- KOA to SEA 86%
- KOA to SFO 83%
- KOA to SMF 90%
- KOA to PHX 93%
- KOA to DEN 91%
- KOA to LIH 93%
- KOA to LAS 95%
- KOA to SAN 71%
- KOA to PDX 74%
Live status: FAA delays and ground stops