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FDH to ISN: distance & flight time
Friedrichshafen (Friedrichshafen Airport) → Williston (Sloulin Field International Airport)
4,699 mi
7,563 km · 4,084 nm
9h 41m
estimated nonstop flight time
-7h
time difference · heading northwest
See live FDH→ISN fares Phone-only fares on this route — call free
Flight time details
4,699 miles nonstop takes roughly 9h 41m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- FDH — Friedrichshafen Airport · Friedrichshafen, Germany
- 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 FDH
- ACH · St Gallen Altenrhein Airport13 mi away
- HOH · Hohenems-Dornbirn Airport22 mi away
- FMM · Memmingen Allgau Airport40 mi away
- ZRH · Zürich Airport47 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 FDH from ISN?
The flight distance from Friedrichshafen (FDH) to Williston (ISN) is 4,699 miles (7,563 km, 4,084 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FDH to ISN?
A nonstop flight takes about 9h 41m 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 Friedrichshafen and Williston?
Williston is 7 hours behind Friedrichshafen.
What is the cheapest way to fly from FDH to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FDH–ISN that never appear on search engines, with no booking fees.