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GRF to FLZ: distance & flight time
Fort Lewis (Gray Army Air Field) → Sibolga (Dr Ferdinand Lumban Tobing Airport)
8,247 mi
13,272 km · 7,166 nm
16h 38m
estimated nonstop flight time
+14h
time difference · heading northwest
See live GRF→FLZ fares Phone-only fares on this route — call free
Flight time details
8,247 miles nonstop takes roughly 16h 38m 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
- FLZ — Dr Ferdinand Lumban Tobing Airport · Sibolga, 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 FLZ
- AEG · Aek Godang Airport39 mi away
- DTB · Silangit Airport49 mi away
- GNS · Binaka Airport86 mi away
- PPR · Pasir Pangaraan Airport113 mi away
Frequently asked questions
How far is GRF from FLZ?
The flight distance from Fort Lewis (GRF) to Sibolga (FLZ) is 8,247 miles (13,272 km, 7,166 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to FLZ?
A nonstop flight takes about 16h 38m 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 Sibolga?
Sibolga is 14 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to FLZ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–FLZ that never appear on search engines, with no booking fees.