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BIL to SYD: distance & flight time
Billings (Billings Logan International Airport) → Sydney (Sydney Kingsford Smith International Airport)
8,308 mi
13,370 km · 7,219 nm
16h 45m
estimated nonstop flight time
+16h
time difference · heading west
See live BIL→SYD fares Phone-only fares on this route — call free
Flight time details
8,308 miles nonstop takes roughly 16h 45m 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
- BIL — Billings Logan International Airport · Billings, United States
- SYD — Sydney Kingsford Smith International Airport · Sydney, 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 BIL
- COD · Yellowstone Regional Airport92 mi away
- LVM · Mission Field92 mi away
- LWT · Lewistown Municipal Airport96 mi away
- SHR · Sheridan County Airport105 mi away
Near SYD
- BWU · Sydney Bankstown Airport11 mi away
- CDU · Camden Airport29 mi away
- XRH · RAAF Base Richmond33 mi away
- WOL · Wollongong Airport48 mi away
Frequently asked questions
How far is BIL from SYD?
The flight distance from Billings (BIL) to Sydney (SYD) is 8,308 miles (13,370 km, 7,219 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIL to SYD?
A nonstop flight takes about 16h 45m 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 Billings and Sydney?
Sydney is 16 hours ahead of Billings.
What is the cheapest way to fly from BIL to SYD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIL–SYD that never appear on search engines, with no booking fees.