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OSH to TKU: distance & flight time
Oshkosh (Wittman Regional Airport) → Turku (Turku Airport)
4,243 mi
6,828 km · 3,687 nm
8h 47m
estimated nonstop flight time
+8h
time difference · heading northeast
See live OSH→TKU fares Phone-only fares on this route — call free
Flight time details
4,243 miles nonstop takes roughly 8h 47m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- OSH — Wittman Regional Airport · Oshkosh, United States
- TKU — Turku Airport · Turku, Finland
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 TKU
- POR · Pori Airport67 mi away
- TMP · Tampere-Pirkkala Airport77 mi away
- MHQ · Mariehamn Airport85 mi away
- HYV · Hyvinkää Airfield89 mi away
Frequently asked questions
How far is OSH from TKU?
The flight distance from Oshkosh (OSH) to Turku (TKU) is 4,243 miles (6,828 km, 3,687 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSH to TKU?
A nonstop flight takes about 8h 47m 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 Turku?
Turku is 8 hours ahead of Oshkosh.
What is the cheapest way to fly from OSH to TKU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSH–TKU that never appear on search engines, with no booking fees.