Honolulu (HNL) to Houston (IAH): On-Time Performance
Data through May 2026
The calendar drives reliability on HNL–IAH. May 2025 flights landed on schedule 97% of the time, but March 2026 dropped to 45% — a gap of 52 points. Across the full period the route averages 84% on-time against a national 78%.
- On-time
- 84%
- arrived <15 min late
- Avg delay
- 10 min
- completed flights
- Cancelled
- 1.1%
- Flights/day
- 1.0
- last 12 months
- Duration
- 7h 35m
- scheduled
- Distance
- 3,904 mi
Monthly on-time trend
Best time to fly from HNL to IAH
Aim for departures around 5 p.m. (94% on-time); avoid 7 p.m. departures (82%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 9 min |
| Tuesday | 78% | 19 min |
| Wednesday | 86% | 8 min |
| Thursdaybest | 90% | 6 min |
| Friday | 80% | 8 min |
| Saturday | 86% | 11 min |
| Sunday | 87% | 6 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft20%
- Airline operations58%
- National airspace system22%
Frequently asked questions
- How often are flights from HNL to IAH delayed?
- 16% of HNL–IAH 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 10 minutes.
- What is the best time of day to fly from HNL to IAH?
- Departures around 5 p.m. have the best record (94% on-time), while departures around 7 p.m. have the worst (82%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from HNL to IAH?
- The scheduled HNL–IAH flight time averages 7h 35m over 3,904 miles. Actual arrival times vary — flights on this route land 15+ minutes late 16% of the time.
- How often are HNL to IAH flights cancelled?
- 1.1% 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 IAH?
- March 2026 was the roughest month in this dataset, with only 45% of arrivals on time. The best was May 2025 at 97%. If your dates are flexible, that 52-point gap is worth planning around.
Explore related pages
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Related guides
Based on 804 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.