Corpus Christi (CRP) to Houston (IAH): On-Time Performance
Data through July 2026
When you fly CRP to IAH matters as much as anything else about the booking: the route swung from 100% on-time in August 2024 to just 55% in April 2026. Across the full period the route averages 79% on-time against a national 78%.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 21 min
- completed flights
- Cancelled
- 2.1%
- Flights/day
- 1.5
- last 12 months
- Duration
- 1h 12m
- scheduled
- Distance
- 201 mi
Monthly on-time trend
Best time to fly from CRP to IAH
Aim for departures around 5 a.m. (89% on-time); avoid 4 p.m. departures (57%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 74% | 29 min |
| Tuesday | 82% | 17 min |
| Wednesday | 79% | 22 min |
| Thursday | 78% | 26 min |
| Friday | 78% | 13 min |
| Saturday | 78% | 24 min |
| Sundaybest | 84% | 19 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft23%
- Airline operations51%
- National airspace system12%
- Weather14%
Frequently asked questions
- How often are flights from CRP to IAH delayed?
- 21% of CRP–IAH flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 21 minutes.
- What is the best time of day to fly from CRP to IAH?
- Departures around 5 a.m. have the best record (89% on-time), while departures around 4 p.m. have the worst (57%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from CRP to IAH?
- The scheduled CRP–IAH flight time averages 1h 12m over 201 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are CRP to IAH flights cancelled?
- 2.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from CRP to IAH?
- April 2026 was the roughest month in this dataset, with only 55% of arrivals on time. The best was August 2024 at 100%. If your dates are flexible, that 45-point gap is worth planning around.
Explore related pages
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Based on 967 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.