Flights from Houston (IAH) to Washington (DCA)

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

Show route on mapAll flights from IAHAll flights to DCA

Direct flights

4 direct option(s) across 4 airline(s) · 1,942 km route distance.

  • Air New Zealand · 175 min · 1942 km
  • United Airlines · 175 min · 1942 km
  • Emirates · 175 min · 1942 km
  • American Airlines · 186 min · 1942 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.

Air New Zealand route map →United Airlines route map →Emirates route map →American Airlines route map →

Stopover options

  • 1 stop(s) · 5h 34m · IAH → DCA
  • 1 stop(s) · 5h 34m · IAH → DCA
  • 1 stop(s) · 5h 35m · IAH → DCA
  • 1 stop(s) · 5h 35m · IAH → DCA
  • 1 stop(s) · 5h 36m · IAH → DCA
  • 1 stop(s) · 5h 37m · IAH → DCA
  • 1 stop(s) · 5h 37m · IAH → DCA
  • 1 stop(s) · 5h 37m · IAH → DCA
  • 1 stop(s) · 5h 37m · IAH → DCA
  • 1 stop(s) · 5h 38m · IAH → DCA
  • 1 stop(s) · 5h 38m · IAH → DCA
  • 1 stop(s) · 5h 38m · IAH → DCA

Timetable coverage

Published flight numbers: AA4766, UA512, NZ6474, AA4400, NZ6471, UA654, NZ6475, UA625, NZ6472, UA2079, AA4618, UA1627, EK6101, NZ6473

Flight number: AA 4766

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

  • IAH 06:00 → DCA 10:06

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