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SMX to ISN: distance & flight time
Santa Maria (Santa Maria Pub/Capt G Allan Hancock Field) → Williston (Sloulin Field International Airport)
1,259 mi
2,026 km · 1,094 nm
3h 12m
estimated nonstop flight time
+2h
time difference · heading northeast
See live SMX→ISN fares Phone-only fares on this route — call free
Flight time details
1,259 miles nonstop takes roughly 3h 12m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- SMX — Santa Maria Pub/Capt G Allan Hancock Field · Santa Maria, 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 SMX
- VBG · Vandenberg Air Force Base13 mi away
- LPC · Lompoc Airport16 mi away
- SBP · San Luis County Regional Airport26 mi away
- SQA · Santa Ynez Airport30 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 SMX from ISN?
The flight distance from Santa Maria (SMX) to Williston (ISN) is 1,259 miles (2,026 km, 1,094 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMX to ISN?
A nonstop flight takes about 3h 12m 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 SMX to ISN?
Nonstop service on SMX–ISN 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 12m nonstop estimate.
What is the time difference between Santa Maria and Williston?
Williston is 2 hours ahead of Santa Maria.
What is the cheapest way to fly from SMX to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMX–ISN that never appear on search engines, with no booking fees.
Why are some SMX to ISN fares phone-only?
Consolidator contracts let us sell certain SMX–ISN 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.