Houston to Louisville (IAH–SDF) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
IAH–SDF is served by 2 airlines with nonstop service. United Airlines and American Airlines lead the route. The flight covers 788 miles in approximately 1h 39m. Beyond nonstop, 105 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines Also: CM | 25 | 319, 7M9, E75L, E7W | 2h11-2h25 | Star Alliance | CM | |
| AA American Airlines | 1 | – | – | Oneworld | – |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach Louisville from Houston
| Metric | IAH→SDF | HOU→SDF | AUS→SDF |
|---|---|---|---|
| Distance from IAH | – | 24 mi | 140 mi |
| Nonstop airlines | 2 | 2 | 6 |
| Weekly flights | 42 | 10 | 4 |
| Flight time | 1h 39m | 1h 55m | 1h 47m |
| Departure OTP | 31% | – | – |
Travel Essentials
IAH: CDT · SDF: EDT
When it's 6:00 PM in Houston, it's 7:00 PM in Louisville.
IAH has no direct rail link to downtown Houston. The IAH Express bus runs from Houston Amtrak/Greyhound station via Park & Ride to Terminal C (60–90 min, $1.25 with METRO Q card). This is the only transit option; Houston's rail network does not reach the airport.Taxis from downtown Houston cost $50–70 and take 40–60 minutes. Ride-hails (Uber, Lyft) are typically $35–55. IAH sits 23 miles north of downtown on the North Freeway (I-45); traffic is heavy during morning and evening rush. Remote economy parking lots serve all terminals via shuttle.
IAH–SDF Quick Facts
Frequently Asked Questions
Flights from IAH to SDF
George Bush Intercontinental Airport (IAH) and Louisville Muhammad Ali International Airport (SDF) are connected by nonstop service from American Airlines and United Airlines. With 42 weekly departures, this is a heavily served route.
IAH to SDF Flight Duration and Schedule
Nonstop flight time from IAH to SDF ranges from 1 hours 39 minutes to 2 hours 27 minutes. The route covers a distance of 788 miles (1,268 km). There are approximately 42 weekly flights outbound and 73 return, totaling 115 flights per week in both directions.
Connecting Options and Alternatives
105 one-stop connections are available, with the fastest taking approximately 3 hours via FTW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Houston (HOU) and Austin (AUS).