American Airlines flights from San Francisco to Helsinki

Recent searches for flights from San Francisco to Helsinki

Sep 2026
From$1,001*
Updated: 50 minutes ago
Round tripIEconomy
Oct 2026
From$901*
Updated: 50 minutes ago
Round tripIEconomy
Nov 2026
From$899*
Updated: 50 minutes ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $951
cmp-daily-histogram-bars-legend-max-price-aria-label $1.6K
Displaying fares for September-2026
  • SFO–HEL, 09/06/26 – 09/13/26: From $1,444
    06

    Su

    SEP

  • SFO–HEL, 09/07/26 – 09/14/26: From $1,336
    07

    Mo

  • SFO–HEL, 09/08/26 – 09/15/26: From $1,126
    08

    Tu

  • SFO–HEL, 09/09/26 – 09/16/26: From $1,066
    09

    We

  • SFO–HEL, 09/10/26 – 09/17/26: From $1,167
    10

    Th

  • SFO–HEL, 09/11/26 – 09/18/26: From $1,298
    11

    Fr

  • SFO–HEL, 09/12/26 – 09/19/26: From $1,636
    12

    Sa

  • SFO–HEL, 09/13/26 – 09/20/26: From $1,482
    13

    Su

  • SFO–HEL, 09/14/26 – 09/21/26: From $1,061
    14

    Mo

  • SFO–HEL, 09/15/26 – 09/22/26: From $1,001
    15

    Tu

  • SFO–HEL, 09/16/26 – 09/23/26: From $1,008
    16

    We

  • SFO–HEL, 09/17/26 – 09/24/26: From $1,111
    17

    Th

  • SFO–HEL, 09/18/26 – 09/25/26: From $1,131
    18

    Fr

  • SFO–HEL, 09/19/26 – 09/26/26: From $1,184
    19

    Sa

  • SFO–HEL, 09/20/26 – 09/27/26: From $1,061
    20

    Su

  • SFO–HEL, 09/21/26 – 09/28/26: From $1,061
    21

    Mo

  • SFO–HEL, 09/22/26 – 09/29/26: From $1,001
    22

    Tu

  • SFO–HEL, 09/23/26 – 09/30/26: From $1,001
    23

    We

  • SFO–HEL, 09/24/26 – 10/01/26: From $1,051
    24

    Th

  • SFO–HEL, 09/25/26 – 10/02/26: From $1,196
    25

    Fr

  • SFO–HEL, 09/26/26 – 10/03/26: From $1,414
    26

    Sa

  • SFO–HEL, 09/27/26 – 10/04/26: From $1,199
    27

    Su

  • SFO–HEL, 09/28/26 – 10/05/26: From $1,051
    28

    Mo

  • SFO–HEL, 09/29/26 – 10/06/26: From $1,001
    29

    Tu

  • SFO–HEL, 09/30/26 – 10/07/26: From $1,001
    30

    We

  • SFO–HEL, 10/01/26 – 10/08/26: From $1,051
    01

    Th

    OCT

  • SFO–HEL, 10/02/26 – 10/09/26: From $1,387
    02

    Fr

  • SFO–HEL, 10/03/26 – 10/10/26: From $1,414
    03

    Sa

  • SFO–HEL, 10/04/26 – 10/11/26: From $951
    04

    Su

  • SFO–HEL, 10/05/26 – 10/12/26: From $951
    05

    Mo

    • range$951-$1,636

    DisclaimerFares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Fares listed may be Basic Economy, which class is subject to additional terms and conditions. Additional baggage fees and charges for optional products and services may apply.

    Find deals on San Francisco to Helsinki flights

    $
    keyboard_arrow_down

    San Francisco (SFO)to

    Helsinki (HEL)
    12/09/26 - 12/16/26

    Round trip

    Economy

    from
    $838Fare subject to changes
    Updated: 50 minutes ago

    San Francisco (SFO)to

    Helsinki (HEL)
    12/08/26 - 12/15/26

    Round trip

    Economy

    from
    $844Fare subject to changes
    Updated: 50 minutes ago

    San Francisco (SFO)to

    Helsinki (HEL)
    01/05/27 - 01/12/27

    Round trip

    Economy

    from
    $846Fare subject to changes
    Updated: 50 minutes ago

    San Francisco (SFO)to

    Helsinki (HEL)
    12/06/26 - 12/13/26

    Round trip

    Economy

    from
    $890Fare subject to changes
    Updated: 50 minutes ago

    San Francisco (SFO)to

    Helsinki (HEL)
    12/07/26 - 12/14/26

    Round trip

    Economy

    from
    $897Fare subject to changes
    Updated: 50 minutes ago

    San Francisco (SFO)to

    Helsinki (HEL)
    11/18/26 - 11/25/26

    Round trip

    Economy

    from
    $899Fare subject to changes
    Updated: 50 minutes ago

    San Francisco (SFO)to

    Helsinki (HEL)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $899Fare subject to changes
    Updated: 50 minutes ago

    San Francisco (SFO)to

    Helsinki (HEL)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $901Fare subject to changes
    Updated: 50 minutes ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

    Finding cheap flights from San Francisco to Helsinki

    Looking for lower fares on your trip from San Francisco to Helsinki? Here are a few ways to save.

    • Book early: Booking 1 to 3 months ahead can help you find lower fares
    • Be flexible with dates: Midweek travel, like Tuesdays and Wednesdays, can be more affordable
    • Travel during less busy periods: Flying outside peak travel times can help find lower fares and avoid crowds

    Citi / AAdvantage credit card offer.

    Upgrade your flight with Main Cabin Extra

    Make your trip more comfortable with Main Cabin Extra. Enjoy benefits like:

    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
    • Early boarding: Preferred Group 5 boarding allows easier access to overhead bins.
    • Complimentary drinks: Enjoy beer, wine and spirits on flights with full beverage service.

    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from San Francisco to Helsinki