Seattle (SEA) to Helsinki (HEL) flights from USD906

*Modifying this information may result in a different fare

*All amounts are in USD. Taxes and surcharges are included. No booking fee is applicable. Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional baggage fees may apply.

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Lowest fares between Seattle and Helsinki

Sep 2026
FromUSD906*
Seen: 7 hrs ago
Flight Type Round- trip/Economy Class
Oct 2026
FromUSD907*
Seen: 16 hrs ago
Flight Type Round- trip/Economy Class
Nov 2026
FromUSD906*
Seen: 7 hrs ago
Flight Type Round- trip/Economy Class
cmp-daily-histogram-bars-legend-min-price-aria-label USD906
cmp-daily-histogram-bars-legend-max-price-aria-label USD1.3K
Displaying fares for September-2026
  • SEA–HEL, 09/16/2026 – 09/23/2026: From USD1,025
    16

    We

    SEP

  • SEA–HEL, 09/17/2026 – 10/01/2026: From USD1,020
    17

    Th

  • SEA–HEL, 09/18/2026 – 10/02/2026: From USD1,020
    18

    Fr

  • SEA–HEL, 09/19/2026 – 09/26/2026: From USD1,139
    19

    Sa

  • SEA–HEL, 09/20/2026 – 09/23/2026: From USD1,264
    20

    Su

  • SEA–HEL, 09/21/2026 – 09/24/2026: From USD1,025
    21

    Mo

  • SEA–HEL, 09/22/2026 – 09/25/2026: From USD1,020
    22

    Tu

  • SEA–HEL, 09/23/2026 – 10/14/2026: From USD918
    23

    We

  • SEA–HEL, 09/24/2026 – 10/01/2026: From USD967
    24

    Th

  • SEA–HEL, 09/25/2026 – 10/16/2026: From USD1,082
    25

    Fr

  • SEA–HEL, 09/26/2026 – 09/29/2026: From USD1,020
    26

    Sa

  • SEA–HEL, 09/27/2026 – 09/30/2026: From USD1,025
    27

    Su

  • SEA–HEL, 09/28/2026 – 10/19/2026: From USD972
    28

    Mo

  • SEA–HEL, 09/29/2026 – 10/20/2026: From USD906
    29

    Tu

  • SEA–HEL, 09/30/2026 – 10/21/2026: From USD918
    30

    We

  • SEA–HEL, 10/01/2026 – 10/08/2026: From USD972
    01

    Th

    OCT

  • SEA–HEL, 10/02/2026 – 10/16/2026: From USD1,149
    02

    Fr

  • SEA–HEL, 10/03/2026 – 10/06/2026: From USD1,021
    03

    Sa

  • SEA–HEL, 10/04/2026 – 10/18/2026: From USD1,015
    04

    Su

  • SEA–HEL, 10/05/2026 – 11/02/2026: From USD972
    05

    Mo

  • SEA–HEL, 10/06/2026 – 10/13/2026: From USD907
    06

    Tu

  • SEA–HEL, 10/07/2026 – 10/14/2026: From USD918
    07

    We

  • SEA–HEL, 10/08/2026 – 11/05/2026: From USD972
    08

    Th

  • SEA–HEL, 10/09/2026 – 10/16/2026: From USD972
    09

    Fr

  • SEA–HEL, 10/10/2026 – 10/13/2026: From USD1,021
    10

    Sa

  • SEA–HEL, 10/11/2026 – 11/08/2026: From USD961
    11

    Su

  • SEA–HEL, 10/12/2026 – 10/19/2026: From USD972
    12

    Mo

  • SEA–HEL, 10/13/2026 – 10/20/2026: From USD918
    13

    Tu

  • SEA–HEL, 10/14/2026 – 10/21/2026: From USD918
    14

    We

  • SEA–HEL, 10/15/2026 – 10/22/2026: From USD972
    15

    Th

    • RangeUSD906-USD1,264

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