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OSH to IAG: distance & flight time
Oshkosh (Wittman Regional Airport) → Niagara Falls (Niagara Falls International Airport)
485 mi
780 km · 421 nm
1h 31m
estimated nonstop flight time
+1h
time difference · heading east
See live OSH→IAG fares Phone-only fares on this route — call free
Flight time details
485 miles nonstop takes roughly 1h 31m gate to gate, flying east. 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
- IAG — Niagara Falls International Airport · Niagara Falls, 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 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 IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 mi away
Frequently asked questions
How far is OSH from IAG?
The flight distance from Oshkosh (OSH) to Niagara Falls (IAG) is 485 miles (780 km, 421 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSH to IAG?
A nonstop flight takes about 1h 31m 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 Niagara Falls?
Niagara Falls is 1 hour ahead of Oshkosh.
What is the cheapest way to fly from OSH to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSH–IAG that never appear on search engines, with no booking fees.