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OSH to ASH: distance & flight time
Oshkosh (Wittman Regional Airport) → Nashua (Boire Field)
858 mi
1,381 km · 746 nm
2h 20m
estimated nonstop flight time
+1h
time difference · heading east
See live OSH→ASH fares Phone-only fares on this route — call free
Flight time details
858 miles nonstop takes roughly 2h 20m 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
- ASH — Boire Field · Nashua, 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 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
Frequently asked questions
How far is OSH from ASH?
The flight distance from Oshkosh (OSH) to Nashua (ASH) is 858 miles (1,381 km, 746 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSH to ASH?
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 Oshkosh and Nashua?
Nashua is 1 hour ahead of Oshkosh.
What is the cheapest way to fly from OSH to ASH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSH–ASH that never appear on search engines, with no booking fees.