Which departure time was most reliable for IAH to CLT?
Among qualifying IAH-to-CLT departure window results, Early morning had the highest on-time rate: 85.9% of 633 flights. Evening was lowest at 68.2% across 714 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Early morning | 633 | 85.9% | 7.7% | 3.2% |
| Late morning | 381 | 85.6% | 10.8% | 1.3% |
| Afternoon | 620 | 75.6% | 17.1% | 0.6% |
| Evening | 714 | 68.2% | 18.9% | 2.7% |
Which weekday was most reliable for IAH to CLT?
Among qualifying IAH-to-CLT weekday results, Tuesday had the highest on-time rate: 81.3% of 299 flights. Monday was lowest at 75.9% across 365 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 365 | 75.9% | 15.1% | 2.5% |
| Tuesday | 299 | 81.3% | 12.4% | 0.7% |
| Wednesday | 294 | 80.3% | 13.3% | 0.7% |
| Thursday | 357 | 78.4% | 14.3% | 1.4% |
| Friday | 363 | 76.9% | 16.0% | 0.8% |
| Saturday | 300 | 76.3% | 14.7% | 3.3% |
| Sunday | 370 | 76.2% | 12.7% | 4.6% |
Which airline was most reliable for IAH to CLT?
Among qualifying IAH-to-CLT airline results, American Airlines had the highest on-time rate: 80.7% of 1,622 flights. Frontier Airlines was lowest at 65.0% across 217 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| American Airlines | 1,622 | 80.7% | 12.9% | 2.0% |
| United Airlines | 394 | 73.6% | 14.7% | 1.5% |
| Frontier Airlines | 217 | 65.0% | 20.7% | 3.7% |
| SkyWest Airlines | 115 | 74.8% | 15.7% | 1.7% |
Which month was most reliable for IAH to CLT?
Among qualifying IAH-to-CLT month results, February 2026 had the highest on-time rate: 88.5% of 192 flights. July 2025 was lowest at 62.2% across 222 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 222 | 62.2% | 25.7% | 3.2% |
| August 2025 | 182 | 69.2% | 19.8% | 1.6% |
| September 2025 | 175 | 86.9% | 8.6% | 0.6% |
| October 2025 | 186 | 81.7% | 12.9% | 0.5% |
| November 2025 | 174 | 82.8% | 12.1% | 0.6% |
| December 2025 | 168 | 85.1% | 8.3% | 0.0% |
| January 2026 | 190 | 81.1% | 5.3% | 11.1% |
| February 2026 | 192 | 88.5% | 7.3% | 1.6% |
| March 2026 | 227 | 73.6% | 16.7% | 2.6% |
| April 2026 | 217 | 75.1% | 14.3% | 1.4% |
| May 2026 | 215 | 78.6% | 14.4% | 0.0% |
| June 2026 | 200 | 74.0% | 20.0% | 1.0% |
What drove IAH to CLT delay minutes?
Late aircraft was the largest recorded IAH-to-CLT delay category, accounting for 47.3% of 48,950 BTS-attributed delay minutes during July 2025–June 2026.
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