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STS to APA: distance & flight time
Santa Rosa (Charles M. Schulz Sonoma County Airport) → Denver (Centennial Airport)
965 mi
1,553 km · 839 nm
2h 34m
estimated nonstop flight time
+1h
time difference · heading east
See live STS→APA fares Phone-only fares on this route — call free
Flight time details
965 miles nonstop takes roughly 2h 34m 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
- STS — Charles M. Schulz Sonoma County Airport · Santa Rosa, United States
- APA — Centennial Airport · Denver, 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 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
Near APA
- DEN · Denver International Airport22 mi away
- BFK · Buckley Air Force Base10 mi away
- BJC · Rocky Mountain Metropolitan Airport27 mi away
- WBU · Boulder Municipal Airport38 mi away
Frequently asked questions
How far is STS from APA?
The flight distance from Santa Rosa (STS) to Denver (APA) is 965 miles (1,553 km, 839 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STS to APA?
A nonstop flight takes about 2h 34m 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 Santa Rosa and Denver?
Denver is 1 hour ahead of Santa Rosa.
What is the cheapest way to fly from STS to APA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STS–APA that never appear on search engines, with no booking fees.