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ASE to OSR: distance & flight time
Aspen (Aspen-Pitkin Co/Sardy Field) → Ostrava (Ostrava Leos Janáček Airport)
5,442 mi
8,757 km · 4,729 nm
11h 8m
estimated nonstop flight time
+8h
time difference · heading northeast
See live ASE→OSR fares Phone-only fares on this route — call free
Flight time details
5,442 miles nonstop takes roughly 11h 8m 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
- ASE — Aspen-Pitkin Co/Sardy Field · Aspen, United States
- OSR — Ostrava Leos Janáček Airport · Ostrava, Czech Republic
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 OSR
- PRV · Přerov Air Base37 mi away
- ILZ · Žilina Airport39 mi away
- UHE · Kunovice Airport55 mi away
- KTW · Katowice International Airport69 mi away
Frequently asked questions
How far is ASE from OSR?
The flight distance from Aspen (ASE) to Ostrava (OSR) is 5,442 miles (8,757 km, 4,729 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ASE to OSR?
A nonstop flight takes about 11h 8m 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 Ostrava?
Ostrava is 8 hours ahead of Aspen.
What is the cheapest way to fly from ASE to OSR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ASE–OSR that never appear on search engines, with no booking fees.