Flights from Houston (IAH) to Louisville (SDF)

Route intelligence for IAH → SDF: direct flights, stopover options, and timetable coverage in one place.

Show route on mapAll flights from IAHAll flights to SDF

Direct flights

4 direct option(s) across 4 airline(s) · 1,268 km route distance.

  • All Nippon Airways · 135 min · 1268 km
  • Copa Airlines · 135 min · 1268 km
  • Air New Zealand · 145 min · 1268 km
  • United Airlines · 145 min · 1268 km

Explore these airlines on this city pair

Open each airline route-map page to compare broader network depth before committing to a nonstop or one-stop strategy.

All Nippon Airways route map →Copa Airlines route map →Air New Zealand route map →United Airlines route map →

Stopover options

  • 1 stop(s) · 4h 4m · IAH → SDF
  • 1 stop(s) · 4h 4m · IAH → SDF
  • 1 stop(s) · 4h 10m · IAH → SDF
  • 1 stop(s) · 4h 10m · IAH → SDF
  • 1 stop(s) · 4h 10m · IAH → SDF
  • 1 stop(s) · 4h 10m · IAH → SDF
  • 1 stop(s) · 4h 10m · IAH → SDF
  • 1 stop(s) · 4h 10m · IAH → SDF
  • 1 stop(s) · 4h 10m · IAH → SDF
  • 1 stop(s) · 4h 10m · IAH → SDF
  • 1 stop(s) · 4h 10m · IAH → SDF
  • 1 stop(s) · 4h 10m · IAH → SDF

Timetable coverage

Published flight numbers: NZ6659, UA3990, CM1681, NH7096, NZ6657, UA4050, CM1680, NZ6629, UA4052

Flight number: NZ 6659

Operating days: 1, 2, 3, 4, 5, 6, 7

  • IAH 10:08 → SDF 13:33

Plan this city pair

Compare nearby alternatives and airline networks to decide whether a direct trip, one-stop connection, or reverse search gives you better options.

Explore all departures from IAH →Explore all arrivals to SDF →Compare airline network coverage →Browse airports by country →

Route planning checklist

  • Compare direct duration with one-stop total duration before committing to a fare.
  • Check inbound alternatives on flights to SDF when return timing is important.
  • Use Guides for alliance and hub strategy playbooks.
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