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ISN to HRO: distance & flight time
Williston (Sloulin Field International Airport) → Harrison (Boone County Airport)
981 mi
1,578 km · 852 nm
2h 36m
estimated nonstop flight time
Same time
time difference · heading southeast
See live ISN→HRO fares Phone-only fares on this route — call free
Flight time details
981 miles nonstop takes roughly 2h 36m gate to gate, flying southeast. 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
- ISN — Sloulin Field International Airport · Williston, United States
- HRO — Boone County Airport · Harrison, 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 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
Near HRO
- BKG · Branson Airport19 mi away
- FLP · Marion County Regional Airport32 mi away
- WMH · Ozark Regional Airport39 mi away
- FYV · Drake Field59 mi away
Frequently asked questions
How far is ISN from HRO?
The flight distance from Williston (ISN) to Harrison (HRO) is 981 miles (1,578 km, 852 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to HRO?
A nonstop flight takes about 2h 36m 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 ISN to HRO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–HRO that never appear on search engines, with no booking fees.