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ASH to OSH: distance & flight time
Nashua (Boire Field) → Oshkosh (Wittman Regional Airport)
858 mi
1,381 km · 746 nm
2h 20m
estimated nonstop flight time
-1h
time difference · heading west
See live ASH→OSH fares Phone-only fares on this route — call free
Flight time details
858 miles nonstop takes roughly 2h 20m gate to gate, flying west. 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
- ASH — Boire Field · Nashua, 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 ASH
- BOS · General Edward Lawrence Logan International Airport39 mi away
- MHT · Manchester-Boston Regional Airport11 mi away
- LWM · Lawrence Municipal Airport20 mi away
- BED · Laurence G Hanscom Field24 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 ASH from OSH?
The flight distance from Nashua (ASH) to Oshkosh (OSH) is 858 miles (1,381 km, 746 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ASH to OSH?
A nonstop flight takes about 2h 20m 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 Nashua and Oshkosh?
Oshkosh is 1 hour behind Nashua.
What is the cheapest way to fly from ASH to OSH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ASH–OSH that never appear on search engines, with no booking fees.