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GFN to SIO: distance & flight time
Grafton (Grafton Airport) → (Smithton Airport)
886 mi
1,426 km · 770 nm
2h 24m
estimated nonstop flight time
—
time difference · heading southwest
See live GFN→SIO fares Phone-only fares on this route — call free
Flight time details
886 miles nonstop takes roughly 2h 24m 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
- GFN — Grafton Airport · Grafton, 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 GFN
- CFS · Coffs Harbour Airport39 mi away
- LSY · Lismore Airport66 mi away
- BNK · Ballina Byron Gateway Airport72 mi away
- GLI · Glen Innes Airport81 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 GFN from SIO?
The flight distance from Grafton (GFN) to (SIO) is 886 miles (1,426 km, 770 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GFN to SIO?
A nonstop flight takes about 2h 24m 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 GFN to SIO?
Nonstop service on GFN–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 2h 24m nonstop estimate.
What is the cheapest way to fly from GFN to SIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GFN–SIO that never appear on search engines, with no booking fees.
Why are some GFN to SIO fares phone-only?
Consolidator contracts let us sell certain GFN–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.