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UGN to ASE: distance & flight time
Chicago (Waukegan National Airport) → Aspen (Aspen-Pitkin Co/Sardy Field)
1,015 mi
1,634 km · 882 nm
2h 40m
estimated nonstop flight time
-1h
time difference · heading west
See live UGN→ASE fares Phone-only fares on this route — call free
Flight time details
1,015 miles nonstop takes roughly 2h 40m 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
- UGN — Waukegan National Airport · Chicago, United States
- ASE — Aspen-Pitkin Co/Sardy Field · Aspen, 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 UGN
- ORD · Chicago O'Hare International Airport31 mi away
- ENW · Kenosha Regional Airport12 mi away
- PWK · Chicago Executive Airport21 mi away
- RAC · John H Batten Airport24 mi away
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
Frequently asked questions
How far is UGN from ASE?
The flight distance from Chicago (UGN) to Aspen (ASE) is 1,015 miles (1,634 km, 882 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UGN to ASE?
A nonstop flight takes about 2h 40m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from UGN to ASE?
Nonstop service on UGN–ASE depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 2h 40m nonstop estimate.
What is the time difference between Chicago and Aspen?
Aspen is 1 hour behind Chicago.
What is the cheapest way to fly from UGN to ASE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UGN–ASE that never appear on search engines, with no booking fees.
Why are some UGN to ASE fares phone-only?
Consolidator contracts let us sell certain UGN–ASE tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.