Best Time to Fly IAH to SDF
Houston to Louisville — month-by-month delay data from the Bureau of Transportation Statistics.
Best month
April
1% on time
Worst month
April
1% on time
IAH → SDF on-time performance by month
23
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
Monthly breakdown
| Month | On-time | Cancel rate | Flights |
|---|---|---|---|
| April | 1% | 0% | 25 |
| May | 1% | 0% | 53 |
| June | 1% | 0% | 30 |
| July | 1% | 0% | 31 |
| August | 1% | 0% | 31 |
| September | 1% | 0% | 27 |
| October | 1% | 0% | 28 |
Frequently asked
What is the best month to fly from IAH to SDF?
April has the highest on-time rate at 1% for flights from Houston to Louisville.
What is the worst month to fly IAH to SDF?
April has the lowest on-time rate at 1%, often due to seasonal weather patterns.
How often are IAH to SDF flights delayed?
On average, 1% of flights from IAH to SDF arrive on time. That means about 99% experience some form of delay.
Source: Bureau of Transportation Statistics.