Route · IAH → LGA · 2020–2025 BTS data
Houston to New York
The IAH–LGA corridor (Houston, TX → New York, NY) runs ahead of the national average, served by 40 carriers across roughly 1,416 miles.
Data updated 2026-06-13
- 79.3%
- On-time
- +0.3 pts
- vs US avg
- 81 min
- Delay when late
- 21,489
- Flights
Cancelled
1.8%
Best Month
Sep 2024 89%
Worst Month
Jun 2025 61%
Distance
1,416 mi
Carriers
40
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 348 | 115 | 15 | 1 | DL,NK,UA |
| Nov 2025 | 353 | 122 | 4 | 3 | UA,DL,NK |
| Oct 2025 | 376 | 116 | 7 | 2 | UA,DL,NK |
| Sep 2025 | 369 | 52 | 1 | 1 | UA,DL,NK |
| Aug 2025 | 376 | 102 | 3 | 1 | NK,UA,DL |
| Jul 2025 | 380 | 129 | 11 | 9 | DL,UA,NK |
| Jun 2025 | 361 | 139 | 8 | 7 | DL,UA,NK |
| May 2025 | 367 | 109 | 3 | 6 | DL,UA,NK |
| Apr 2025 | 365 | 47 | 1 | 0 | DL,NK,UA |
| Mar 2025 | 323 | 86 | 2 | 3 | DL,OO,UA,NK |
| Feb 2025 | 304 | 58 | 3 | 2 | DL,UA,NK |
| Jan 2025 | 375 | 65 | 22 | 2 | DL,OO,UA,NK |
| Dec 2024 | 379 | 90 | 0 | 4 | DL,NK,OO,UA |
| Nov 2024 | 374 | 57 | 1 | 0 | OO,UA,NK,DL |
| Oct 2024 | 377 | 42 | 0 | 0 | UA,OO,DL,NK |
| Sep 2024 | 338 | 37 | 0 | 2 | OO,UA,DL,NK |
| Aug 2024 | 361 | 109 | 19 | 5 | DL,NK,OO,UA |
| Jul 2024 | 379 | 139 | 30 | 7 | DL,NK,OO,UA |
| Jun 2024 | 365 | 92 | 5 | 10 | DL,NK,OO,UA |
| May 2024 | 377 | 127 | 8 | 4 | DL,NK,OO,UA |
| Apr 2024 | 379 | 85 | 1 | 6 | DL,NK,OO,UA |
| Mar 2024 | 294 | 59 | 0 | 0 | DL,NK,OO,UA |
| Feb 2024 | 267 | 38 | 4 | 0 | DL,NK,OO,UA |
| Jan 2024 | 227 | 59 | 5 | 5 | DL,NK,UA |
Cancellation Rate
1.8%
153 of 8,414 flights
Diversion Rate
1.0%
80 of 8,414 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
IAH - Houston
Full on-time, delay-cause, and seasonal performance for Houston, TX.
Origin airport →LGA - New York
Full on-time, delay-cause, and seasonal performance for New York, NY.
Destination airport →Compare the two airports
See IAH and LGA side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to IAH–LGA.
Routes with a similar on-time rate
What the Data Says About IAH to LGA
21,489 tracked flights put the IAH to LGA pairing (Houston to New York) at a 79.3% on-time rate, squarely in line with the wider network. Delays that do occur run 81.4 minutes on average. Across the 1,416-mile route and its 40 carriers, the trailing 24 months show 1.8% cancelled and 1.0% diverted (8,414 flights sampled).
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 89% on-time, while Jun 2025 came in at just 61% - a 28-point swing worth factoring into travel timing.
Frequently Asked Questions
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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.
Read our methodology - how this data is sourced, computed, and verified.
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.