Cheap flights from Lisbon to Helsinki

LIS — HEL
5 Aug — 12 Aug1
1 adult

Cheapflights Tip: The best prices from Lisbon Humberto Delgado to Helsinki-Vantaa are usually found in January or March, booked 70 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

Cheap flight deals from Lisbon to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to Helsinki (HEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 31 July 2025.

Popular in

July

Cheapest in

January

Average price

£363

Good round-trip deal

£184 or less

Good one-way deal

£154 or less
Highest demand for flights based on searches. 16% potential increase in price (£41 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Lisbon Humberto Delgado to Helsinki-Vantaa.
Price to beat on a one-way flight from Lisbon Humberto Delgado to Helsinki-Vantaa.

Best time to book a flight from Lisbon to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Lisbon with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a return flight from Lisbon to Helsinki. Price data was last updated on 25 July 2025.

To ensure you get the cheapest price possible for a flight from Lisbon to Helsinki, you should look to book at least 70 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Lisbon to Helsinki (average of £92). Flying from Lisbon to Helsinki in July is currently the most expensive (average of £305). 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 LIS to HEL?

Find hourly flight availability from Lisbon to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 July 2025.

It’s typically best to fly out from Lisbon to Helsinki in the morning. Doing so could potentially save you 61% on the flight price compared to flying at midday, which is usually more expensive.

What’s the top stopover airport for flights from Lisbon to Helsinki?

Share of one-stop return flights from Lisbon to Helsinki chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Frankfurt am Main (FRA) – chosen by Cheapflights users on 50% of one-stop itineraries from Lisbon to Helsinki on Cheapflights.

What’s the cheapest stopover airport for flights from Lisbon to Helsinki?

Average return fare for one-stop flights from Lisbon to Helsinki, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Frankfurt am Main (FRA) is the most affordable one-stop option, with an average return flight price of £134.

What’s the fastest stopover option from Lisbon to Helsinki?

Shortest average travel time for one-stop one-way flights from Lisbon to Helsinki, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for one-stop routes: 6h 40m.

Which airport typically offers the quickest stopover for flights from Lisbon to Helsinki?

Average stopover duration for one-stop one-way flights from Lisbon to Helsinki, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average stopover time of 1h 00m.

Related info for your journey

Find useful and relevant information for your journey from Lisbon to Helsinki. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this Lisbon to Helsinki flight route?

  • What are the most reliable airlines from Lisbon 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 Lisbon to Helsinki on time: Japan Airlines (84%), Finnair (84%), TAP AIR PORTUGAL (84%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lisbon 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 Lisbon to Helsinki?

    Currently, November is the cheapest month in which you can book a flight from Lisbon to Helsinki (average of £92). Flying from Lisbon to Helsinki in July is currently the most expensive (average of £305). 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

Travelling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Espoo
Vantaa

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Top airline flying from Lisbon to Helsinki

Discover the top airline that operate flights from Lisbon to Helsinki. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 31 July 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£148Average£274FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Lisbon to Helsinki via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Lisbon 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.

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

Yes! Cheapflights helps users easily find flights from Lisbon to Helsinki with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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