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OSH to YSP: distance & flight time
Oshkosh (Wittman Regional Airport) → Marathon (Marathon Airport)
346 mi
557 km · 301 nm
1h 23m
estimated nonstop flight time
+1h
time difference · heading north
See live OSH→YSP fares Phone-only fares on this route — call free
Flight time details
346 miles nonstop takes roughly 1h 23m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- OSH — Wittman Regional Airport · Oshkosh, United States
- YSP — Marathon Airport · Marathon, Canada
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 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
Near YSP
- YMG · Manitouwadge Airport32 mi away
- YGQ · Geraldton Greenstone Regional Airport76 mi away
- YHN · Hornepayne Municipal Airport78 mi away
- YXZ · Wawa Airport90 mi away
Frequently asked questions
How far is OSH from YSP?
The flight distance from Oshkosh (OSH) to Marathon (YSP) is 346 miles (557 km, 301 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSH to YSP?
A nonstop flight takes about 1h 23m 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 Oshkosh and Marathon?
Marathon is 1 hour ahead of Oshkosh.
What is the cheapest way to fly from OSH to YSP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSH–YSP that never appear on search engines, with no booking fees.