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GEX to SPF: distance & flight time
Geelong (Geelong Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
8,980 mi
14,453 km · 7,804 nm
18h 5m
estimated nonstop flight time
-16h
time difference · heading northeast
See live GEX→SPF fares Phone-only fares on this route — call free
Flight time details
8,980 miles nonstop takes roughly 18h 5m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- GEX — Geelong Airport · Geelong, Australia
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, 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 GEX
- AVV · Avalon Airport15 mi away
- MBW · Melbourne Moorabbin Airport45 mi away
- MEB · Melbourne Essendon Airport46 mi away
- MEL · Melbourne International Airport47 mi away
Near SPF
- RCA · Ellsworth Air Force Base41 mi away
- RAP · Rapid City Regional Airport47 mi away
- GCC · Gillette Campbell County Airport87 mi away
- CDR · Chadron Municipal Airport119 mi away
Frequently asked questions
How far is GEX from SPF?
The flight distance from Geelong (GEX) to Spearfish-South Dakota (SPF) is 8,980 miles (14,453 km, 7,804 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GEX to SPF?
A nonstop flight takes about 18h 5m 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 Geelong and Spearfish-South Dakota?
Spearfish-South Dakota is 16 hours behind Geelong.
What is the cheapest way to fly from GEX to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GEX–SPF that never appear on search engines, with no booking fees.