San Francisco (SFO) → Helsinki (HEL)
About San Francisco to Helsinki Flights
Discover the best flights from San Francisco to Helsinki, covering 8,724 km in approximately 11h 24m. San Francisco (SFO) to Helsinki (HEL) is one of the major long-haul routes connecting United States and Finland. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from San Francisco to Helsinki.
12-Month Price History
Flight prices from San Francisco to Helsinki vary significantly throughout the year. February typically offers the best deals with average prices around $1595, while July sees the highest prices, averaging $2698. Savvy travelers can save up to 41% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
151 days
For best prices
Booking Tips
For the best prices on San Francisco to Helsinki flights, we recommend booking 75 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
Finnair AY | $1690 | $6490 | $11390 |
British Airways BA | $1820 | $6680 | $11750 |
United Airlines UA | $1910 | $5840 | $11460 |
American Airlines AA | $1990 | $5700 | $11070 |
Delta Air Lines DL | $2060 | $7690 | $10350 |
Alaska Airlines AS | $2140 | $5810 | $11090 |
Air France AF | $2270 | $7760 | $11070 |
Finnair
AY
Economy
$1690
Business
$6490
First
$11390
British Airways
BA
Economy
$1820
Business
$6680
First
$11750
United Airlines
UA
Economy
$1910
Business
$5840
First
$11460
American Airlines
AA
Economy
$1990
Business
$5700
First
$11070
Delta Air Lines
DL
Economy
$2060
Business
$7690
First
$10350
Alaska Airlines
AS
Economy
$2140
Business
$5810
First
$11090
Air France
AF
Economy
$2270
Business
$7760
First
$11070
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
San Jose → Helsinki
San Jose International (SJC) to Helsinki (HEL)
Distance: 8,741 km
Average price: $1834
Oakland → Helsinki
Oakland International (OAK) to Helsinki (HEL)
Distance: 8,709 km
Average price: $1828
Sacramento → Helsinki
Sacramento International (SMF) to Helsinki (HEL)
Distance: 8,590 km
Average price: $1805
San Jose → Helsinki
San Jose International (SJC) to Helsinki (HEL)
Distance: 8,741 km
Average price: $1834
Don't Forget Travel Insurance!
Found your flight? Protect your trip with SafetyWing's comprehensive travel insurance. Perfect for trips to Helsinki, Finland.
- Medical coverage up to $250,000
- Trip interruption & delays covered
- Lost luggage protection included
From just $45/month • Works in 180+ countries • COVID-19 coverage included
Trusted by 100,000+ travelers
Frequently Asked Questions
How long is the flight from San Francisco to Helsinki?
The flight time from San Francisco (SFO) to Helsinki (HEL) is approximately 11 hours and 24 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between San Francisco and Helsinki?
The aerial distance between San Francisco and Helsinki is 8,724 kilometers (5,421 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from San Francisco to Helsinki?
Several airlines operate flights between San Francisco and Helsinki, including United Airlines, Alaska Airlines, Finnair and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from San Francisco to Helsinki?
Based on historical data, February typically offers the lowest airfares for flights from San Francisco to Helsinki. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Helsinki?
For the best prices on San Francisco to Helsinki flights, we recommend booking 79 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from San Francisco to Helsinki?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to Finland should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between San Francisco and Helsinki?
San Francisco operates on America/Los_Angeles time zone, while Helsinki is in the Europe/Helsinki time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.