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ASE to OSH: distance & flight time
Aspen (Aspen-Pitkin Co/Sardy Field) → Oshkosh (Wittman Regional Airport)
999 mi
1,608 km · 868 nm
2h 38m
estimated nonstop flight time
+1h
time difference · heading northeast
See live ASE→OSH fares Phone-only fares on this route — call free
Flight time details
999 miles nonstop takes roughly 2h 38m gate to gate, flying northeast. 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
- ASE — Aspen-Pitkin Co/Sardy Field · Aspen, 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 ASE
- EGE · Eagle County Regional Airport29 mi away
- GUC · Gunnison Crested Butte Regional Airport48 mi away
- RIL · Garfield County Regional Airport50 mi away
- MTJ · Montrose Regional Airport74 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 ASE from OSH?
The flight distance from Aspen (ASE) to Oshkosh (OSH) is 999 miles (1,608 km, 868 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ASE 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 time difference between Aspen and Oshkosh?
Oshkosh is 1 hour ahead of Aspen.
What is the cheapest way to fly from ASE to OSH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ASE–OSH that never appear on search engines, with no booking fees.