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GRF to DUM: distance & flight time
Fort Lewis (Gray Army Air Field) → Dumai (Pinang Kampai Airport)
8,151 mi
13,117 km · 7,083 nm
16h 27m
estimated nonstop flight time
+14h
time difference · heading northwest
See live GRF→DUM fares Phone-only fares on this route — call free
Flight time details
8,151 miles nonstop takes roughly 16h 27m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- GRF — Gray Army Air Field · Fort Lewis, United States
- DUM — Pinang Kampai Airport · Dumai, Indonesia
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 DUM
- MKZ · Malacca Airport72 mi away
- PKU · Sultan Syarif Kasim Ii (Simpang Tiga) Airport79 mi away
- KUL · Kuala Lumpur International Airport81 mi away
- PPR · Pasir Pangaraan Airport90 mi away
Frequently asked questions
How far is GRF from DUM?
The flight distance from Fort Lewis (GRF) to Dumai (DUM) is 8,151 miles (13,117 km, 7,083 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to DUM?
A nonstop flight takes about 16h 27m 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 Dumai?
Dumai is 14 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to DUM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–DUM that never appear on search engines, with no booking fees.