Need help booking?
Unpublished phone-only deals available
IAH to GRF: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → Fort Lewis (Gray Army Air Field)
1,871 mi
3,011 km · 1,626 nm
4h 8m
estimated nonstop flight time
-2h
time difference · heading northwest
See live IAH→GRF fares Phone-only fares on this route — call free
Flight time details
1,871 miles nonstop takes roughly 4h 8m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
- GRF — Gray Army Air Field · Fort Lewis, 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 GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 mi away
Frequently asked questions
How far is IAH from GRF?
The flight distance from Houston (IAH) to Fort Lewis (GRF) is 1,871 miles (3,011 km, 1,626 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to GRF?
A nonstop flight takes about 4h 8m 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 Houston and Fort Lewis?
Fort Lewis is 2 hours behind Houston.
What is the cheapest way to fly from IAH to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–GRF that never appear on search engines, with no booking fees.