Need help booking?
Unpublished phone-only deals available
IAH to OCW: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → Washington (Warren Field)
1,128 mi
1,816 km · 981 nm
2h 55m
estimated nonstop flight time
+1h
time difference · heading northeast
See live IAH→OCW fares Phone-only fares on this route — call free
Flight time details
1,128 miles nonstop takes roughly 2h 55m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
- OCW — Warren Field · Washington, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
Near OCW
- PGV · Pitt Greenville Airport19 mi away
- EWN · Coastal Carolina Regional Airport34 mi away
- ISO · Kinston Regional Jetport At Stallings Field36 mi away
- RWI · Rocky Mount Wilson Regional Airport51 mi away
Frequently asked questions
How far is IAH from OCW?
The flight distance from Houston (IAH) to Washington (OCW) is 1,128 miles (1,816 km, 981 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to OCW?
A nonstop flight takes about 2h 55m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from IAH to OCW?
Nonstop service on IAH–OCW depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 2h 55m nonstop estimate.
What is the time difference between Houston and Washington?
Washington is 1 hour ahead of Houston.
What is the cheapest way to fly from IAH to OCW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–OCW that never appear on search engines, with no booking fees.
Why are some IAH to OCW fares phone-only?
Consolidator contracts let us sell certain IAH–OCW tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.