ON TIMEBOARD

ORD → HNL on time

Chicago O'Hare (Chicago, IL) to Honolulu (Honolulu, HI). Every scheduled flight, September 2025 to August 2026.

On time
72%
arrived < 15 min late
Cancelled
0.2%
540 flights
Typical arrival
−5 min
median vs schedule
When late
+77 min
average delay
Flights / day
1
2 airlines

72% of flights from Chicago to Honolulu arrived on time over the past 12 months. That is worse than the typical U.S. route. The 9 a.m. departures ran on time 75% of the time; the 10 a.m. ones 63%. Most reliable airline: United Airlines (78%). 9% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for ORD → HNL: when a flight was late, it was under 45 minutes late 61% of the time. About 1 in 12 flights landed an hour or more late, and 1 in 39 three hours or more; 0.2% were cancelled outright.

Share of all 540 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
United Airlines36578%0.3%−7 min6.6%+73 minUnited Airlines
American Airlines17561%0.0%+4 min11.4%+81 minAmerican Airlines

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at ORD). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%9 a.m. departures: 75% on time (409 flights)759a10 a.m. departures: 63% on time (131 flights)6310a
ORD → HNL, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

By airline and hour

DepartsUnited AirlinesAmerican Airlines
9 a.m.78%—
10 a.m.—63%

By month

Each calendar month pooled over 2023–2026. Best: November (89%). Worst: January (74%).

40%70%100%Jan: 74% on time (133 flights)74JanFeb: 79% on time (125 flights)79FebMar: 80% on time (152 flights)80MarApr: 75% on time (114 flights)75AprMay: too few flights (93 flights)MayJun: too few flights (90 flights)JunJul: too few flights (93 flights)JulAug: too few flights (93 flights)AugSep: too few flights (90 flights)SepOct: too few flights (99 flights)OctNov: 89% on time (120 flights)89NovDec: 82% on time (137 flights)82Dec

By day of week

DayFlightsOn timeCancelled
Monday78——
Tuesday77——
Wednesday77——
Thursday77——
Friday77——
Saturday77——
Sunday77——

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Airline (crew, maintenance, ops) 47%Late inbound plane 27%Air traffic & airport (NAS) 20%Severe weather 6%

Cancellations: airline 1

Month by month

Not enough months with data to draw a trend.

Flight numbers on this route

Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.

FlightDepartsFlightsOn timeCancelledTypical arrivalOperated by
UA 2199:30 a.m.36578%0.3%−7 minUnited Airlines

Questions

How often are flights from ORD to HNL on time?

72% of 540 scheduled flights from Chicago, IL to Honolulu, HI arrived within 15 minutes of schedule between September 2025 and August 2026. 0.2% were cancelled.

What is the best time of day to fly ORD to HNL?

Flights scheduled to leave at 9 a.m. were the most reliable (75% on time). The 10 a.m. departures were the least (63%).

Which airline is most on time from ORD to HNL?

United Airlines: 78% of its 365 flights on the route arrived on time. American Airlines: 61%.

What month has the most delays from ORD to HNL?

January (74% on time). The best month is November (89%), over 2023–2026.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.