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PIE to ISN: distance & flight time
St. Petersburg (St Petersburg Clearwater International Airport) → Williston (Sloulin Field International Airport)
1,794 mi
2,886 km · 1,559 nm
3h 59m
estimated nonstop flight time
-1h
time difference · heading northwest
See live PIE→ISN fares Phone-only fares on this route — call free
Flight time details
1,794 miles nonstop takes roughly 3h 59m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- PIE — St Petersburg Clearwater International Airport · St. Petersburg, 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 PIE
- TPA · Tampa International Airport10 mi away
- CLW · Clearwater Air Park6 mi away
- SPG · Albert Whitted Airport11 mi away
- MCF · Mac Dill Air Force Base11 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 PIE from ISN?
The flight distance from St. Petersburg (PIE) to Williston (ISN) is 1,794 miles (2,886 km, 1,559 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PIE to ISN?
A nonstop flight takes about 3h 59m 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 time difference between St. Petersburg and Williston?
Williston is 1 hour behind St. Petersburg.
What is the cheapest way to fly from PIE to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PIE–ISN that never appear on search engines, with no booking fees.