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

7 direct option(s) across 7 airline(s) · 637 km route distance.

  • All Nippon Airways · 88 min · 637 km
  • Copa Airlines · 88 min · 637 km
  • United Airlines · 88 min · 637 km
  • Air Canada · 88 min · 637 km
  • Air New Zealand · 91 min · 637 km
  • Emirates · 93 min · 637 km
  • Lufthansa · 93 min · 637 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 →United Airlines route map →Air Canada route map →Air New Zealand route map →Emirates route map →

Stopover options

  • 1 stop(s) · 3h 20m · OKC → IAH
  • 1 stop(s) · 3h 21m · OKC → IAH
  • 1 stop(s) · 3h 21m · OKC → IAH
  • 1 stop(s) · 3h 21m · OKC → IAH
  • 1 stop(s) · 3h 22m · OKC → IAH
  • 1 stop(s) · 3h 23m · OKC → IAH
  • 1 stop(s) · 3h 23m · OKC → IAH
  • 1 stop(s) · 3h 23m · OKC → IAH
  • 1 stop(s) · 3h 23m · OKC → IAH
  • 1 stop(s) · 3h 24m · OKC → IAH
  • 1 stop(s) · 3h 24m · OKC → IAH
  • 1 stop(s) · 3h 24m · OKC → IAH

Timetable coverage

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

Published schedule snapshot may be stale

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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