CheapoTrav
Call

Need help booking?

Unpublished phone-only deals available

(815) 991-4848

RMA to ISN: distance & flight time

Roma (Roma Airport) → Williston (Sloulin Field International Airport)

8,352 mi
13,441 km · 7,258 nm
16h 51m
estimated nonstop flight time
-15h
time difference · heading northeast
See live RMA→ISN fares Phone-only fares on this route — call free

Flight time details

8,352 miles nonstop takes roughly 16h 51m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.

Track a live flight on this route →

The two airports

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.

Compare RMA–ISN against every nearby airport — free on one call:

Frequently asked questions

How far is RMA from ISN?

The flight distance from Roma (RMA) to Williston (ISN) is 8,352 miles (13,441 km, 7,258 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from RMA to ISN?

A nonstop flight takes about 16h 51m 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 Roma and Williston?

Williston is 15 hours behind Roma.

What is the cheapest way to fly from RMA to ISN?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RMA–ISN that never appear on search engines, with no booking fees.
Keep exploring:ISN to RMA Airports near RMA Airports near ISN Time difference RMA–ISN Distance calculator