Need help booking?
Unpublished phone-only deals available
MER to ISN: distance & flight time
Merced (Castle Airport) → Williston (Sloulin Field International Airport)
1,133 mi
1,823 km · 984 nm
2h 56m
estimated nonstop flight time
+2h
time difference · heading northeast
See live MER→ISN fares Phone-only fares on this route — call free
Flight time details
1,133 miles nonstop takes roughly 2h 56m 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
- MER — Castle Airport · Merced, 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 MER
- MCE · Merced Regional Macready Field7 mi away
- MOD · Modesto City Co-Harry Sham Field27 mi away
- RMY · Mariposa Yosemite Airport30 mi away
- MAE · Madera Municipal Airport37 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 MER from ISN?
The flight distance from Merced (MER) to Williston (ISN) is 1,133 miles (1,823 km, 984 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MER to ISN?
A nonstop flight takes about 2h 56m 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 MER to ISN?
Nonstop service on MER–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 56m nonstop estimate.
What is the time difference between Merced and Williston?
Williston is 2 hours ahead of Merced.
What is the cheapest way to fly from MER to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MER–ISN that never appear on search engines, with no booking fees.
Why are some MER to ISN fares phone-only?
Consolidator contracts let us sell certain MER–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.