Need help booking?
Unpublished phone-only deals available
BNX to BFI: distance & flight time
Banja Luka (Banja Luka International Airport) → Seattle (Boeing Field King County International Airport)
5,594 mi
9,003 km · 4,861 nm
11h 26m
estimated nonstop flight time
-9h
time difference · heading northwest
See live BNX→BFI fares Phone-only fares on this route — call free
Flight time details
5,594 miles nonstop takes roughly 11h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- BNX — Banja Luka International Airport · Banja Luka, Bosnia and Herzegovina
- BFI — Boeing Field King County International Airport · Seattle, 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 BNX
- TZL · Tuzla International Airport78 mi away
- ZAG · Zagreb Airport81 mi away
- OSI · Osijek Airport82 mi away
- PEV · Pécs-Pogány Airport86 mi away
Near BFI
- SEA · Seattle Tacoma International Airport6 mi away
- RNT · Renton Municipal Airport5 mi away
- PWT · Bremerton National Airport22 mi away
- TIW · Tacoma Narrows Airport22 mi away
Frequently asked questions
How far is BNX from BFI?
The flight distance from Banja Luka (BNX) to Seattle (BFI) is 5,594 miles (9,003 km, 4,861 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BNX to BFI?
A nonstop flight takes about 11h 26m 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 Banja Luka and Seattle?
Seattle is 9 hours behind Banja Luka.
What is the cheapest way to fly from BNX to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BNX–BFI that never appear on search engines, with no booking fees.