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GRF to BNX: distance & flight time
Fort Lewis (Gray Army Air Field) → Banja Luka (Banja Luka International Airport)
5,628 mi
9,057 km · 4,890 nm
11h 30m
estimated nonstop flight time
+9h
time difference · heading northeast
See live GRF→BNX fares Phone-only fares on this route — call free
Flight time details
5,628 miles nonstop takes roughly 11h 30m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- GRF — Gray Army Air Field · Fort Lewis, United States
- BNX — Banja Luka International Airport · Banja Luka, Bosnia and Herzegovina
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 BNX
- TZL · Tuzla International Airport78 mi away
- ZAG · Zagreb Airport81 mi away
- OSI · Osijek Airport82 mi away
- PEV · Pécs-Pogány Airport86 mi away
Frequently asked questions
How far is GRF from BNX?
The flight distance from Fort Lewis (GRF) to Banja Luka (BNX) is 5,628 miles (9,057 km, 4,890 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to BNX?
A nonstop flight takes about 11h 30m 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 Banja Luka?
Banja Luka is 9 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to BNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–BNX that never appear on search engines, with no booking fees.