Book direct flights from Helsinki to Oslo: One way flights from SAR 172, round trip flights from SAR 582. Find flight deals for the next 3 months below.

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

Flight Info | Helsinki to Oslo

The distance between Helsinki and Oslo is approximately 794.79 km. It takes around 1 hour 33 minutes on average to fly from Helsinki to Oslo. Based on Trip.com's data travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight priceSAR 128
Cheapest return ticket priceSAR 409
Off-season for travelOctober
Peak season for travelJuly
Flight distance794.79 km
Average flight time1 hour 33 minutes

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

The cheapest time for Helsinki to Oslo flights: Jan 18 to Jan 25 — one way flight prices from SAR 127.

Cheapest flights
From price
Search
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
  • 18
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Helsinki to Oslo, calculated over the upcoming 10 weeks.

Frequently Asked Questions

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

    Based on Trip.com data, Airbaltic offers one-way fares as low as SAR 128 on Cheapest nonstop routes (e.g. HEL to OSL on Thu, Jan 22), while Airbaltic offers Cheapest nonstop round-trips from SAR 409 departing on Tue, Feb 10 and returning on Tue, Feb 17.
  • It takes about 1 hour 33 minutes to fly from Helsinki (HEL) to Oslo (OSL).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Helsinki to Oslo 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.
  • To find best deals on flights from Helsinki to Oslo, 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 22, with one-way flights priced at just SAR 128.
    · 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 Oslo travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Helsinki to Oslo is October, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Helsinki to Oslo on December 28, 2025 with Airbaltic, with prices starting at SAR 423.
  • The time difference between Oslo and Helsinki 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.