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GCI to OSH: distance & flight time
Guernsey (Guernsey Airport) → Oshkosh (Wittman Regional Airport)
3,863 mi
6,216 km · 3,357 nm
8h 2m
estimated nonstop flight time
-6h
time difference · heading northwest
See live GCI→OSH fares Phone-only fares on this route — call free
Flight time details
3,863 miles nonstop takes roughly 8h 2m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- GCI — Guernsey Airport · Guernsey, Guernsey
- OSH — Wittman Regional Airport · Oshkosh, 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 GCI
- JER · Jersey Airport24 mi away
- ACI · Alderney Airport26 mi away
- CER · Cherbourg-Maupertus Airport53 mi away
- GFR · Granville Airport60 mi away
Near OSH
- FLD · Fond du Lac County Airport15 mi away
- ATW · Appleton International Airport19 mi away
- SBM · Sheboygan County Memorial Airport38 mi away
- GRB · Austin Straubel International Airport41 mi away
Frequently asked questions
How far is GCI from OSH?
The flight distance from Guernsey (GCI) to Oshkosh (OSH) is 3,863 miles (6,216 km, 3,357 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GCI to OSH?
A nonstop flight takes about 8h 2m 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 Guernsey and Oshkosh?
Oshkosh is 6 hours behind Guernsey.
What is the cheapest way to fly from GCI to OSH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GCI–OSH that never appear on search engines, with no booking fees.