Need help booking?
Unpublished phone-only deals available
NTL to SIO: distance & flight time
Newcastle (Newcastle Airport) → (Smithton Airport)
669 mi
1,076 km · 581 nm
1h 55m
estimated nonstop flight time
—
time difference · heading southwest
See live NTL→SIO fares Phone-only fares on this route — call free
Flight time details
669 miles nonstop takes roughly 1h 55m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- NTL — Newcastle Airport · Newcastle, Australia
- SIO — Smithton Airport · , 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 NTL
- MTL · Maitland Airport21 mi away
- BEO · Lake Macquarie Airport22 mi away
- CES · Cessnock Airport29 mi away
- SYD · Sydney Kingsford Smith International Airport88 mi away
Near SIO
- BWT · Wynyard Airport36 mi away
- DPO · Devonport Airport74 mi away
- KNS · King Island Airport92 mi away
- SRN · Strahan Airport92 mi away
Frequently asked questions
How far is NTL from SIO?
The flight distance from Newcastle (NTL) to (SIO) is 669 miles (1,076 km, 581 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NTL to SIO?
A nonstop flight takes about 1h 55m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from NTL to SIO?
Nonstop service on NTL–SIO depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 55m nonstop estimate.
What is the cheapest way to fly from NTL to SIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NTL–SIO that never appear on search engines, with no booking fees.
Why are some NTL to SIO fares phone-only?
Consolidator contracts let us sell certain NTL–SIO tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.