BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
HNL→ONT

Honolulu, HI (HNL) to Ontario, CA (ONT) flight delay odds

77.0% of 392 official scheduled HNL-to-ONT flights arrived on time; 13.5% arrived at least 30 minutes late and 0.3% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
77.0%arrived on time
13.5%30+ min late
0.3%cancelled
392scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.9%all scheduled flights
120+ minutes late3.1%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+8.1 mincompleted flights

Which departure time was most reliable for HNL to ONT?

Only Afternoon met the HNL-to-ONT departure window threshold: 76.5% of 366 scheduled flights arrived on time during July 2025–June 2026.

Departure windowFlightsOn time30+ minCancelled
Afternoon36676.5%14.2%0.3%

Which weekday was most reliable for HNL to ONT?

Among qualifying HNL-to-ONT weekday results, Thursday had the highest on-time rate: 87.5% of 56 flights. Saturday was lowest at 71.4% across 56 flights.

DayFlightsOn time30+ minCancelled
Monday5682.1%10.7%0.0%
Tuesday5775.4%10.5%0.0%
Wednesday5576.4%14.5%0.0%
Thursday5687.5%7.1%1.8%
Friday5673.2%17.9%0.0%
Saturday5671.4%17.9%0.0%
Sunday5673.2%16.1%0.0%

Which airline was most reliable for HNL to ONT?

Only Alaska Airlines met the HNL-to-ONT airline threshold: 75.9% of 365 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Alaska Airlines36575.9%14.5%0.3%
Southwest Airlines2792.6%0.0%0.0%

Which month was most reliable for HNL to ONT?

Among qualifying HNL-to-ONT month results, April 2026 had the highest on-time rate: 93.3% of 30 flights. December 2025 was lowest at 45.2% across 31 flights.

MonthFlightsOn time30+ minCancelled
July 20253180.6%6.5%0.0%
August 20253187.1%6.5%0.0%
September 20253090.0%6.7%0.0%
October 20253167.7%12.9%3.2%
November 20253086.7%3.3%0.0%
December 20253145.2%32.3%0.0%
January 20263161.3%25.8%0.0%
February 20262885.7%10.7%0.0%
March 20263154.8%32.3%0.0%
April 20263093.3%6.7%0.0%
May 20263187.1%12.9%0.0%
June 20265782.5%8.8%0.0%

What drove HNL to ONT delay minutes?

Late aircraft was the largest recorded HNL-to-ONT delay category, accounting for 46.3% of 5,466 BTS-attributed delay minutes during July 2025–June 2026.

Airline37.0%
Late aircraft46.3%
National airspace13.8%
Weather2.5%
Security0.3%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.