Houston (IAH) to Alexandria (AEX): On-Time Performance
Data through July 2026
Houston (IAH) to Alexandria (AEX) is a thinner route than most in this dataset — 144 departures over the past year, roughly 3 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 78% arrived on time.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 19 min
- completed flights
- Cancelled
- 0.7%
- Flights/day
- 0.39
- last 12 months
- Duration
- 1h 10m
- scheduled
- Distance
- 190 mi
Best time to fly from IAH to AEX
Aim for departures around 2 p.m. (92% on-time); avoid 6 p.m. departures (72%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 68% | 33 min |
| Tuesday | 80% | 14 min |
| Wednesday | 70% | 28 min |
| Thursday | 73% | 24 min |
| Friday | 82% | 16 min |
| Saturdaybest | 90% | 5 min |
| Sunday | 80% | 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 aircraft28%
- Airline operations53%
- National airspace system13%
- Weather6%
Frequently asked questions
- How often are flights from IAH to AEX delayed?
- 22% of IAH–AEX 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 19 minutes.
- What is the best time of day to fly from IAH to AEX?
- Departures around 2 p.m. have the best record (92% on-time), while departures around 6 p.m. have the worst (72%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from IAH to AEX?
- The scheduled IAH–AEX flight time averages 1h 10m over 190 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are IAH to AEX 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%.
Explore related pages
More routes from IAH
Other ways to fly to Alexandria (AEX)
Related guides
Based on 144 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.