American AirlinesAA
Flights AA5410 07:04 Mo We Th Fr · AA5496 10:27 Mo Tu We Th Fr Su · AA5252 10:30 daily · AA5589 varies Mo Tu We Th Fr Su
live
Direct flights from Houston (IAH) to Washington (DCA): 14 nonstop departures observed each week across 2 airlines. The nonstop covers 1,942 km, an estimated 2 hours 59 minutes in the air. Measured by Pro Flight Search from live flight boards at Houston and Washington. Updated 11 October 2026 at 11:06 UTC.
IAH
Houston
smooth · +0
DCA
Washington
smooth · +0
1,942 km · ~2h 59m est.
Running clean · 2 airlines · 14x weekly · nonstop
100 / 100
route health from live IAH and DCA delay boards
Flight time~2h 59mestimated from route distance
Weekly departures14x2 direct airlines on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
American AirlinesUnited Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysAirports right now
live boardsWeather lens
Current conditions put the pressure at DCA: 33% odds of a 15+ minute delay and around +6 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Houston to Washington route actually runs
Pro Flight Search records official board updates for nonstop IAH to DCA flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Houston (IAH) to Washington (DCA) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/IAH-DCA
IAH to DCA questions
Is IAH–DCA running on time right now?
Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on IAH–DCA?
Operators schedule morning departures around 07:04 and evening departures around 17:17 from IAH. Earlier flights typically land before destination-airport delays accumulate later in the day; check the DCA delay card to confirm conditions when you'd arrive.
How long is the flight from IAH to DCA?
Great-circle distance is 1,942 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 167–196 min gate-to-gate on this route.
How often does IAH–DCA fly?
2 carriers operate this route, around 75 flights a week between them. Compare carrier days and times in the airline list above.
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