Houston (IAH) to Corpus Christi (CRP): On-Time Performance
Data through May 2026
Houston (IAH) to Corpus Christi (CRP) effectively runs on two schedules. In August 2024, 100% of arrivals were on time; in June 2025 that fell to 54% — a 46-point seasonal swing. Across the full period the route averages 79% on-time against a national 78%.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 23 min
- completed flights
- Cancelled
- 2.0%
- Flights/day
- 1.6
- last 12 months
- Duration
- 1h 13m
- scheduled
- Distance
- 201 mi
Monthly on-time trend
Best time to fly from IAH to CRP
Aim for departures around 6 p.m. (87% on-time); avoid 9 a.m. departures (67%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 75% | 28 min |
| Tuesday | 81% | 19 min |
| Wednesday | 77% | 27 min |
| Thursdaybest | 86% | 16 min |
| Friday | 77% | 24 min |
| Saturday | 79% | 18 min |
| Sunday | 80% | 26 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft36%
- Airline operations42%
- National airspace system12%
- Weather10%
Frequently asked questions
- How often are flights from IAH to CRP delayed?
- 21% of IAH–CRP flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 23 minutes.
- What is the best time of day to fly from IAH to CRP?
- Departures around 6 p.m. have the best record (87% on-time), while departures around 9 a.m. have the worst (67%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from IAH to CRP?
- The scheduled IAH–CRP flight time averages 1h 13m over 201 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are IAH to CRP flights cancelled?
- 2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
- What is the worst month to fly from IAH to CRP?
- June 2025 was the roughest month in this dataset, with only 54% of arrivals on time. The best was August 2024 at 100%. If your dates are flexible, that 46-point gap is worth planning around.
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Based on 907 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.