WashingtontoHoustonFlight Time
IAD–IAH · Nonstop
Washington (Washington Dulles International Airport) to Houston (George Bush Intercontinental Airport).
The estimated flight time from Washington (IAD) to Houston (IAH) is about 3h 2m, covering 1,189 miles. United Airlines flies the route nonstop with 6-7/day departures, from 06:30 to 22:20 local time.
Plan this routeAt a glance
| Est. flight time | Distance | Route type | Captured freq. | Market |
|---|---|---|---|---|
| ~3h 2m Estimated from great-circle distance — no tracked flights yet. | 1,189 mi | Nonstop | 6-7/day From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Nonstop airlines from Washington to Houston
United Airlines operates 6-7/day flights from IAD to IAH.
- First departure
- 06:30
- Last departure
- 22:20
- Cadence
- ~every 2 hours
- Scheduled departure times
- 12
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| United Airlines | 6-7/day | Airbus A320 family, Boeing 737 · Seat map | 06:30 |
Aircraft on this route
Flying the other way?
IAH to IAD flights — 6-7/day on 1 airline →Methodology: airline, aircraft, terminal, and departure-time details come from a full week of published airline schedules for IAD, refreshed on a rolling basis. Frequency uses 48 scheduled departures across 7 observed days; flight time is estimated from flying distance until this route has enough tracked flights for an observed average.
Route FAQ
How long is the flight from Washington to Houston?
The estimated flight time from Washington (IAD) to Houston (IAH) is about 3h 2m, based on the 1,189-mile flying distance.
How far is Washington from Houston?
Washington (IAD) to Houston (IAH) is about 1,189 miles by air.
Are there nonstop flights from Washington to Houston?
Yes. United Airlines flies nonstop from Washington (IAD) to Houston (IAH), with 6-7/day departures.
Which airlines fly from Washington to Houston?
United Airlines flies nonstop from Washington (IAD) to Houston (IAH).
What aircraft fly from Washington to Houston?
The IAD–IAH route is flown with Airbus A320 family, Boeing 737.
Route hubs
Nearby airport options
Near Washington
- DCA - WashingtonRonald Reagan Washington Ntl Airport · 24 mi from IADFlights from DCA
- BWI - BaltimoreBaltimore/Washington International Thurgood Marshall Airport · 45 mi from IADFlights from BWI
- RIC - RichmondRichmond International Airport · 100 mi from IADFlights from RIC
Near Houston
- HOU - HoustonWilliam P Hobby Airport · 24 mi from IAHFlights to HOU