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THG to SPF: distance & flight time
Biloela (Thangool Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
8,135 mi
13,093 km · 7,070 nm
16h 25m
estimated nonstop flight time
-16h
time difference · heading northeast
See live THG→SPF fares Phone-only fares on this route — call free
Flight time details
8,135 miles nonstop takes roughly 16h 25m 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
- THG — Thangool Airport · Biloela, 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 THG
- TDR · Theodore Airport46 mi away
- GLT · Gladstone Airport59 mi away
- ROK · Rockhampton Airport77 mi away
- GKL · Great Keppel Is Airport93 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 THG from SPF?
The flight distance from Biloela (THG) to Spearfish-South Dakota (SPF) is 8,135 miles (13,093 km, 7,070 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THG to SPF?
A nonstop flight takes about 16h 25m 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 Biloela and Spearfish-South Dakota?
Spearfish-South Dakota is 16 hours behind Biloela.
What is the cheapest way to fly from THG to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THG–SPF that never appear on search engines, with no booking fees.