IADIAH
Washington (Washington Dulles International Airport) to Houston (George Bush Intercontinental Airport).
Plan this routeAt a glance
| Est. flight time | Distance | Frequency | Type |
|---|---|---|---|
| ~3h 2m Estimated from great-circle distance — no tracked flights yet. | 1,189 mi | 6-7/day | Domestic |
Airlines on this route
Airlines flying IAD to IAH
Scheduled service data shows 6-7/day from IAD to IAH across 1 airline.
- First departure
- 06:30
- Last departure
- 22:20
- Cadence
- ~every 2 hours
- Daily departures
- 12
| Airline | Daily frequency | Aircraft | Departures (local) |
|---|---|---|---|
| United Airlines | 6-7/day | Boeing 737, Airbus A320 family · Seat map | 06:3008:4008:46 |
Aircraft on this route
Flying the other way?
IAH to IAD flights — 6-7/day on 1 airline →Route FAQ
How long is the flight from IAD to IAH?
The IAD to IAH flight is typically scheduled at about 3h 2m.
How far is IAD from IAH?
IAD to IAH is about 1,189 miles by air.
Which airlines fly from IAD to IAH?
United Airlines flies the IAD to IAH route in our route data.
What aircraft fly from IAD to IAH?
Aircraft observed or commonly scheduled on IAD to IAH include Boeing 737, Airbus A320 family.