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Route · ABI → IAH · 2020–2025 BTS data

Abilene to Houston

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ABI to IAH (Abilene to Houston) ranks #4876 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

90.5%
On-time
+11.5 pts
vs US avg
162 min
Delay when late
528
Flights
#4876 of 4927
Corpus placement

Cancelled

1.3%

Best Month

Nov 2020 100%

Worst Month

Jun 2021 76%

Distance

307 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Sep 2021 57 5 1 0 OO
Aug 2021 62 5 1 0 OO
Jul 2021 51 4 0 0 OO
Jun 2021 58 14 0 0 OO
May 2021 49 5 1 0 OO
Apr 2021 49 5 0 0 OO
Mar 2021 49 6 0 0 OO
Jan 2021 34 2 2 0 OO
Dec 2020 61 4 2 0 OO
Nov 2020 58 0 0 1 OO

ABI–IAH seasonal on-time pattern

Best: November (100.0%) · weakest: June (75.9%)

70%80%90%100%110% JanMarAprMayJunJulAugSepNovDec 93.4%

Strongest calendar month

November

100.0% on-time · ~58 flights/mo

Busiest calendar month

August

~62 flights/mo avg

Weakest calendar month

June

75.9% on-time · ~58 flights/mo

Cancellation Rate

1.3%

7 of 528 flights

Diversion Rate

0.2%

1 of 528 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

ABI - Abilene

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

ABI 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 ABI and IAH side by side on delays, cancellations, and reliability.

Compare ABI vs IAH

Origin-hub reliability standing

Among ABI's stronger departures

ABI → IAH posts a 90.5% on-time rate, landing in the ≥85% band with 1 of 2 BTS-tracked routes leaving Abilene. The same hub also shows 1 mid-band and 0 challenged departures · fleet-wide on-time rank #115 of 4927 (highest on-time = #1).

What the Data Says About ABI to IAH

Abilene to Houston (ABI to IAH) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 90.5% on-time rate across 528 flights, with delays that do happen averaging 161.8 minutes. The corridor runs roughly 307 miles and is served by 1 carrier. Over the most recent 24 months, 7 of 528 flights were cancelled (1.3%) and 1 diverted (0.2%).

The monthly split is wide on this route: Nov 2020 posted the strongest performance at 100% on-time, while Jun 2021 came in at just 76% - a 24-point swing worth factoring into travel timing.

On the multi-year calendar, ABI–IAH peaks in November at 100.0% on-time while August carries the heaviest traffic (~62 flights per month) ; the softest month is June at 75.9%, a 24.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ABI to IAH rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, ABI to IAH ranks #4876 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 ABI to IAH? ▼
Flights from Abilene to Houston have a 90.5% on-time rate based on 528 flights. The average delay is 161.8 minutes. The best recent month was Nov 2020 with 100% on-time.
What is the cancellation rate for ABI to IAH? ▼
Over the last 24 months, 1.3% of flights on this route were cancelled (7 of 528 flights) and 0.2% were diverted.
How far is the flight from ABI to IAH? ▼
The flight distance from Abilene (ABI) to Houston (IAH) is approximately 307 miles. This route is served by 1 carrier.
When is the best time to fly from ABI to IAH? ▼
The best recent month for on-time performance was Nov 2020 (100% on-time). The worst was Jun 2021 (76% on-time). Consider booking during months with historically better performance.

Airports on this route

ABI Airport

Abilene
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 ABI–IAH data

ABI–IAH runs 11.5 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare ABI and IAH airport profiles: delay causes and top routes differ even on the same corridor. ABI airport
  • If your dates flex, November (100.0% on-time) beats June (75.9%) on this corridor. Seasonal chart
  • 4 other routes post a similar 90.5% 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.