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STS to HEL: distance & flight time
Santa Rosa (Charles M. Schulz Sonoma County Airport) → Helsinki (Helsinki Vantaa Airport)
5,368 mi
8,639 km · 4,665 nm
11h
estimated nonstop flight time
+10h
time difference · heading north
See live STS→HEL fares Phone-only fares on this route — call free
Flight time details
5,368 miles nonstop takes roughly 11h gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time gain when reading arrival times on your ticket.
The two airports
- STS — Charles M. Schulz Sonoma County Airport · Santa Rosa, United States
- HEL — Helsinki Vantaa Airport · Helsinki, Finland
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 HEL
- HEM · Helsinki Malmi Airport5 mi away
- HYV · Hyvinkää Airfield23 mi away
- QLF · Lahti Vesivehmaa Airport62 mi away
- TLL · Lennart Meri Tallinn Airport63 mi away
Frequently asked questions
How far is STS from HEL?
The flight distance from Santa Rosa (STS) to Helsinki (HEL) is 5,368 miles (8,639 km, 4,665 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STS to HEL?
A nonstop flight takes about 11h 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 Helsinki?
Helsinki is 10 hours ahead of Santa Rosa.
What is the cheapest way to fly from STS to HEL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STS–HEL that never appear on search engines, with no booking fees.