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Route · HNL → IAH · 2020–2025 BTS data

Honolulu to Houston

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), HNL to IAH (Honolulu to Houston) ranks #3943 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

88.5%
On-time
+9.5 pts
vs US avg
59 min
Delay when late
1,801
Flights
#3943 of 4927
Corpus placement

Cancelled

1.1%

Best Month

Jun 2024 95%

Worst Month

Jul 2024 84%

Distance

3,904 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 31 9 0 0 UA
Nov 2025 30 7 0 0 UA
Oct 2025 31 1 0 0 UA
Sep 2025 30 1 0 0 UA
Aug 2025 31 6 0 0 UA
Jul 2025 35 9 1 0 UA
Jun 2025 34 6 0 0 UA
May 2025 36 1 1 0 UA
Apr 2025 30 7 0 0 UA
Mar 2025 31 4 0 0 UA
Jan 2025 31 8 1 0 UA
Dec 2024 31 3 0 0 UA
Nov 2024 30 2 0 0 UA
Oct 2024 31 4 0 0 UA
Sep 2024 30 4 1 0 UA
Aug 2024 31 5 0 0 UA
Jul 2024 62 10 4 0 UA
Jun 2024 60 3 0 0 UA
May 2024 43 3 0 1 UA
Apr 2024 30 0 1 0 UA
Mar 2024 31 0 0 0 UA
Jan 2024 31 2 0 0 UA
Dec 2023 31 0 0 0 UA
Nov 2023 30 2 0 0 UA

HNL–IAH seasonal on-time pattern

Best: September (92.7%) · weakest: July (83.2%)

80%85%90%95% JanMarAprMayJunJulAugSepOctNovDec 89%

Strongest calendar month

September

92.7% on-time · ~30 flights/mo

Busiest calendar month

July

~38 flights/mo avg

Weakest calendar month

July

83.2% on-time · ~38 flights/mo

Cancellation Rate

1.1%

9 of 821 flights

Diversion Rate

0.1%

1 of 821 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 profile

IAH - Houston

Full on-time, delay-cause, and seasonal performance for Houston, TX.

IAH on-time profile

Compare the two airports

See HNL and IAH side by side on delays, cancellations, and reliability.

Compare HNL vs IAH

Origin-hub reliability standing

Among HNL's stronger departures

HNL → IAH posts a 88.5% 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 #330 of 4927 (highest on-time = #1).

What the Data Says About HNL to IAH

Honolulu to Houston (HNL to IAH) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 88.5% on-time rate across 1,801 flights, with delays that do happen averaging 58.6 minutes. The corridor runs roughly 3,904 miles and is served by 1 carrier. Over the most recent 24 months, 9 of 821 flights were cancelled (1.1%) and 1 diverted (0.1%).

Monthly performance varies moderately here: Jun 2024 was the strongest month at 95% on-time versus Jul 2024 at 84%, a 11-point difference.

On the multi-year calendar, HNL–IAH peaks in September at 92.7% on-time while July carries the heaviest traffic (~38 flights per month) ; the softest month is July at 83.2%, a 9.5-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does HNL to IAH rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, HNL to IAH ranks #3943 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from HNL to IAH? ▼
Flights from Honolulu to Houston have a 88.5% on-time rate based on 1,801 flights. The average delay is 58.6 minutes. The best recent month was Jun 2024 with 95% on-time.
What is the cancellation rate for HNL to IAH? ▼
Over the last 24 months, 1.1% of flights on this route were cancelled (9 of 821 flights) and 0.1% were diverted.
How far is the flight from HNL to IAH? ▼
The flight distance from Honolulu (HNL) to Houston (IAH) is approximately 3,904 miles. This route is served by 1 carrier.
When is the best time to fly from HNL to IAH? ▼
The best recent month for on-time performance was Jun 2024 (95% on-time). The worst was Jul 2024 (84% on-time). Consider booking during months with historically better performance.

Airports on this route

HNL Airport

Honolulu
IAH Airport

Houston
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–IAH data

HNL–IAH runs 9.5 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 IAH airport profiles: delay causes and top routes differ even on the same corridor. HNL airport
  • If your dates flex, September (92.7% on-time) beats July (83.2%) on this corridor. Seasonal chart
  • 4 other routes post a similar 88.5% 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.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

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.