Best Time to Fly ATL to HNL: On-Time Stats by Hour & Airline
Hartsfield-Jackson Atlanta International → Daniel K Inouye International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 78.1% of Atlanta (ATL) to Honolulu (HNL) flights arrived on time (383 scheduled flights). That is in line with the national average of 77.6%.
Delta Air Lines was the only reporting airline with regular flights on this route.
Over 24 months, Wednesday was the most reliable day (86% on time) and September the worst month (68%).
The cancellation rate was 0.5% (US average 1.8%).
ATL to HNL on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Lines | 78.1% | 44 min | 0.5% | 383 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ATL to HNL
On-time arrival % by scheduled departure hour (local time), 748 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | 81.8% | 0.4% | 488 |
| 10am–11am | 81.8% | 0.0% | 242 |
| 12pm–1pm | Limited data | 18 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ATL to HNL
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 14 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 73.3% | -8.9 pts | 0.0% | 45 |
| Summer peak (Jun 15 - Aug 15) | 79.0% | -3.2 pts | 0.0% | 124 |
| All other days | 82.2% | — | 0.3% | 565 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).