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Cheap flights from London to Helsinki from C$ 146

LON — HEL
22 Oct — 29 Oct1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Helsinki-Vantaa are usually found in February or January, booked 79 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from London to Helsinki

Enter your travel dates to find the best prices.

Cheapest flights from London to Helsinki

Mon 14/129:15 a.m. -
1 stop11h 10m
Sun 10/14:40 p.m. -
Nonstop3h 10m
Deal found 20/9C$ 267
Wed 16/125:35 p.m. -
1 stop5h 05m
Sun 20/129:35 p.m. -
1 stop13h 05m
Deal found 22/9C$ 273
Thu 5/1110:50 a.m. -
Nonstop3h 00m
Thu 12/117:20 a.m. -
1 stop11h 00m
Deal found 21/9C$ 274
Fri 20/1110:05 a.m. -
Nonstop3h 00m
Sun 22/114:40 p.m. -
Nonstop3h 10m
Deal found 22/9C$ 275
Wed 4/117:40 a.m. -
1 stop9h 05m
Wed 11/1112:35 p.m. -
1 stop9h 00m
Deal found 21/9C$ 277
Mon 14/129:15 a.m. -
1 stop8h 05m
Mon 11/19:20 a.m. -
1 stop9h 00m
Deal found 20/9C$ 280
Mon 2/1110:50 a.m. -
Nonstop3h 00m
Wed 4/117:20 a.m. -
1 stop11h 00m
Deal found 19/9C$ 281
Fri 6/1110:05 a.m. -
Nonstop3h 00m
Fri 13/117:20 a.m. -
1 stop11h 00m
Deal found 22/9C$ 288
Wed 4/117:40 a.m. -
1 stop9h 05m
Sat 7/111:40 p.m. -
1 stop7h 05m
Deal found 22/9C$ 288
Fri 30/105:35 p.m. -
1 stop5h 05m
Sun 1/119:35 p.m. -
1 stop13h 05m
Deal found 22/9C$ 291
Sat 7/117:40 a.m. -
1 stop9h 05m
Sat 14/117:30 p.m. -
1 stop14h 35m
Deal found 22/9C$ 291
Mon 2/1110:50 a.m. -
Nonstop3h 00m
Fri 6/118:15 a.m. -
Nonstop3h 10m
Deal found 19/9C$ 294

Find flight deals from London to Helsinki

Round-trip from

C$ 267

One-way from

C$ 146

Popular in

June

Cheapest in

February

Average price

C$ 347

Good one-way deal

C$ 86 or less
Norwegian
  • Norwegian
  • 14/12-10/1
  • 1 total stop
  • 14h 20m total
  • London to Helsinki
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Norwegian
  • Norwegian
  • 18/3-31/12
  • 1 total stop
  • 11h 55m total
  • London to Helsinki
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Highest demand for flights based on searches. 29% potential increase in price (C$ 192 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 24 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a one-way flight from London (LON) to Helsinki-Vantaa.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Thu 18/3

8:10 p.m.-10:05 a.m.

1 stop11h 55m

Helsinki-Vantaa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 146

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Fri 8/1

10:05 a.m.-3:05 p.m.

Nonstop3h 00m

Helsinki-Vantaa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 159

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Sun 13/12

9:05 a.m.-12:40 a.m.

1 stop13h 35m

Helsinki-Vantaa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 160

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Sat 21/11

9:25 a.m.-12:40 a.m.

1 stop13h 15m

Helsinki-Vantaa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 160

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Sun 7/3

5:35 p.m.-8:20 a.m.

1 stop12h 45m

Helsinki-Vantaa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 160

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Sun 8/11

9:05 a.m.-12:40 a.m.

1 stop13h 35m

Helsinki-Vantaa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 160
Quickest round-trip

LondonHelsinki

LHR London Heathrow - HEL Helsinki-Vantaa

LHRHEL

London Heathrow

Thu 18/3

7:30 a.m.-12:20 p.m.

Nonstop2h 50m

Helsinki-Vantaa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 183

LondonHelsinki

LHR London Heathrow - HEL Helsinki-Vantaa

LHRHEL

London Heathrow

Thu 18/3

6:40 a.m.-2:50 p.m.

1 stop6h 10m

Helsinki-Vantaa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 183

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Thu 24/12

10:50 a.m.-3:50 p.m.

Nonstop3h 00m

Helsinki-Vantaa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 184

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Sun 1/11

6:35 p.m.-11:35 p.m.

Nonstop3h 00m

Helsinki-Vantaa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 201

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/9

Showing 1-10 of 35 resultsSorted by cheapest first
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Best time to book a flight from London to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from London with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from London to Helsinki

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

Currently, February is the cheapest month in which you can book a flight from London to Helsinki (average of C$ 155). Flying from London to Helsinki in July is currently the most expensive (average of C$ 503). 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.

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

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

Weekly flight availability from London to Helsinki

The most flights from LON to HEL are scheduled on a Monday (29 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (19 on average).

How much does it cost to fly round-trip from London to Helsinki?

Airfare is typical for this route at the moment.
London to Helsinki flights typically cost between C$ 211 and C$ 494 in December.
The cheapest round-trip price found within the last 5 days was C$ 267 on Norwegian (14 Dec-10 Jan).

How often are flights from London to Helsinki delayed?

About 18% of weekly flights between London and Helsinki have experienced delays in the past year, with the average delay time being 111 minutes.

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

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

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

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

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

Over the past year, Ryanair has had the lowest number of delays on this route, with just 14% of flights being delayed.

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

The best time to book flights from London to Helsinki is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

  • What airport do you fly into for flights to Helsinki from London?

    Helsinki-Vantaa (HEL) is the airport you will fly into if you book a flight from London to Helsinki. You should not have trouble finding flights to Helsinki-Vantaa from London; the airport handles an average of 24 inbound flights from London per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Helsinki airport from London. It is only a 17.1 km journey from Helsinki-Vantaa (HEL) to Helsinki’s city centre.

  • How long is the flight from London to Helsinki?

    For as low as C$ 274, Norwegian can have you in Helsinki from London in 3h. There are 1856 km between London and Helsinki. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from London to Helsinki?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Helsinki on time: Japan Airlines (86%), Malaysia Airlines (84%), LATAM Airlines (82%).

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

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

  • How can I find direct flights from London to Helsinki?

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

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

    Yes. Cheapflights offers flight deals from London 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.

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

    Currently, February is the cheapest month in which you can book a flight from London to Helsinki (average of C$ 155). Flying from London to Helsinki in July is currently the most expensive (average of C$ 503). 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.

See more FAQs

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Alternative routes for London to Helsinki

Gatwick to Helsinki flights

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