Book flights from Oslo to Helsinki from €75*

Travel between Oslo and Helsinki with airBaltic and enjoy a smooth, comfortable journey. Book your flight today and start your next adventure.

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*Fares displayed have been collected the last 48hrs and may no longer be available at time of booking. Additional fees and charges for products and services may apply.

See how Oslo - Helsinki vary by month and day to find the best time to fly

Sep 2026
From€81*
Seen: 10 hrs ago
Flight Type: One Way/Economy
Oct 2026
From€81*
Seen: 4 hrs ago
Flight Type: One Way/Economy
Nov 2026
From€75*
Seen: 2 hrs ago
Flight Type: One Way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label €81
cmp-daily-histogram-bars-legend-max-price-aria-label €164
Displaying fares for September-2026
  • OSL–HEL, 10.09.2026: From €164
    10

    Th

    SEP

  • OSL–HEL, 11.09.2026: From €164
    11

    Fr

  • OSL–HEL, 12.09.2026: From €144
    12

    Sa

  • OSL–HEL, 13.09.2026: From €144
    13

    Su

  • OSL–HEL, 14.09.2026: From €126
    14

    Mo

  • OSL–HEL, 15.09.2026: From €126
    15

    Tu

  • OSL–HEL, 16.09.2026: From €126
    16

    We

  • OSL–HEL, 17.09.2026: From €164
    17

    Th

  • OSL–HEL, 18.09.2026: From €112
    18

    Fr

  • OSL–HEL, 19.09.2026: From €99
    19

    Sa

  • OSL–HEL, 20.09.2026: From €99
    20

    Su

  • OSL–HEL, 21.09.2026: From €99
    21

    Mo

  • OSL–HEL, 22.09.2026: From €99
    22

    Tu

  • OSL–HEL, 23.09.2026: From €164
    23

    We

  • OSL–HEL, 24.09.2026: From €164
    24

    Th

  • OSL–HEL, 25.09.2026: From €164
    25

    Fr

  • OSL–HEL, 26.09.2026: From €144
    26

    Sa

  • OSL–HEL, 27.09.2026: From €99
    27

    Su

  • OSL–HEL, 28.09.2026: From €81
    28

    Mo

  • OSL–HEL, 29.09.2026: From €81
    29

    Tu

  • OSL–HEL, 30.09.2026: From €81
    30

    We

  • OSL–HEL, 01.10.2026: From €112
    01

    Th

    OCT

  • OSL–HEL, 02.10.2026: From €81
    02

    Fr

  • OSL–HEL, 03.10.2026: From €81
    03

    Sa

  • OSL–HEL, 04.10.2026: From €81
    04

    Su

  • OSL–HEL, 05.10.2026: From €81
    05

    Mo

  • OSL–HEL, 06.10.2026: From €81
    06

    Tu

  • OSL–HEL, 07.10.2026: From €81
    07

    We

  • OSL–HEL, 08.10.2026: From €81
    08

    Th

  • OSL–HEL, 09.10.2026: From €81
    09

    Fr

    • Range€81-€164

    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for products and services may apply.


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    Find the best deals for flights from Oslo to Helsinki with airBaltic

    Fly from Oslo to Helsinki with airBaltic and enjoy affordable fares, flexible schedules, and a comfortable travel experience. Whether you’re planning a business trip, a weekend getaway, or a holiday escape, offers convenient flights and exceptional service to make your journey smooth from booking to arrival.

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    Find the best deals for flights from Oslo to Helsinki with airBaltic
    From
    To
    Fare Type
    Dates
    Price
    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 06.12.2026

    From

    €75

    Seen: 2 hrs ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 16.04.2027

    From

    €75

    Seen: 2 hrs ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 25.03.2027

    From

    €75

    Seen: 1 hour ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 27.12.2026

    From

    €75

    Seen: 1 hour ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 31.03.2027

    From

    €75

    Seen: 1 hour ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 14.05.2027

    From

    €75

    Seen: 1 hour ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 06.05.2027

    From

    €75

    Seen: 2 hrs ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 13.04.2027

    From

    €75

    Seen: 2 hrs ago

    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for products and services may apply.

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    Frequently asked questions about flights from Oslo to Helsinki

    What is the cheapest month to fly from Oslo to Helsinki?

    The cheapest month to fly from Oslo to Helsinki is typically September. Fares can vary depending on demand and availability, so compare travel dates to find the best price for your trip.

    When is the best time to book a flight from Oslo to Helsinki?

    The best time to book a flight from Oslo to Helsinki depends on factors such as travel dates, season, and demand. Booking in advance and comparing different travel dates can help you find a suitable fare.

    How can I find best deals with airBaltic from Oslo to Helsinki?

    airBaltic frequently has campaigns for flights from Oslo to Helsinki, you can subscribe to our newsletter and be among the first ones to know about the sales

    Which airport does my airBaltic flight arrive in Helsinki?

    Your airBaltic flight arrives to Helsinki-Vantaa Airport (HEL).

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