Honolulu (HNL) to Ontario (ONT): On-Time Performance
Data through May 2026
The calendar drives reliability on HNL–ONT. April 2026 flights landed on schedule 93% of the time, but April 2025 dropped to 43% — a gap of 50 points. Across the full period the route averages 74% on-time against a national 78%.
- On-time
- 74%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 0.3%
- Flights/day
- 1.0
- last 12 months
- Duration
- 5h 34m
- scheduled
- Distance
- 2,603 mi
Best airline from HNL to ONT
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Alaska Airlinesmost reliable | 77% | 16 min | 0.3% | 354 |
| Hawaiian Airlines | 72% | 12 min | 0.3% | 376 |
Monthly on-time trend
Best time to fly from HNL to ONT
Departure time makes little difference on this route — on-time rates stay within a few points across the day.
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 11 min |
| Tuesday | 75% | 16 min |
| Wednesday | 74% | 10 min |
| Thursdaybest | 80% | 13 min |
| Friday | 70% | 16 min |
| Saturday | 71% | 19 min |
| Sunday | 71% | 13 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft34%
- Airline operations55%
- National airspace system8%
- Weather2%
- Security1%
Frequently asked questions
- How often are flights from HNL to ONT delayed?
- 26% of HNL–ONT flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 14 minutes.
- Which airline is most reliable from HNL to ONT?
- Alaska Airlines has the best on-time record on this route at 77%, based on 354 flights. 2 airlines flew HNL–ONT frequently enough to compare in this period.
- What is the best time of day to fly from HNL to ONT?
- Departures around 12 p.m. have the best record (77% on-time), while departures around 2 p.m. have the worst (72%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from HNL to ONT?
- The scheduled HNL–ONT flight time averages 5h 34m over 2,603 miles. Actual arrival times vary — flights on this route land 15+ minutes late 26% of the time.
- How often are HNL to ONT flights cancelled?
- 0.3% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from HNL to ONT?
- April 2025 was the roughest month in this dataset, with only 43% of arrivals on time. The best was April 2026 at 93%. If your dates are flexible, that 50-point gap is worth planning around.
Explore related pages
More routes from HNL
Based on 730 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.