Oslo to Helsinki flight
Flights from Oslo to Helsinki start at $134.21.
Check dates and fares
Fares and seats move by the day. Price Oslo to Helsinki on the date you actually want, rather than on the date this page was built.
The Flights from Oslo to Helsinki starts at $134.21, run by 2 operators over 1,381 km. Fares bottom out about 90 days before departure.
- 33h 21mDoor to door
- 29h 29mMoving
- $140.07 to $308.61From
- 124.4 kgCO2
33h 21m
29h 29m
$140.07 to $308.61
124.4 kg$140.07 to $308.61 for one passenger across the 14 departure dates priced here. The low end is one day, not every day. Typical for this corridor. The operator sets the price on the day.
Fares by date
What this journey usually costs, by departure date. It shows which days run dearer.
Typical fares
- about $270.87Wed7
- about $308.61Thu8
- about $281.93Fri9
- about $255.90Sat10
- about $199.94Sun11
- about $205.14Mon12
- about $196.03Tue13
- about $140.07Wed14
- about $201.24Thu15
- about $184.32Fri16
- about $183.02Sat17
- about $171.96Sun18
- about $153.73Mon19
- about $146.57Tue20
Based on what this route has cost recently. The live fare is confirmed when you book.
Airlines
| Operator | Typical speed | Flexibility | On board |
|---|---|---|---|
 Thomsonfly | 740 km/h | Fixed fare | Not published |
 Finnlines | 33 km/h | Changeable | Bar, Bicycles, Cabins, Cafe, Restaurant, Restrooms |
The flight gets you into Helsinki. These two partners take it from there, and the bed is theirs to book.
A room in Helsinki for the night the flight gets in
Sort by distance from Helsinki Central and you can see which places are ten minutes on foot and which are not.
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When to book Oslo to Helsinki
The same search run across the whole booking window, so the shape of the curve is visible rather than described.
- $61.6490 days
- $102.2960 days
- $75.6045 days
- $88.3430 days
- $88.9421 days
- $90.7614 days
- $136.867 days
- $158.713 days
- $201.171 days
- Cheapest lead time
- Fares bottom out around 90 days ahead, at $61.64.
- How much it moves
- The gap between the cheapest and most expensive lead time is 226 percent. The most expensive point is $201.17, 1 days out.
- What that means
- Today sits inside the cheap window, which closes about 90 days before departure. Waiting from here has usually cost money on this corridor rather than saved it.
Which departure day costs least
Median cheapest fare for each weekday, taken across the next three weeks of real prices.
- $125.95Sun
- $93.19Mon
- $90.76Tue
- $108.96Wed
- $119.88Thu
- $133.83Fri
- $122.91Sat
Where you leave from and where you arrive
Oslo
Air- OSL
- TRF
What the journey looks like
- Direct or connecting
- 0% of the services we sell on this corridor run through without a change. The remaining 100% involve one connection.
- How far it really runs
- The route covers 1,381 km against 787 km in a straight line, a detour of 39 percent. Track and road geometry account for the difference.
- Where the change is
- Connections are made at Stockholm, Copenhagen. The gap between arriving and leaving is 60 minutes, of which about 14 is walking.
- If the connection is missed
- The tightest connection we sell here has a 16 percent chance of not being made on the timetable alone. Part of this journey is a self transfer between separate tickets, so leave more time than the minimum and expect to check in again.
Flights against the other ways to make this journey
| Mode | Door to door | Moving | At the ends | From | CO2 |
|---|---|---|---|---|---|
| Train | 21h 51m | 19h 44m | 2h 7m | $72.57 | 22.9 kg |
| Flight | 33h 21m | 29h 29m | 3h 52m | $134.21 | 124.4 kg |
Questions about Oslo to Helsinki
The questions people actually ask about this trip, answered from the same prices and times the page above is built on rather than written once and left to go stale.
How long does the Flight from Oslo to Helsinki take?
The Flight from Oslo to Helsinki covers 1,381 km. Each operator's own departure and arrival times for the date you pick are in the search at the top of this page, beside the total price.
How much does the Flight from Oslo to Helsinki cost?
The Flight from Oslo to Helsinki starts at $134.21 for one passenger, as of October 6, 2026. A typical fare is $134.21. Both are the total including taxes, supplier fees and our service fee, so the price here is the price at checkout.
Who runs the Flight from Oslo to Helsinki?
2 operators run the Flight from Oslo to Helsinki: Thomsonfly, Finnlines. The operator table on this page sets out fare, journey time, cruising speed, fare conditions and what is provided on board.
Which terminal does the Flight from Oslo to Helsinki use?
The Flight from Oslo to Helsinki leaves from Oslo-Gardermoen International Airport OSL and arrives at HELSINKI. Allow about 2h 20m for reaching the departure terminal and leaving the arrival one. That time is already inside every door to door figure quoted on this page.
Is the Flight the best way from Oslo to Helsinki?
Traveling from Oslo to Helsinki by Train costs $72.57, against $134.21 by Flight. The comparison table on this page shows every mode side by side.
When should I book the Flight from Oslo to Helsinki?
Fares for the Flight from Oslo to Helsinki bottom out around 90 days ahead, at $61.64. The gap between the cheapest and most expensive lead time across the window is 226 percent, measured on October 6, 2026. Booking inside the final week has consistently cost more.
How much CO2 does the Flight from Oslo to Helsinki produce?
The Flight from Oslo to Helsinki produces about 124.4 kg of CO2 per passenger over 1381 km, which works out at roughly 90 grams per passenger kilometer. That figure is for the whole journey and for one traveler, not for the vehicle.
What is provided on board the Flight from Oslo to Helsinki?
Operators on the Flight from Oslo to Helsinki publish Bar, Bicycles, Cabins, Cafe, Restaurant, Restrooms. That is what 2 carriers on this corridor state about their own fleets. Where a carrier publishes nothing, this page lists nothing for it.
Where these numbers come from
Places, coordinates, operators, which operator serves which pair, and every distance on this page are real and come from open data. Where a corridor has a filed timetable the departure times are real too, and ferry fares are the prices the operators publish themselves.
Observed service A carrier record names this operator on this pair, carried through unchanged.
Prices come from the supplier wherever we hold a live quote. Elsewhere we show an indicative price built from the real distance, the real operator and a fare curve over lead time, day of the week and season. Those are labeled Estimated fare and cannot be booked.
Defined in full at Door to door, Fares, The booking window, Carbon