Houston (IAH) to Indianapolis (IND): On-Time Performance
Data through July 2026
When you fly IAH to IND matters as much as anything else about the booking: the route swung from 95% on-time in January 2025 to just 42% in July 2024. Across the full period the route averages 79% on-time against a national 78%. Morning departures also hold up better than evening ones (85% vs 72%), which matters most in the rough months.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 1.1%
- Flights/day
- 1.8
- last 12 months
- Duration
- 2h 24m
- scheduled
- Distance
- 844 mi
Best airline from IAH to IND
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 87% | 6 min | 0.0% | 74 |
| United Airlines | 79% | 15 min | 1.2% | 1,463 |
Monthly on-time trend
Best time to fly from IAH to IND
Aim for departures around 6 p.m. (86% on-time); avoid 7 p.m. departures (61%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 74% | 17 min |
| Tuesdaybest | 81% | 9 min |
| Wednesday | 81% | 16 min |
| Thursday | 79% | 14 min |
| Friday | 81% | 16 min |
| Saturday | 79% | 14 min |
| Sunday | 79% | 14 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft48%
- Airline operations33%
- National airspace system11%
- Weather8%
Frequently asked questions
- How often are flights from IAH to IND delayed?
- 21% of IAH–IND 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 14 minutes.
- Which airline is most reliable from IAH to IND?
- SkyWest Airlines has the best on-time record on this route at 87%, based on 74 flights. 2 airlines flew IAH–IND frequently enough to compare in this period.
- What is the best time of day to fly from IAH to IND?
- Departures around 6 p.m. have the best record (86% on-time), while departures around 7 p.m. have the worst (61%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from IAH to IND?
- The scheduled IAH–IND flight time averages 2h 24m over 844 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are IAH to IND flights cancelled?
- 1.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from IAH to IND?
- July 2024 was the roughest month in this dataset, with only 42% of arrivals on time. The best was January 2025 at 95%. If your dates are flexible, that 52-point gap is worth planning around.
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Based on 1,537 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.