FLIGHT HOP.fyi

✈ SFO → HEL

11H 8M IN A METAL TUBE. 5,421 MILES. EARN THE LEG.

Flight time
11h 8m
Distance
5,421 mi
Or
8,724 km
Jet lag
10h

Flight from San Francisco to Helsinki

From SFO (SFO), USA North America  →  Vantaa (HEL), Finland Europe

↔ Flying the other way? Helsinki → San Francisco

How long is the flight from San Francisco to Helsinki?

A nonstop flight from San Francisco (SFO) to Helsinki (HEL) takes about 11 hours 8 minutes, covering a great-circle distance of 5,421 miles (8,724 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.

Avg flight time

11h 8m

Nonstop, scheduled

Distance

5,421 mi

8,724 km · great-circle

Avg speed

783 km/h

Door-to-door including taxi

Time zones & jet lag

San Francisco timezone

UTC-7

America/Los_Angeles

Helsinki timezone

UTC+3

Europe/Helsinki

Time difference

+10h

10 hours ahead

Jet lag (rough)

~10d

Eastward — worse

CO₂ footprint per passenger

Economy class, single passenger. Source: DEFRA 2024 averages.

✈ Flight 1291 kg CO₂
🚗 Car (alone) 1492 kg CO₂
🚆 Train 358 kg CO₂

This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.

Flights from San Francisco

Nearest destinations

Long-haul from San Francisco

More flights to Europe

Flights to Helsinki

Nearest origins

Long-haul to Helsinki

More flights from North America