Find cheap airlines flights from Oslo to Helsinki

Choose from 3 carriers that fly from Oslo to Helsinki, including Finnair, Norwegian Air Shuttle ASA, and Airbaltic. Enjoy the cheapest tickets on this route with Norwegian Air Shuttle ASA.

Book direct flights from Oslo to Helsinki: One way flights from NZD 69, round trip flights from NZD 176. Find flight deals for the next 3 months below.

Displayed flight fares from Oslo to Helsinki are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Oslo to Helsinki

The distance between Oslo and Helsinki is approximately 794.79 km. It takes around 1 hour 25 minutes on average to fly from Oslo to Helsinki. Based on Trip.com's data travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight priceNZD 69
Cheapest round-trip ticket priceNZD 168
Off-season for travelOctober
Peak season for travelJuly
Flight distance794.79 km
Average flight time1 hour 25 minutes
Popular airlineFinnair

When is the cheapest time to fly from Oslo to Helsinki?

The cheapest time for Oslo to Helsinki flights: Jan 25 to Feb 1 — one way flight prices from NZD 69.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Oslo to Helsinki, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Oslo to Helsinki (OSL-HEL)?

    Based on Trip.com data, Norwegian Air Shuttle ASA offers one-way fares as low as NZD 69 on Cheapest nonstop routes (e.g. OSL to HEL on Thu, Jan 29), while Norwegian Air Shuttle ASA offers Cheapest nonstop round-trips from NZD 168 departing on Thu, Jan 29 and returning on Sun, Feb 1.
  • At the moment, you can catch a nonstop flight from Oslo to Helsinki with the following airlines, including: Finnair Norwegian Air Shuttle ASA Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 1 hour 25 minutes to fly from Oslo (OSL) to Helsinki (HEL).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Oslo to Helsinki is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 34 flight per week flying from Oslo to Helsinki. You can check the weekly schedule for popular airlines on this route below: Finnair: S/M/T/W/T/F/S -- AY914 (12:25)
  • To find best deals on flights from Oslo to Helsinki, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Jan 29, with one-way flights priced at just NZD 69.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Norwegian Air Shuttle ASA.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Helsinki travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Oslo to Helsinki is October, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Oslo to Helsinki on December 14, 2025 with Norwegian Air Shuttle ASA, with prices starting at NZD 73.
  • You can land at any one of the following hubs in Helsinki, with Oslo Airport to Helsinki Airport (OSL-HEL) is by far the most common option on this route: Helsinki Airport (HEL).
  • The time difference between Helsinki and Oslo is 1h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.