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ISN to HTV: distance & flight time
Williston (Sloulin Field International Airport) → Huntsville (Huntsville Regional Airport)
1,277 mi
2,055 km · 1,110 nm
3h 15m
estimated nonstop flight time
—
time difference · heading south
See live ISN→HTV fares Phone-only fares on this route — call free
Flight time details
1,277 miles nonstop takes roughly 3h 15m gate to gate, flying south. 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
- HTV — Huntsville Regional Airport · Huntsville, 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 HTV
- IAH · George Bush Intercontinental Houston Airport55 mi away
- CXO · Conroe-North Houston Regional Airport29 mi away
- CFD · Coulter Field44 mi away
- CLL · Easterwood Field47 mi away
Frequently asked questions
How far is ISN from HTV?
The flight distance from Williston (ISN) to Huntsville (HTV) is 1,277 miles (2,055 km, 1,110 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to HTV?
A nonstop flight takes about 3h 15m 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 ISN to HTV?
Nonstop service on ISN–HTV 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 3h 15m nonstop estimate.
What is the cheapest way to fly from ISN to HTV?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–HTV that never appear on search engines, with no booking fees.
Why are some ISN to HTV fares phone-only?
Consolidator contracts let us sell certain ISN–HTV 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.