DCA → IAHWashington to Houston

live

Direct flights from Washington (DCA) to Houston (IAH): 14 nonstop departures observed each week across 2 airlines. The median arrival is 8 minutes early. No cancellations were recorded across the 2 tracked flights. 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 Washington and Houston. Updated 6 September 2026 at 10:50 UTC.

DCA Washington smooth · +7
IAH Houston smooth · +0
1,942 km · ~2h 59m est.
dep bank 06:00–19:5114x weekly
Running clean · 2 airlines · 14x weekly · nonstop
94 / 100

route health from live DCA and IAH delay boards

Median arrival delay is −8 min. 0 of 2 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−8 minacross the last 2 operated legs
Flight time~2h 59mestimated from route distance
Weekly departures14x2 direct airlines on the leg

The week

scheduled departures · origin local time
06121824
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 days
American AirlinesAA

Flights AA5026 13:48 Mo Tu We Th Fr Su · AA5557 16:18 Sa · AA5317 19:51 Mo Tu We Th Fr Su

United AirlinesUA

Flights UA1450 06:00 daily · UA697 08:20 daily · UA2190 10:58 daily · UA382 12:57 daily

History

operated legs · board outcomes
09-06UA1450dep +0 → arr−35
09-05UA1785arrived−8

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
DCAWashington +7 min smooth 🌤 few clouds · N 5 kt Full DCA delay board →
IAHHouston +0 min smooth 🌤 few clouds · N 0 kt Full IAH delay board →

Weather lens

Current conditions put the pressure at DCA: 41% odds of a 15+ minute delay and around +14 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Washington to Houston route actually runs

Pro Flight Search records official board updates for nonstop DCA to IAH 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 — Washington (DCA) to Houston (IAH) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/DCA-IAH
How we measure this →

DCA to IAH questions

Is DCA–IAH running on time right now?

Smooth skies ahead. The departure side at DCA is the weaker end, route health score 94/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on DCA–IAH?

Operators schedule morning departures around 06:00 and evening departures around 19:29 from DCA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IAH delay card to confirm conditions when you'd arrive.

How long is the flight from DCA to IAH?

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 DCA–IAH fly?

2 carriers operate this route, around 60 flights a week between them. Compare carrier days and times in the airline list above.