Need help booking?
Unpublished phone-only deals available
TRS to STS: distance & flight time
Ronchi De Legionari (Trieste–Friuli Venezia Giulia Airport) → Santa Rosa (Charles M. Schulz Sonoma County Airport)
6,011 mi
9,673 km · 5,223 nm
12h 15m
estimated nonstop flight time
-9h
time difference · heading northwest
See live TRS→STS fares Phone-only fares on this route — call free
Flight time details
6,011 miles nonstop takes roughly 12h 15m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- TRS — Trieste–Friuli Venezia Giulia Airport · Ronchi De Legionari, Italy
- 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 TRS
- POW · Portoroz Airport25 mi away
- AVB · Aviano Air Base44 mi away
- LJU · Ljubljana Jože Pučnik Airport55 mi away
- VCE · Venice Marco Polo Airport58 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 TRS from STS?
The flight distance from Ronchi De Legionari (TRS) to Santa Rosa (STS) is 6,011 miles (9,673 km, 5,223 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TRS to STS?
A nonstop flight takes about 12h 15m 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 Ronchi De Legionari and Santa Rosa?
Santa Rosa is 9 hours behind Ronchi De Legionari.
What is the cheapest way to fly from TRS to STS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TRS–STS that never appear on search engines, with no booking fees.