Flights to Southern Finland from San Francisco - $442

View $442 flight on Tue, Sep 2, 2025Opens in a new window

Popular airlines from San Francisco to Southern Finland

  • Lufthansa

    Lufthansa

  • British Airways

    British Airways

  • SAS

    SAS

  • Brussels Airlines

    Brussels Airlines

  • Finnair

    Finnair

  • Turkish Airlines

    Turkish Airlines

  • Air Canada

    Air Canada

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from San Francisco to Southern Finland (SJC-HEL)

Prices were available within the past 7 days and start at $442 for one-way flights and $569 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Nov 4 - Wed, Nov 26
SJC
San Jose
HEL
Helsinki
$569 Roundtrip, just found
$569
Roundtrip
just found
Select British Airways flight, departing Tue, Nov 4 from San Jose to Helsinki, returning Wed, Nov 26, priced at $569 just found
British Airways
Sun, Oct 26 - Tue, Nov 4
SFO
San Francisco
HEL
Helsinki
$569 Roundtrip, just found
$569
Roundtrip
just found
Select British Airways flight, departing Sun, Oct 26 from San Francisco to Helsinki, returning Tue, Nov 4, priced at $569 just found
American Airlines
Tue, Nov 4 - Wed, Nov 26
SJC
San Jose
HEL
Helsinki
$569 Roundtrip, just found
$569
Roundtrip
just found
Select American Airlines flight, departing Tue, Nov 4 from San Jose to Helsinki, returning Wed, Nov 26, priced at $569 just found
Scandinavian Airlines
Thu, Nov 27 - Sun, Dec 7
SFO
San Francisco
HEL
Helsinki
$575 Roundtrip, found 2 hours ago
$575
Roundtrip
found 2 hours ago
Select Scandinavian Airlines flight, departing Thu, Nov 27 from San Francisco to Helsinki, returning Sun, Dec 7, priced at $575 found 2 hours ago
Lufthansa
Sun, Aug 17 - Tue, Aug 26
SFO
San Francisco
HEL
Helsinki
$590 Roundtrip, found 3 days ago
$590
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Aug 17 from San Francisco to Helsinki, returning Tue, Aug 26, priced at $590 found 3 days ago
United
Tue, Aug 19 - Wed, Aug 27
SFO
San Francisco
HEL
Helsinki
$590 Roundtrip, found 13 hours ago
$590
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Aug 19 from San Francisco to Helsinki, returning Wed, Aug 27, priced at $590 found 13 hours ago

Find the cheapest month to fly from San Francisco (SFO) to Helsinki (HEL)

February is typically the cheapest month to fly

From $514 - $1,451 per traveler.

Graph displaying average flight prices per month

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Vantaa HEL. Cheapest option available. Flights from $594
HEL
Vantaa
Cheapest
Flights from $594
Select flight to Pirkkala TMP. Flights from $825
TMP
Pirkkala
Flights from $825
*Available to One Key members.