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IDA to HYS: distance & flight time
Idaho Falls (Idaho Falls Regional Airport) → Hays (Hays Regional Airport)
739 mi
1,189 km · 642 nm
2h 4m
estimated nonstop flight time
+1h
time difference · heading east
See live IDA→HYS fares Phone-only fares on this route — call free
Flight time details
739 miles nonstop takes roughly 2h 4m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- IDA — Idaho Falls Regional Airport · Idaho Falls, United States
- HYS — Hays Regional Airport · Hays, 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 IDA
- PIH · Pocatello Regional Airport49 mi away
- JAC · Jackson Hole Airport67 mi away
- WYS · Yellowstone Airport94 mi away
- BYI · Burley Municipal Airport109 mi away
Near HYS
- RSL · Russell Municipal Airport25 mi away
- GBD · Great Bend Municipal Airport41 mi away
- DDC · Dodge City Regional Airport83 mi away
- PTT · Pratt Regional Airport84 mi away
Frequently asked questions
How far is IDA from HYS?
The flight distance from Idaho Falls (IDA) to Hays (HYS) is 739 miles (1,189 km, 642 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IDA to HYS?
A nonstop flight takes about 2h 4m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from IDA to HYS?
Nonstop service on IDA–HYS depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 2h 4m nonstop estimate.
What is the time difference between Idaho Falls and Hays?
Hays is 1 hour ahead of Idaho Falls.
What is the cheapest way to fly from IDA to HYS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IDA–HYS that never appear on search engines, with no booking fees.
Why are some IDA to HYS fares phone-only?
Consolidator contracts let us sell certain IDA–HYS tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.