Flights from Houston (IAH) to St Louis (STL)

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

Show route on mapAll flights from IAHAll flights to STL

Direct flights

6 direct option(s) across 6 airline(s) · 1,076 km route distance.

  • Emirates · 119 min · 1076 km
  • All Nippon Airways · 124 min · 1076 km
  • Air New Zealand · 124 min · 1076 km
  • United Airlines · 124 min · 1076 km
  • Virgin Australia · 124 min · 1076 km
  • Copa Airlines · 128 min · 1076 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.

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

Stopover options

  • 1 stop(s) · 4h 8m · IAH → STL
  • 1 stop(s) · 4h 8m · IAH → STL
  • 1 stop(s) · 4h 8m · IAH → STL
  • 1 stop(s) · 4h 13m · IAH → STL
  • 1 stop(s) · 4h 13m · IAH → STL
  • 1 stop(s) · 4h 13m · IAH → STL
  • 1 stop(s) · 4h 13m · IAH → STL
  • 1 stop(s) · 4h 13m · IAH → STL
  • 1 stop(s) · 4h 13m · IAH → STL
  • 1 stop(s) · 4h 13m · IAH → STL
  • 1 stop(s) · 4h 13m · IAH → STL
  • 1 stop(s) · 4h 13m · IAH → STL

Timetable coverage

Published flight numbers: CM1704, CM1706, EK6162, NH7088, NZ6900, NZ6902, NZ6903, NZ6905, UA2042, UA579, UA6160, UA6214, VA8043, VA8218, VA8219, VA8220

Published schedule snapshot may be stale

Flight number: CM 1704

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

  • IAH 16:30 → STL 18:38

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 STL →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 STL when return timing is important.
  • Use Guides for alliance and hub strategy playbooks.
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