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Route · EWR → IAH · 2020–2025 BTS data

Newark to Houston

The EWR–IAH corridor (Newark, NJ → Houston, TX) runs behind the national average, served by 3 carriers across roughly 1,400 miles.

Data updated 2026-06-13

78.5%
On-time
-0.5 pts
vs US avg
77 min
Delay when late
19,919
Flights

Cancelled

1.9%

Best Month

Sep 2025 87%

Worst Month

Jul 2024 55%

Distance

1,400 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 333 74 3 0 NK,UA
Nov 2025 323 59 6 0 UA,NK
Oct 2025 336 90 1 0 UA,NK
Sep 2025 327 41 0 0 UA,NK
Aug 2025 338 75 1 1 NK,UA
Jul 2025 342 103 20 2 NK,UA
Jun 2025 260 86 1 3 UA,NK
May 2025 255 95 4 1 NK,UA
Apr 2025 272 50 2 1 NK,UA
Mar 2025 308 56 0 0 UA,NK
Feb 2025 289 65 1 1 UA,NK
Jan 2025 342 73 15 2 UA,NK
Dec 2024 341 74 1 0 NK,UA
Nov 2024 326 58 0 1 UA,NK
Oct 2024 341 43 0 0 UA,NK
Sep 2024 332 51 1 0 UA,NK
Aug 2024 340 80 17 0 NK,UA
Jul 2024 343 155 21 0 NK,UA
Jun 2024 330 106 4 0 NK,UA
May 2024 320 109 6 5 NK,UA
Apr 2024 270 74 3 0 NK,UA
Mar 2024 278 52 1 0 NK,UA
Feb 2024 259 35 1 0 NK,UA
Jan 2024 283 68 34 0 NK,UA

Cancellation Rate

1.9%

143 of 7,488 flights

Diversion Rate

0.2%

17 of 7,488 flights

What the Data Says About EWR to IAH

19,919 tracked flights put the EWR to IAH pairing (Newark to Houston) at a 78.5% on-time rate, squarely in line with the wider network. Delays that do occur run 77.3 minutes on average. Across the 1,400-mile route and its 3 carriers, the trailing 24 months show 1.9% cancelled and 0.2% diverted (7,488 flights sampled).

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 87% on-time, while Jul 2024 came in at just 55% - a 33-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from EWR to IAH?
Flights from Newark to Houston have a 78.5% on-time rate based on 19,919 flights. The average delay is 77.3 minutes. The best recent month was Sep 2025 with 87% on-time.
What is the cancellation rate for EWR to IAH?
Over the last 24 months, 1.9% of flights on this route were cancelled (143 of 7,488 flights) and 0.2% were diverted.
How far is the flight from EWR to IAH?
The flight distance from Newark (EWR) to Houston (IAH) is approximately 1,400 miles. This route is served by 3 carriers.
When is the best time to fly from EWR to IAH?
The best recent month for on-time performance was Sep 2025 (87% on-time). The worst was Jul 2024 (55% on-time). Consider booking during months with historically better performance.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

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 Editorial

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.