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SPF to IDA: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Idaho Falls (Idaho Falls Regional Airport)
417 mi
671 km · 362 nm
1h 22m
estimated nonstop flight time
Same time
time difference · heading west
See live SPF→IDA fares Phone-only fares on this route — call free
Flight time details
417 miles nonstop takes roughly 1h 22m gate to gate, flying west. 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
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, United States
- IDA — Idaho Falls Regional Airport · Idaho Falls, 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 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
Near IDA
- PIH · Pocatello Regional Airport49 mi away
- JAC · Jackson Hole Airport67 mi away
- WYS · Yellowstone Airport94 mi away
- BYI · Burley Municipal Airport109 mi away
Frequently asked questions
How far is SPF from IDA?
The flight distance from Spearfish-South Dakota (SPF) to Idaho Falls (IDA) is 417 miles (671 km, 362 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to IDA?
A nonstop flight takes about 1h 22m 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 cheapest way to fly from SPF to IDA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–IDA that never appear on search engines, with no booking fees.