Route · IAH → DFW · 2020–2025 BTS data
Houston to Dallas/Fort Worth
The IAH–DFW corridor (Houston, TX → Dallas/Fort Worth, TX) runs behind the national average, served by 45 carriers across roughly 224 miles.
Data updated 2026-06-13
- 76.6%
- On-time
- -2.4 pts
- vs US avg
- 94 min
- Delay when late
- 30,197
- Flights
Cancelled
3.1%
Best Month
Nov 2024 84%
Worst Month
May 2024 54%
Distance
224 mi
Carriers
45
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 499 | 124 | 1 | 0 | AA,MQ,UA,OO |
| Nov 2025 | 475 | 125 | 22 | 1 | UA,MQ,OH,OO,AA |
| Oct 2025 | 503 | 96 | 7 | 1 | AA,UA,MQ |
| Sep 2025 | 498 | 95 | 8 | 0 | MQ,UA,AA |
| Aug 2025 | 465 | 163 | 12 | 0 | AA,MQ,UA |
| Jul 2025 | 457 | 136 | 21 | 2 | AA,OO,UA,MQ |
| Jun 2025 | 458 | 169 | 20 | 1 | AA,OH,OO,UA,MQ |
| May 2025 | 502 | 149 | 20 | 2 | AA,OO,UA,MQ |
| Apr 2025 | 496 | 135 | 17 | 0 | MQ,OO,UA,AA |
| Mar 2025 | 513 | 123 | 12 | 3 | AA,OO,UA,F9,MQ |
| Feb 2025 | 456 | 88 | 2 | 0 | AA,OO,UA,F9,MQ |
| Jan 2025 | 509 | 98 | 49 | 0 | AA,OH,OO,UA,F9,MQ |
| Dec 2024 | 466 | 111 | 13 | 1 | AA,F9,MQ,NK,OH,OO,UA |
| Nov 2024 | 469 | 74 | 10 | 1 | UA,MQ,NK,OO,F9,AA |
| Oct 2024 | 511 | 92 | 0 | 0 | UA,MQ,OO,NK,F9,AA |
| Sep 2024 | 478 | 98 | 0 | 0 | UA,AA,F9,MQ,NK |
| Aug 2024 | 454 | 121 | 7 | 0 | AA,F9,MQ,NK,UA |
| Jul 2024 | 425 | 172 | 28 | 0 | AA,F9,MQ,UA |
| Jun 2024 | 440 | 164 | 13 | 0 | AA,F9,MQ,UA |
| May 2024 | 460 | 210 | 48 | 1 | AA,F9,MQ,OO,UA |
| Apr 2024 | 406 | 111 | 13 | 0 | AA,F9,MQ,UA |
| Mar 2024 | 419 | 115 | 4 | 3 | AA,MQ,NK,UA |
| Feb 2024 | 368 | 70 | 0 | 0 | AA,MQ,UA |
| Jan 2024 | 368 | 113 | 16 | 0 | AA,MQ,UA |
Cancellation Rate
3.1%
343 of 11,095 flights
Diversion Rate
0.1%
16 of 11,095 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 →DFW - Dallas/Fort Worth
Full on-time, delay-cause, and seasonal performance for Dallas/Fort Worth, TX.
Destination airport →Compare the two airports
See IAH and DFW 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–DFW.
Routes with a similar on-time rate
What the Data Says About IAH to DFW
The Houston to Dallas/Fort Worth corridor (IAH to DFW) posts a 76.6% on-time rate on the lower edge of the average band, based on 30,197 tracked flights. Late flights run 93.5 minutes behind on average. 45 carriers cover the 224-mile route; over the last 24 months, 343 of 11,095 flights were cancelled (3.1%) and 0.1% diverted.
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 84% on-time, while May 2024 came in at just 54% - a 30-point swing worth factoring into travel timing.
Frequently Asked Questions
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Flight Guides
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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.