Q: How much does it cost for a return flight from Trondheim to Helsinki?

Airfare is below average for this route at the moment. Trondheim to Helsinki flights typically cost between £200 and £259 in October. The cheapest return price found within the last 5 days was £160 on Finnair (17 Oct–19 Oct).

Question 1

What is the most punctual flight time for Trondheim to Helsinki flights?

Accepted Answer

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

Question 2

Which airline has the best punctuality record on Trondheim to Helsinki flights?

Accepted Answer

Over the past year, Finnair have had the lowest number of delays on this route, with just 10% of flights being delayed.

Question 3

How much does it cost for a return flight from Trondheim to Helsinki?

Accepted Answer

Airfare is below average for this route at the moment.Trondheim to Helsinki flights typically cost between £200 and £259 in October.
The cheapest return price found within the last 5 days was £160 on Finnair (17 Oct–19 Oct).

Question 4

How often are flights from Trondheim to Helsinki delayed?

Accepted Answer

About 10% of weekly flights between Trondheim and Helsinki have experienced delays in the past year, with the average delay time being 103 minutes.

Question 5

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Sunday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Question 6

How popular is this Trondheim to Helsinki flight route?

Accepted Answer

This flight path from Trondheim Vaernes to Helsinki-Vantaa was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Question 7

How long is the flight from Trondheim to Helsinki?

Accepted Answer

Departing from Trondheim to Helsinki will take you 2h 05m. Airlines will cover a distance of 504 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

Question 8

How far ahead should I book a flight from Trondheim to Helsinki?

Accepted Answer

The price you pay for your flight from Trondheim to Helsinki may vary depending on when you book. For the best chance of a lower fare, look to book 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 9

What is the cheapest month to book a flight from Trondheim to Helsinki?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Trondheim to Helsinki (average of £182). Flying from Trondheim to Helsinki in December is currently the most expensive (average of £287). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 10

Weekly flight availability from Trondheim to Helsinki

Accepted Answer

The most flights from TRD to HEL are scheduled on a Thursday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Question 11

E

Accepted Answer

In terms of precipitation, rainfall in Helsinki ranges from 30.0 - 70.0 inches per month. August is typically the wettest month, when rainfall can reach 70.0 mm. February is typically the driest time to visit Helsinki when rainfall is around 30.0 mm.

Question 12

E

Accepted Answer

If weather is an important factor for your trip to Helsinki, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -6.0 C).

Question 13

What are the most reliable airlines from Trondheim to Helsinki?

Accepted Answer

The top 3 most reliable airlines when flying from Trondheim to Helsinki are Qatar Airways (82%), Japan Airlines (82%) and Alaska Airlines (81%).

Question 14

What is the cheapest time of day to fly from TRD to HEL?

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Trondheim to Helsinki as you normally would.

Question 15

Can I find deals for flights from Trondheim to Helsinki that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Trondheim to Helsinki flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 16

How can I find direct flights from Trondheim to Helsinki?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Trondheim to Helsinki.

Question 17

Can I find deals for business class flights from Trondheim to Helsinki?

Accepted Answer

Yes. Cheapflights offers flight deals from Trondheim to Helsinki by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 18

How does Cheapflights help users find flights from Trondheim to Helsinki?

Accepted Answer

When you search for this flight from Trondheim to Helsinki, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Question 19

Why should you use Cheapflights to find cheap flight tickets from Trondheim to Helsinki?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Trondheim to Helsinki by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 20

Can Cheapflights find flights from Trondheim to Helsinki with no change fees?

Accepted Answer

Certainly. Search results for flights to Helsinki from Trondheim shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 21

Can Cheapflights notify me if prices for flights from Trondheim to Helsinki become cheaper?

Accepted Answer

Not ready to book yet? You can track prices for flights from Trondheim to Helsinki on Cheapflights with our Price Alert feature and get notified when better prices are available.

