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ISA to SPF: distance & flight time
Mount Isa (Mount Isa Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
8,512 mi
13,699 km · 7,397 nm
17h 9m
estimated nonstop flight time
-16h
time difference · heading northeast
See live ISA→SPF fares Phone-only fares on this route — call free
Flight time details
8,512 miles nonstop takes roughly 17h 9m 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
- ISA — Mount Isa Airport · Mount Isa, 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 ISA
- CNJ · Cloncurry Airport66 mi away
- JCK · Julia Creek Airport144 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 ISA from SPF?
The flight distance from Mount Isa (ISA) to Spearfish-South Dakota (SPF) is 8,512 miles (13,699 km, 7,397 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISA to SPF?
A nonstop flight takes about 17h 9m 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 Mount Isa and Spearfish-South Dakota?
Spearfish-South Dakota is 16 hours behind Mount Isa.
What is the cheapest way to fly from ISA to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISA–SPF that never appear on search engines, with no booking fees.