Need help booking?
Unpublished phone-only deals available
GRF to ISU: distance & flight time
Fort Lewis (Gray Army Air Field) → Sulaymaniyah (Sulaymaniyah International Airport)
6,678 mi
10,747 km · 5,803 nm
13h 34m
estimated nonstop flight time
+10h
time difference · heading north
See live GRF→ISU fares Phone-only fares on this route — call free
Flight time details
6,678 miles nonstop takes roughly 13h 34m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time gain when reading arrival times on your ticket.
The two airports
- GRF — Gray Army Air Field · Fort Lewis, United States
- ISU — Sulaymaniyah International Airport · Sulaymaniyah, Iraq
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 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
Near ISU
- KIK · Kirkuk Air Base55 mi away
- EBL · Erbil International Airport89 mi away
- SDG · Sanandaj Airport98 mi away
- XQC · Joint Base Balad124 mi away
Frequently asked questions
How far is GRF from ISU?
The flight distance from Fort Lewis (GRF) to Sulaymaniyah (ISU) is 6,678 miles (10,747 km, 5,803 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to ISU?
A nonstop flight takes about 13h 34m 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 Fort Lewis and Sulaymaniyah?
Sulaymaniyah is 10 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to ISU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–ISU that never appear on search engines, with no booking fees.