Cheap flights from London to Helsinki from C$ 140

The month of February is, on average, the cheapest month to fly to Helsinki from London, with most prices found around C$ 153. The month of January is another great option to travel to Helsinki, with average flight prices from London averaging around C$ 158.

The cheapest day to depart on your flight to Helsinki is on a Wednesday when prices can be found for as low as C$ 770. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from London to Helsinki for around C$ 1,093.

In the morning is the cheapest time of day to fly from London to Helsinki when you can find flight prices for as low as C$ 770. Flying to Helsinki in the morning is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of C$ 976.

Fly from London Stansted to Helsinki-Vantaa for the best London - Helsinki-Vantaa flight prices

You are more likely to see cheaper flights to Helsinki from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around C$ 473 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from London for as low as C$ 374 on momondo.

There are 3 cabin classes available to choose from on London to Helsinki flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between London to Helsinki.

As of September 2026, prices for London to Helsinki flights are approximately 22% more expensive when compared to flights at the same time last year.

Historically, on average around 18% of flights between London and Helsinki have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Ryanair has had the least delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.