Cheap flights from Oslo to Helsinki from $45
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oslo to Helsinki departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Oslo to Helsinki
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Oslo and Helsinki?
What is the cheapest month to fly to Helsinki?
The month of January is, on average, the cheapest month to fly to Helsinki from Oslo, with most prices found around $152. If you aren’t able to travel during the month of January, then book flights to Helsinki from Oslo during February instead. Flights to Helsinki in February, while not as cheap as those in January, still average around $154.
What is the cheapest day to depart on your flight to Helsinki?
The cheapest day to depart on your flight to Helsinki is on a Thursday when prices can be found for as low as $603. This is often the case because there is less demand to fly during this day of the week. Flights from Oslo to Helsinki on a Wednesday will generally be more expensive and average around $771. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Helsinki?
According to our data, the cheapest time of day to fly to Helsinki is in the evening. momondo users have found flights departing from Oslo to Helsinki in the evening for as low as $613. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Helsinki, so prices are often more expensive at around $789 per ticket.
What is the cheapest Oslo to Helsinki-Vantaa flight route?
Fly from Oslo Gardermoen to Helsinki-Vantaa for the best Oslo - Helsinki-Vantaa flight prices
How far in advance should I book a flight to Helsinki?
You are more likely to see cheaper flights to Helsinki from Oslo when booking 24 weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $180 when searching 24 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from Oslo for as low as $117 on momondo.
What cabin class options are available on Oslo to Helsinki-Vantaa flights?
There are 3 cabin classes available to choose from on Oslo to Helsinki-Vantaa flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Oslo to Helsinki-Vantaa?
Norwegian, airBaltic, and Finnair are the most popular carriers operating from Oslo to Helsinki-Vantaa
What airlines fly to Helsinki?
Finnair, Norwegian and Scandinavian Airlines are the top three most popular airlines that fly to Helsinki from Oslo according to our data. Finnair is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 3 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.
How many flights depart from Oslo to Helsinki on average per day?
6 flights are operational daily from Oslo to Helsinki as of June 2025. The most popular departure time for this route is 1:00PM, with 58% of flights per day taking off in the afternoon.
How many flights depart from Oslo to Helsinki on average per week?
The number of flights available between Oslo and Helsinki is 48 per week as of June 2025. The most frequent departure day is Thu, with 31% of weekly flights leaving on this day.
Cheap Oslo to Helsinki flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Oslo to Helsinki
How far is Oslo to Helsinki-Vantaa by plane?
There are 488.4 mi between Oslo and Helsinki-Vantaa. 1h 20m is a normal flight duration for this route.
When did momondo last update prices for flights from Oslo to Helsinki-Vantaa Airport?
Prices for flights from Oslo to Helsinki-Vantaa Airport refresh daily.
How many operators does momondo search for flights from Oslo to Helsinki-Vantaa Airport?
As of June 2025, there are 3 operators available to choose from for flights from Oslo to Helsinki-Vantaa Airport.
How old do you have to be to fly from Oslo to Helsinki-Vantaa Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oslo to Helsinki-Vantaa Airport.
What documentation or ID do you need to fly to Helsinki-Vantaa Airport?
The necessary travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Oslo to Helsinki
Compare and see reviews for airlines that fly from Oslo to Helsinki with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $82 | Free Cancellation | Rating 7.7 233 reviews | |||
| PriceFrom $114 | Free Cancellation | Rating 7.6 1,290 reviews | |||
| PriceFrom $120 | Free Cancellation | Rating 7.3 1,387 reviews |
Traveling to a place near Helsinki?
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Why should I use momondo to find a flight deal from Oslo to Helsinki?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Oslo to Helsinki for you.
Can I find flights from Oslo to Helsinki with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Oslo to Helsinki flights to just show those with flexible booking policies.
How can momondo help me find flights from Oslo to Helsinki?
momondo helps you find the best flight between Oslo and Helsinki by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Oslo to Helsinki right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Helsinki from Oslo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.