Houston (IAH) to Milwaukee (MKE): On-Time Performance
Data through July 2026
Houston (IAH) to Milwaukee (MKE) is a thinner route than most in this dataset — 240 departures over the past year, roughly 5 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 75% arrived on time.
- On-time
- 75%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 0.7%
- Flights/day
- 0.66
- last 12 months
- Duration
- 2h 48m
- scheduled
- Distance
- 984 mi
Monthly on-time trend
Best time to fly from IAH to MKE
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 68% | 21 min |
| Tuesdaybest | 82% | 12 min |
| Wednesday | 80% | 10 min |
| Thursday | 77% | 15 min |
| Friday | 73% | 18 min |
| Saturday | 75% | 16 min |
| Sunday | 66% | 18 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft27%
- Airline operations56%
- National airspace system10%
- Weather7%
- Security1%
Frequently asked questions
- How often are flights from IAH to MKE delayed?
- 26% of IAH–MKE 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 16 minutes.
- How long is the flight from IAH to MKE?
- The scheduled IAH–MKE flight time averages 2h 48m over 984 miles. Actual arrival times vary — flights on this route land 15+ minutes late 26% of the time.
- How often are IAH to MKE flights cancelled?
- 0.7% 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 MKE?
- July 2026 was the roughest month in this dataset, with only 58% of arrivals on time. The best was September 2025 at 93%. If your dates are flexible, that 35-point gap is worth planning around.
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Based on 407 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.