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HLN to BNK: distance & flight time
Helena (Helena Regional Airport) → Ballina Byron Bay (Ballina Byron Gateway Airport)
7,835 mi
12,610 km · 6,809 nm
15h 50m
estimated nonstop flight time
+16h
time difference · heading west
See live HLN→BNK fares Phone-only fares on this route — call free
Flight time details
7,835 miles nonstop takes roughly 15h 50m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- HLN — Helena Regional Airport · Helena, United States
- BNK — Ballina Byron Gateway Airport · Ballina Byron Bay, Australia
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 HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 mi away
Near BNK
- LSY · Lismore Airport18 mi away
- OOL · Gold Coast Airport46 mi away
- GFN · Grafton Airport72 mi away
- ACF · Brisbane Archerfield Airport94 mi away
Frequently asked questions
How far is HLN from BNK?
The flight distance from Helena (HLN) to Ballina Byron Bay (BNK) is 7,835 miles (12,610 km, 6,809 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to BNK?
A nonstop flight takes about 15h 50m 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 Helena and Ballina Byron Bay?
Ballina Byron Bay is 16 hours ahead of Helena.
What is the cheapest way to fly from HLN to BNK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–BNK that never appear on search engines, with no booking fees.