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SDY to IDA: distance & flight time
Sidney (Sidney - Richland Regional Airport) → Idaho Falls (Idaho Falls Regional Airport)
478 mi
769 km · 415 nm
1h 30m
estimated nonstop flight time
Same time
time difference · heading southwest
See live SDY→IDA fares Phone-only fares on this route — call free
Flight time details
478 miles nonstop takes roughly 1h 30m 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
- SDY — Sidney - Richland Regional Airport · Sidney, 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 SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 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 SDY from IDA?
The flight distance from Sidney (SDY) to Idaho Falls (IDA) is 478 miles (769 km, 415 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDY to IDA?
A nonstop flight takes about 1h 30m 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 SDY to IDA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDY–IDA that never appear on search engines, with no booking fees.