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ASE to STJ: distance & flight time
Aspen (Aspen-Pitkin Co/Sardy Field) → Rosecrans (Rosecrans Memorial Airport)
638 mi
1,027 km · 555 nm
1h 51m
estimated nonstop flight time
+1h
time difference · heading east
See live ASE→STJ fares Phone-only fares on this route — call free
Flight time details
638 miles nonstop takes roughly 1h 51m 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
- ASE — Aspen-Pitkin Co/Sardy Field · Aspen, United States
- STJ — Rosecrans Memorial Airport · Rosecrans, 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 STJ
- FLV · Sherman Army Air Field28 mi away
- MCI · Kansas City International Airport34 mi away
- MKC · Charles B. Wheeler Downtown Airport48 mi away
- LWC · Lawrence Municipal Airport55 mi away
Frequently asked questions
How far is ASE from STJ?
The flight distance from Aspen (ASE) to Rosecrans (STJ) is 638 miles (1,027 km, 555 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ASE to STJ?
A nonstop flight takes about 1h 51m 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 Rosecrans?
Rosecrans is 1 hour ahead of Aspen.
What is the cheapest way to fly from ASE to STJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ASE–STJ that never appear on search engines, with no booking fees.