Route · HNL → ITO · 2020–2025 BTS data
Honolulu to Hilo
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), HNL to ITO (Honolulu to Hilo) ranks #83 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 87%
- On-time
- +8 pts
- vs US avg
- 52 min
- Delay when late
- 33,561
- Flights
- #83 of 4927
- Corpus placement
Cancelled
0.8%
Best Month
Sep 2025 95%
Worst Month
Jan 2024 76%
Distance
216 mi
Carriers
2
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 540 | 115 | 0 | 0 | WN,HA |
| Nov 2025 | 513 | 66 | 6 | 1 | HA,WN |
| Oct 2025 | 514 | 47 | 1 | 0 | WN,HA |
| Sep 2025 | 496 | 25 | 0 | 0 | WN,HA |
| Aug 2025 | 534 | 35 | 0 | 0 | WN,HA |
| Jul 2025 | 565 | 66 | 10 | 0 | WN,HA |
| Jun 2025 | 522 | 46 | 0 | 0 | WN,HA |
| May 2025 | 541 | 35 | 1 | 1 | WN,HA |
| Apr 2025 | 542 | 47 | 7 | 0 | HA,WN |
| Mar 2025 | 540 | 55 | 4 | 0 | WN,HA |
| Feb 2025 | 488 | 43 | 1 | 0 | WN,HA |
| Jan 2025 | 540 | 48 | 10 | 1 | WN,HA |
| Dec 2024 | 531 | 54 | 1 | 0 | HA,WN |
| Nov 2024 | 515 | 42 | 1 | 0 | HA,WN |
| Oct 2024 | 524 | 73 | 7 | 0 | WN,HA |
| Sep 2024 | 520 | 40 | 4 | 1 | WN,HA |
| Aug 2024 | 551 | 72 | 28 | 0 | HA,WN |
| Jul 2024 | 542 | 70 | 2 | 2 | HA,WN |
| Jun 2024 | 522 | 61 | 0 | 0 | HA,WN |
| May 2024 | 550 | 99 | 7 | 0 | HA,WN |
| Apr 2024 | 544 | 65 | 0 | 0 | HA,WN |
| Mar 2024 | 548 | 52 | 1 | 0 | HA,WN |
| Feb 2024 | 524 | 72 | 2 | 0 | HA,WN |
| Jan 2024 | 562 | 133 | 6 | 0 | HA,WN |
HNL–ITO seasonal on-time pattern
Best: September (93.0%) · weakest: December (81.2%)
Strongest calendar month
September
93.0% on-time · ~447 flights/mo
Busiest calendar month
July
~500 flights/mo avg
Weakest calendar month
December
81.2% on-time · ~486 flights/mo
Cancellation Rate
0.8%
99 of 12,768 flights
Diversion Rate
0.0%
6 of 12,768 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
HNL - Honolulu
Full on-time, delay-cause, and seasonal performance for Honolulu, HI.
HNL on-time profileITO - Hilo
Full on-time, delay-cause, and seasonal performance for Hilo, HI.
ITO on-time profileCompare the two airports
See HNL and ITO side by side on delays, cancellations, and reliability.
Compare HNL vs ITOOrigin-hub reliability standing
Among HNL's stronger departures
HNL → ITO posts a 87% on-time rate, landing in the ≥85% band with 13 of 27 BTS-tracked routes leaving Honolulu. The same hub also shows 11 mid-band and 3 challenged departures · fleet-wide on-time rank #631 of 4927 (highest on-time = #1).
Similar routes
Other BTS-tracked routes with comparable performance or trip length to HNL–ITO.
Routes with a similar on-time rate
What the Data Says About HNL to ITO
Honolulu to Hilo (HNL to ITO) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87% on-time rate across 33,561 flights, with delays that do happen averaging 52.1 minutes. The corridor runs roughly 216 miles and is served by 2 carriers. Over the most recent 24 months, 99 of 12,768 flights were cancelled (0.8%) and 6 diverted (0.0%).
The monthly split is wide on this route: Sep 2025 posted the strongest performance at 95% on-time, while Jan 2024 came in at just 76% - a 19-point swing worth factoring into travel timing.
On the multi-year calendar, HNL–ITO peaks in September at 93.0% on-time while July carries the heaviest traffic (~500 flights per month) ; the softest month is December at 81.2%, a 11.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does HNL to ITO rank among US routes by traffic? ▼
How often are flights delayed from HNL to ITO? ▼
What is the cancellation rate for HNL to ITO? ▼
How far is the flight from HNL to ITO? ▼
When is the best time to fly from HNL to ITO? ▼
Airports on this route
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Using HNL–ITO data
HNL–ITO runs 8 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare HNL and ITO airport profiles: delay causes and top routes differ even on the same corridor. HNL airport
- If your dates flex, September (93.0% on-time) beats December (81.2%) on this corridor. Seasonal chart
- 4 other routes post a similar 87% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.