Flights from Oklahoma City (OKC) to Houston (IAH)

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

Show route on mapAll flights from OKCAll flights to IAH

Direct flights

1 direct option(s) across 1 airline(s) · 637 km route distance.

  • United Airlines · 74 min · 637 km

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United Airlines route map →

Stopover options

  • No stopover itineraries available.

Timetable coverage

Published flight numbers: CM1638, NZ6810, UA5453, CM1639, NH7531, NZ6811, UA5503, CM1640, NZ6813, UA5501, CM1641, LH8674, UA5663, NZ6814, UA5531, EK6208, LH8714, UA5567, NZ6812, UA5918 …

Flight number: CM 1638

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

  • OKC 05:10 → IAH 06:38

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 OKC →Explore all arrivals to IAH →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 IAH when return timing is important.
  • Use Guides for alliance and hub strategy playbooks.
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