Round-trip from	£160
One-way from	£76
Popular in	December
Cheapest in	January
Average price	£225

Cheap flights from Trondheim to Helsinki from £76

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Trondheim to Helsinki

Cheapest flights from Trondheim to HelsinkiExplore the most affordable flight options available from Trondheim to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 September 2026.

Explore the most affordable flight options available from Trondheim to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 September 2026.

Best flights from Trondheim to HelsinkiDiscover carefully curated flight deals from Trondheim to Helsinki that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 September 2026.

Discover carefully curated flight deals from Trondheim to Helsinki that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 September 2026.

Direct flights from Trondheim to HelsinkiExplore direct flight options from Trondheim to Helsinki based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 September 2026.

Explore direct flight options from Trondheim to Helsinki based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 September 2026.

Last-minute flights from Trondheim to HelsinkiDiscover last-minute flight deals from Trondheim to Helsinki. Data last updated 25 September 2026 and is based on user searches.

Discover last-minute flight deals from Trondheim to Helsinki. Data last updated 25 September 2026 and is based on user searches.

One-way flights from Trondheim to HelsinkiSearch for one-way flight options from Trondheim to Helsinki. Find affordable one-way fares based on user searches. Data last updated 25 September 2026.

Search for one-way flight options from Trondheim to Helsinki. Find affordable one-way fares based on user searches. Data last updated 25 September 2026.

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Cheapflights Insights

How far ahead should I book a flight from Trondheim to Helsinki?

The price you pay for your flight from Trondheim to Helsinki may vary depending on when you book. For the best chance of a lower fare, look to book 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Trondheim to Helsinki?

What is the cheapest time of day to fly from TRD to HEL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Trondheim to Helsinki as you normally would.

How much does it cost for a return flight from Trondheim to Helsinki?

Airfare is below average for this route at the moment.

Trondheim to Helsinki flights typically cost between £200 and £259 in October.The cheapest return price found within the last 5 days was £160 on Finnair (17 Oct–19 Oct).

Weekly flight availability from Trondheim to Helsinki

The most flights from TRD to HEL are scheduled on a Thursday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

How often are flights from Trondheim to Helsinki delayed?

About 10% of weekly flights between Trondheim and Helsinki have experienced delays in the past year, with the average delay time being 103 minutes.

What is the most punctual flight time for Trondheim to Helsinki flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Trondheim to Helsinki flights?

Over the past year, Finnair have had the lowest number of delays on this route, with just 10% of flights being delayed.

Related info for your journey

How popular is this Trondheim to Helsinki flight route?

How long is the flight from Trondheim to Helsinki?

What are the most reliable airlines from Trondheim to Helsinki?

Can I find deals for flights from Trondheim to Helsinki that include hotel bookings?

How can I find direct flights from Trondheim to Helsinki?

Can I find deals for business class flights from Trondheim to Helsinki?

What is the cheapest month to book a flight from Trondheim to Helsinki?

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Why should you use Cheapflights to find cheap flight tickets from Trondheim to Helsinki?

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Can Cheapflights notify me if prices for flights from Trondheim to Helsinki become cheaper?

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Cheapest flights from Trondheim to Helsinki
Explore the most affordable flight options available from Trondheim to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 September 2026.

Best flights from Trondheim to Helsinki
Discover carefully curated flight deals from Trondheim to Helsinki that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 September 2026.

Direct flights from Trondheim to Helsinki
Explore direct flight options from Trondheim to Helsinki based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 September 2026.

Last-minute flights from Trondheim to Helsinki
Discover last-minute flight deals from Trondheim to Helsinki. Data last updated 25 September 2026 and is based on user searches.

One-way flights from Trondheim to Helsinki
Search for one-way flight options from Trondheim to Helsinki. Find affordable one-way fares based on user searches. Data last updated 25 September 2026.

Trondheim to Helsinki flights typically cost between £200 and £259 in October.
The cheapest return price found within the last 5 days was £160 on Finnair (17 Oct–19 Oct).