Need help booking?
Unpublished phone-only deals available
HEM to SQL: distance & flight time
Helsinki (Helsinki Malmi Airport) → San Carlos (San Carlos Airport)
5,431 mi
8,741 km · 4,720 nm
11h 7m
estimated nonstop flight time
-10h
time difference · heading northwest
See live HEM→SQL fares Phone-only fares on this route — call free
Flight time details
5,431 miles nonstop takes roughly 11h 7m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time set-back when reading arrival times on your ticket.
The two airports
- HEM — Helsinki Malmi Airport · Helsinki, Finland
- SQL — San Carlos Airport · San Carlos, 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 HEM
- HEL · Helsinki Vantaa Airport5 mi away
- HYV · Hyvinkää Airfield28 mi away
- TLL · Lennart Meri Tallinn Airport59 mi away
- QLF · Lahti Vesivehmaa Airport65 mi away
Near SQL
- SFO · San Francisco International Airport10 mi away
- PAO · Palo Alto Airport of Santa Clara County8 mi away
- HWD · Hayward Executive Airport12 mi away
- NUQ · Moffett Federal Airfield13 mi away
Frequently asked questions
How far is HEM from SQL?
The flight distance from Helsinki (HEM) to San Carlos (SQL) is 5,431 miles (8,741 km, 4,720 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HEM to SQL?
A nonstop flight takes about 11h 7m 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 Helsinki and San Carlos?
San Carlos is 10 hours behind Helsinki.
What is the cheapest way to fly from HEM to SQL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HEM–SQL that never appear on search engines, with no booking fees.