Oslo to Helsinki

1 ways to travelfastest 1h 25mfly from €56
Photo: Tapio Haaja / Unsplash

How the cheapest fare moved

Aug 17: €64 €64 Aug 10 Aug 17 low €56 · high €86

Departure-day prices · March 2026 Oslo → Helsinki

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Return-day prices · March 2026 Helsinki → Oslo

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Best time to visit Helsinki — climate

Jan: ~2°C daytime, 17 rainy days JanFeb: ~-1°C daytime, 5 rainy days -1° FebMar: ~5°C daytime, 9 rainy days MarApr: ~9°C daytime, 11 rainy days AprMay: ~13°C daytime, 12 rainy days 13° MayJun: ~17°C daytime, 20 rainy days 17° JunJul: ~23°C daytime, 11 rainy days 23° JulAug: ~19°C daytime, 14 rainy days 19° AugSep: ~16°C daytime, 12 rainy days 16° SepOct: ~10°C daytime, 14 rainy days 10° OctNov: ~6°C daytime, 15 rainy days NovDec: ~4°C daytime, 14 rainy days Dec

Best value: Aug — fares from €56 and ~19°C daytime.

Flights from Oslo to Helsinki start around €56 (direct flights available). Range seen recently: €56–79, based on 10 fares found by travellers.

Fly (from €56)
1h 25mduration
€56–79recent fares
Book
Cheapest cached fares Oslo → Helsinki; direct flights available (e.g. D8). · Based on 10 fares found by travellers in the last 48h

Cheapest round trips to Helsinki

Fares found by travellers in the last 48 hours — refreshed daily.

Aug 21 – Aug 23 airBaltic · 1 stop · 2h 30m €137 Book
Oct 20 – Oct 25 Norwegian Air Shuttle · Direct · 1h 25m €149 Book

Weather in Helsinki

Mon 🌦️ 20° 16° 💧16%
Tue ☁️ 20° 13° 💧2%
Wed ☁️ 21° 14° 💧33%
Thu 🌦️ 19° 11° 💧30%
Fri 🌦️ 18° 14° 💧55%
Sat 🌦️ 18° 14° 💧44%
Sun 🌦️ 19° 13° 💧58%

In Mar, Helsinki typically sees ~5°C daytime highs and 9 rainy days.

Where to stay in Helsinki

3★+ hotels from €79/night (40 hotels sampled, ~3 weeks out).

Noli Sörnäinen hotel · Helsinki
from €79/night★ 4
Scandic Park Helsinki hotel · Helsinki
from €88/night★ 4
Scandic Ruoholahti hotel · Helsinki
from €88/night★ 4

Good to know

CurrencyEuro (€)
Power plugsType C/F
BorderSchengen — no passport control from Schengen countries
Time difference+1h
Time in the air1h 25m

Things to do in Helsinki

Top-rated tours and tickets from €49 — book ahead for the popular ones.

Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.

About Helsinki

Helsinki (Swedish: Helsingfors) is Finland's capital and largest city. Helsinki combines modern and historic architectural styles with beautiful open spaces. The city is surrounded by hundreds of tiny islands, and is a cultural bridge between the East and West. The "Pearl of the Baltic Sea" is easy to explore on foot or on bike, and it has a laid-back vibe.

Read the full Helsinki guide

Guide content from Wikivoyage contributors (CC BY-SA).

Round out the trip

Popular from Oslo

Cheapest destinations travellers searched recently — refreshed daily.

Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo; exchange rates: ECB reference. Data updated 2026-08-17. Some links earn Stayonomy a commission at no cost to you.