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GUS to OSH: distance & flight time
Peru (Grissom Air Reserve Base) → Oshkosh (Wittman Regional Airport)
261 mi
420 km · 227 nm
1h 9m
estimated nonstop flight time
-1h
time difference · heading northwest
See live GUS→OSH fares Phone-only fares on this route — call free
Flight time details
261 miles nonstop takes roughly 1h 9m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- GUS — Grissom Air Reserve Base · Peru, United States
- 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 GUS
- OKK · Kokomo Municipal Airport10 mi away
- LAF · Purdue University Airport44 mi away
- AID · Anderson Municipal Darlington Field47 mi away
- MIE · Delaware County Johnson Field49 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 GUS from OSH?
The flight distance from Peru (GUS) to Oshkosh (OSH) is 261 miles (420 km, 227 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GUS to OSH?
A nonstop flight takes about 1h 9m 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 Peru and Oshkosh?
Oshkosh is 1 hour behind Peru.
What is the cheapest way to fly from GUS to OSH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GUS–OSH that never appear on search engines, with no booking fees.