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SUU to ISN: distance & flight time
Fairfield (Travis Air Force Base) → Williston (Sloulin Field International Airport)
1,143 mi
1,839 km · 993 nm
2h 57m
estimated nonstop flight time
+2h
time difference · heading northeast
See live SUU→ISN fares Phone-only fares on this route — call free
Flight time details
1,143 miles nonstop takes roughly 2h 57m 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
- SUU — Travis Air Force Base · Fairfield, 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 SUU
- SFO · San Francisco International Airport51 mi away
- APC · Napa County Airport20 mi away
- CCR · Buchanan Field20 mi away
- SAC · Sacramento Executive Airport29 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 SUU from ISN?
The flight distance from Fairfield (SUU) to Williston (ISN) is 1,143 miles (1,839 km, 993 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SUU to ISN?
A nonstop flight takes about 2h 57m 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 SUU to ISN?
Nonstop service on SUU–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 2h 57m nonstop estimate.
What is the time difference between Fairfield and Williston?
Williston is 2 hours ahead of Fairfield.
What is the cheapest way to fly from SUU to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SUU–ISN that never appear on search engines, with no booking fees.
Why are some SUU to ISN fares phone-only?
Consolidator contracts let us sell certain SUU–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.