Which airlines fly direct between San Francisco and Helsinki?

Airlines operating direct flights include United Airlines, Alaska Airlines, Finnair, Norwegian.

What is the cheapest fare for this route?

Recorded one-way fares on Prymeo start from as low as $579 depending on season and advance booking.

Home FlightsSan Francisco to Helsinki

Verified Route Guide

Flights from San Francisco to Helsinki

Q: How long is the flight from San Francisco to Helsinki?

The average nonstop flight time from San Francisco (SFO) to Helsinki (HEL) is approximately 10h 55m covering a distance of 8724 km.

San Francisco International (SFO) → Helsinki-Vantaa (HEL)

Fares From$579

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Flight Time

10h 55m

Nonstop average

Distance

8724 km

Air route corridor

Best Time to Fly

April - June & September - October (Optimal climate)

Pleasant weather

Extra Fees

$0.00

Zero commission

Route Overview: San Francisco to Helsinki

Cheap flights from San Francisco (SFO) to Helsinki (HEL). Compare United Airlines fares from $579 with 0% fees on Prymeo.

Prymeo aggregates real-time flight availability directly from both low-cost carriers and legacy full-service airlines. When searching for tickets between San Francisco International and Helsinki-Vantaa, our technology checks multiple booking systems in parallel so you never miss a flash sale or promotional discount.

Direct Carriers on This Corridor

United Airlines

Alaska Airlines

Finnair

Norwegian

Quick Flight Facts & Corridor Specifications

Live Verified Data

Route Corridor	San Francisco (SFO) to Helsinki (HEL)
Flight Distance	8,724 kilometers / 5,421 miles
Average Flight Duration	10h 55m (nonstop)
Starting Fare	From $579 (0% added booking fees)
Operating Airlines	United Airlines, Alaska Airlines, Finnair, Norwegian
Optimal Travel Season	April - June & September - October (Optimal climate)

Return Flight Route

Helsinki (HEL) to San Francisco (SFO)

Nonstop return tickets from $579 · 0% booking markup

View Return Leg

Frequently Asked Questions About This Route

How long is the flight from San Francisco to Helsinki?

The nonstop flight takes approximately 10h 55m, traversing 8724 km.

How far in advance should I book my flight?

For the best rates, we recommend booking between 3 to 6 weeks before your desired departure date, particularly during peak summer and holiday seasons.