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RDU to IAH: distance & flight time
Raleigh-durham (Raleigh Durham International Airport) → Houston (George Bush Intercontinental Houston Airport)
1,041 mi
1,675 km · 905 nm
2h 44m
estimated nonstop flight time
-1h
time difference · heading west
See live RDU→IAH fares Phone-only fares on this route — call free
Flight time details
1,041 miles nonstop takes roughly 2h 44m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- RDU — Raleigh Durham International Airport · Raleigh-durham, United States
- IAH — George Bush Intercontinental Houston Airport · Houston, 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 RDU
- POB · Pope Field50 mi away
- RWI · Rocky Mount Wilson Regional Airport50 mi away
- FBG · Simmons Army Air Field52 mi away
- SOP · Moore County Airport56 mi away
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
Frequently asked questions
How far is RDU from IAH?
The flight distance from Raleigh-durham (RDU) to Houston (IAH) is 1,041 miles (1,675 km, 905 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RDU to IAH?
A nonstop flight takes about 2h 44m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Raleigh-durham and Houston?
Houston is 1 hour behind Raleigh-durham.
What is the cheapest way to fly from RDU to IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RDU–IAH that never appear on search engines, with no booking fees.