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ASE to STS: distance & flight time
Aspen (Aspen-Pitkin Co/Sardy Field) → Santa Rosa (Charles M. Schulz Sonoma County Airport)
858 mi
1,381 km · 746 nm
2h 20m
estimated nonstop flight time
-1h
time difference · heading west
See live ASE→STS fares Phone-only fares on this route — call free
Flight time details
858 miles nonstop takes roughly 2h 20m 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
- ASE — Aspen-Pitkin Co/Sardy Field · Aspen, United States
- STS — Charles M. Schulz Sonoma County Airport · Santa Rosa, 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 STS
- SFO · San Francisco International Airport66 mi away
- NOT · Marin County Airport - Gnoss Field29 mi away
- APC · Napa County Airport35 mi away
- UKI · Ukiah Municipal Airport47 mi away
Frequently asked questions
How far is ASE from STS?
The flight distance from Aspen (ASE) to Santa Rosa (STS) is 858 miles (1,381 km, 746 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ASE to STS?
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 Aspen and Santa Rosa?
Santa Rosa is 1 hour behind Aspen.
What is the cheapest way to fly from ASE to STS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ASE–STS that never appear on search engines, with no booking fees.