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HYS to ISN: distance & flight time
Hays (Hays Regional Airport) → Williston (Sloulin Field International Airport)
681 mi
1,096 km · 592 nm
1h 57m
estimated nonstop flight time
Same time
time difference · heading north
See live HYS→ISN fares Phone-only fares on this route — call free
Flight time details
681 miles nonstop takes roughly 1h 57m gate to gate, flying north. 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
- HYS — Hays Regional Airport · Hays, United States
- ISN — Sloulin Field International Airport · Williston, 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 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
Near ISN
- SDY · Sidney - Richland Regional Airport41 mi away
- YEN · Estevan Airport78 mi away
- OLF · L M Clayton Airport89 mi away
- GDV · Dawson Community Airport90 mi away
Frequently asked questions
How far is HYS from ISN?
The flight distance from Hays (HYS) to Williston (ISN) is 681 miles (1,096 km, 592 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HYS to ISN?
A nonstop flight takes about 1h 57m 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 HYS to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HYS–ISN that never appear on search engines, with no booking fees.