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ISN to LRT: distance & flight time
Williston (Sloulin Field International Airport) → Lorient (Lorient South Brittany (Bretagne Sud) Airport)
4,271 mi
6,874 km · 3,711 nm
8h 50m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ISN→LRT fares Phone-only fares on this route — call free
Flight time details
4,271 miles nonstop takes roughly 8h 50m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- LRT — Lorient South Brittany (Bretagne Sud) Airport · Lorient, France
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 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
Near LRT
- VNE · Vannes-Meucon Airport34 mi away
- UIP · Quimper-Cornouaille Airport37 mi away
- SBK · Saint-Brieuc-Armor Airport60 mi away
- LBY · La Baule-Escoublac Airport61 mi away
Frequently asked questions
How far is ISN from LRT?
The flight distance from Williston (ISN) to Lorient (LRT) is 4,271 miles (6,874 km, 3,711 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to LRT?
A nonstop flight takes about 8h 50m 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 Williston and Lorient?
Lorient is 7 hours ahead of Williston.
What is the cheapest way to fly from ISN to LRT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–LRT that never appear on search engines, with no booking fees.