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XSI to OSH: distance & flight time
South Indian Lake (South Indian Lake Airport) → Oshkosh (Wittman Regional Airport)
993 mi
1,598 km · 863 nm
2h 38m
estimated nonstop flight time
Same time
time difference · heading southeast
See live XSI→OSH fares Phone-only fares on this route — call free
Flight time details
993 miles nonstop takes roughly 2h 38m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- XSI — South Indian Lake Airport · South Indian Lake, Canada
- 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 XSI
- YLR · Leaf Rapids Airport45 mi away
- YTH · Thompson Airport79 mi away
- YYL · Lynn Lake Airport82 mi away
- KES · Kelsey Airport105 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 XSI from OSH?
The flight distance from South Indian Lake (XSI) to Oshkosh (OSH) is 993 miles (1,598 km, 863 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from XSI to OSH?
A nonstop flight takes about 2h 38m 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 cheapest way to fly from XSI to OSH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on XSI–OSH that never appear on search engines, with no booking fees.