Route on-time record
CRP to IAH: most on-time flights and the best time to fly
Corpus Christi (Corpus Christi International Airport) to Houston (George Bush Intercontinental Airport). 602 nonstop flights in Jun 2025 to May 2026, 77% arrived within 15 minutes and 2.2% were cancelled. The most reliable flight number was SkyWest 4637 at 5:25 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
CRP → IAH
Corpus Christi to Houston: 602 nonstop flights a year
On time (12 months)
77%
Cancelled
2.2%
avg delay 21 min
Best time to leave
9 AM to noon
87% on time vs 53% 3 to 6 PM
Most reliable airline
SkyWest
75% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · SkyWest 4637 · sold as United Express, Delta Connection, American Eagle or Alaska
5:25 AM → 6:36 AM1h 11m nonstop
Local times, typical schedule. Last flown 2026-03-28.
86%
chance on time
- On time (history)
- 100%
- Cancelled
- 4.3%
- Avg arrival delay
- 1 min
- Arrived on time 100% of the time (22 flights, Jun 2025 to May 2026).
- Short track record (22 flights), so its score leans on the airline's record at this hour.
Limited track record · 22 flights
Find 5:25 AM flight fares Opens this date on Aviasales#2 · SkyWest 5844 · sold as United Express, Delta Connection, American Eagle or Alaska
9:25 AM → 10:39 AM1h 14m nonstop
Local times, typical schedule. Last flown 2026-03-31.
79%
chance on time
- On time (history)
- 84%
- Cancelled
- 7.4%
- Avg arrival delay
- 20 min
- Arrived on time 84% of the time (25 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (9 AM to noon: 87% on time; 3 to 6 PM: 53%).
- Short track record (25 flights), so its score leans on the airline's record at this hour.
Limited track record · 25 flights
Find 9:25 AM flight fares Opens this date on Aviasales#3 · SkyWest 4801 · sold as United Express, Delta Connection, American Eagle or Alaska
12:10 PM → 1:28 PM1h 18m nonstop
Local times, typical schedule. Last flown 2026-05-20.
74%
chance on time
- On time (history)
- 78%
- Cancelled
- 0.0%
- Avg arrival delay
- 41 min
- Arrived on time 78% of the time (9 flights, Jun 2025 to May 2026).
- Lands inside IAH's trouble window: 60% of its 92 ground stops and delay programs started between noon and 6 PM.
- Short track record (9 flights), so its score leans on the airline's record at this hour.
Limited track record · 9 flights
Find 12:10 PM flight fares Opens this date on Aviasales#4 · SkyWest 4735 · sold as United Express, Delta Connection, American Eagle or Alaska
2:05 PM → 3:19 PM1h 14m nonstop
Local times, typical schedule. Last flown 2026-05-31.
72%
chance on time
- On time (history)
- 73%
- Cancelled
- 0.0%
- Avg arrival delay
- 38 min
- Arrived on time 73% of the time (11 flights, Jun 2025 to May 2026).
- Lands inside IAH's trouble window: 60% of its 92 ground stops and delay programs started between noon and 6 PM.
- 58% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (11 flights), so its score leans on the airline's record at this hour.
Limited track record · 11 flights
Find 2:05 PM flight fares Opens this date on Aviasales#5 · SkyWest 4679 · sold as United Express, Delta Connection, American Eagle or Alaska
4:06 PM → 5:19 PM1h 13m nonstop
Local times, typical schedule. Last flown 2026-05-20.
68%
chance on time
- On time (history)
- 63%
- Cancelled
- 0.0%
- Avg arrival delay
- 22 min
- Arrived on time 63% of the time (38 flights, Jun 2025 to May 2026).
- Never cancelled in 38 scheduled flights.
- Leaves in this route's least on-time window (3 to 6 PM: 53% on time; 9 AM to noon: 87%).
- Lands inside IAH's trouble window: 60% of its 92 ground stops and delay programs started between noon and 6 PM.
Limited track record · 38 flights
Find 4:06 PM flight fares Opens this date on Aviasales#6 · SkyWest 5591 · sold as United Express, Delta Connection, American Eagle or Alaska
4:13 PM → 5:25 PM1h 12m nonstop
Local times, typical schedule. Last flown 2026-05-20.
64%
chance on time
- On time (history)
- 44%
- Cancelled
- 0.0%
- Avg arrival delay
- 44 min
- Arrived on time 44% of the time (9 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (3 to 6 PM: 53% on time; 9 AM to noon: 87%).
- Lands inside IAH's trouble window: 60% of its 92 ground stops and delay programs started between noon and 6 PM.
- Short track record (9 flights), so its score leans on the airline's record at this hour.
Limited track record · 9 flights
Find 4:13 PM flight fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- SkyWest Airlines (sold as United Express, Delta Connection, American Eagle or Alaska)75%
602 flights · 77% on time as flown · 2.2% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM81%
134 flights · avg delay 20 min
- 9 AM to noon87%
142 flights · avg delay 10 min
- Noon to 3 PM71%
184 flights · avg delay 29 min
- 3 to 6 PM53%
43 flights · avg delay 34 min
- 6 to 9 PM77%
99 flights · avg delay 19 min
Best day: Sunday (83%). Worst: Monday (76%).
Smarter routing
Nearby airports that run more on time
CRP → HOU 86% chance on time
Corpus Christi International Airport to William P. Hobby Airport · 974 flights a year · 24 mi from your airports · yours: 75%
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Airline (crew, maintenance, boarding)51%
- Late-arriving aircraft27%
- Air traffic control and airport volume15%
- Severe weather8%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
CRP to IAH questions
- What time of day is best to fly CRP to IAH?
- 9 AM to noon: 87% of flights arrived on time, against 53% for departures 3 to 6 PM.
- Which airline is most on time from CRP to IAH?
- SkyWest, with a season-adjusted 75% chance of operating and arriving on time over 602 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on CRP to IAH?
- April (68% on time); the best was January (92%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from CRP
Live status: FAA delays and ground stops