Historical on-time performance
Ontario to Honolulu
2,603 miData through Dec 2025Source: US DOT · BTS
Flights on ONT–HNL arrive on time 89% of the time over the last 12 months.
On-time rate89%arrived within 15 min
p90 delay15 min1 in 10 flights is worse (tail risk)
Cancelled0.7%of scheduled flights
based on 307 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Alaska AirlinesOn-time91%Medianon timep9010 minCancel0.5%Flights184
- Hawaiian AirlinesOn-time85%Medianon timep9015 minCancel0.8%Flights123
Why flights run late
Delay causes
- Airline71%
- Weather1%
- Air traffic (NAS)22%
- Late aircraft6%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ONT → HNL
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 78% to 83% on time.
- Middays83% on time · p90 25 min · 162 flights · limited
- Mornings78% on time · p90 30 min · 937 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 85% on time.
- Sundays85% on time · p90 20 min · 158 flights · limited
- Tuesdays81% on time · p90 25 min · 157 flights · limited
- Thursdays80% on time · p90 40 min · 158 flights · limited
- Mondays79% on time · p90 20 min · 157 flights · limited
- Fridays79% on time · p90 30 min · 156 flights · limited
- Saturdays74% on time · p90 25 min · 156 flights · limited
- Wednesdays73% on time · p90 45 min · 157 flights · limited
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