Book flights from Oslo to Helsinki from €57*

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.


Check out the flight deals!

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

Sep 2026
From€215*
Seen: 12 hrs ago
Flight Type: One Way/Economy
Oct 2026
From€81*
Seen: 17 hrs ago
Flight Type: One Way/Economy
Nov 2026
From€57*
Seen: 20 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 €342
Displaying fares for September-2026
  • OSL–HEL, 30.09.2026: From €215
    30

    We

    SEP

  • OSL–HEL, 01.10.2026: From €164
    01

    Th

  • OSL–HEL, 02.10.2026: From €143
    02

    Fr

  • OSL–HEL, 03.10.2026: From €126
    03

    Sa

  • OSL–HEL, 04.10.2026: From €126
    04

    Su

  • OSL–HEL, 05.10.2026: From €126
    05

    Mo

  • OSL–HEL, 06.10.2026: From €111
    06

    Tu

  • OSL–HEL, 07.10.2026: From €251
    07

    We

  • OSL–HEL, 08.10.2026: From €164
    08

    Th

  • OSL–HEL, 09.10.2026: From €111
    09

    Fr

  • OSL–HEL, 10.10.2026: From €99
    10

    Sa

  • OSL–HEL, 11.10.2026: From €99
    11

    Su

  • OSL–HEL, 12.10.2026: From €89
    12

    Mo

  • OSL–HEL, 13.10.2026: From €89
    13

    Tu

  • OSL–HEL, 14.10.2026: From €99
    14

    We

  • OSL–HEL, 15.10.2026: From €215
    15

    Th

  • OSL–HEL, 16.10.2026: From €164
    16

    Fr

  • OSL–HEL, 17.10.2026: From €342
    17

    Sa

  • OSL–HEL, 18.10.2026: From €164
    18

    Su

  • OSL–HEL, 19.10.2026: From €215
    19

    Mo

  • OSL–HEL, 20.10.2026: From €126
    20

    Tu

  • OSL–HEL, 21.10.2026: From €81
    21

    We

  • OSL–HEL, 22.10.2026: From €81
    22

    Th

  • OSL–HEL, 23.10.2026: From €99
    23

    Fr

  • OSL–HEL, 24.10.2026: From €99
    24

    Sa

  • OSL–HEL, 25.10.2026: From €143
    25

    Su

  • OSL–HEL, 26.10.2026: From €81
    26

    Mo

  • OSL–HEL, 27.10.2026: From €81
    27

    Tu

  • OSL–HEL, 28.10.2026: From €89
    28

    We

  • OSL–HEL, 29.10.2026: From €164
    29

    Th

    • Range€81-€342

    *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: 02.03.2027

    From

    €57

    Seen: 17 hrs ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 14.01.2027

    From

    €57

    Seen: 17 hrs ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 13.01.2027

    From

    €57

    Seen: 17 hrs ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 15.12.2026

    From

    €57

    Seen: 17 hrs ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 31.08.2027

    From

    €57

    Seen: 18 hrs ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 09.02.2027

    From

    €57

    Seen: 18 hrs ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 18.01.2027

    From

    €57

    Seen: 18 hrs ago

    Oslo (OSL)Helsinki (HEL)One way
    /
    Economy    		Depart: 10.02.2027

    From

    €57

    Seen: 18 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 January. 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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