Cheap flights from Helsinki to Lisbon from $138

In general, January is the cheapest month to fly from Helsinki to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $313. If you are unable to visit Lisbon during the month of January, then departing from Helsinki during the month February is also very affordable. Most momondo users find prices during this month for around $334.

Our data shows that Tuesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $350. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Helsinki to Lisbon for around $618.

The cheapest time of day to fly to Lisbon is at noon when flights can be purchased for as low as $362. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $457 on average. Flights to Lisbon from Helsinki in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Helsinki-Vantaa to Lisbon Humberto Delgado for the best Helsinki-Vantaa - Lisbon Humberto Delgado flight prices

You are more likely to see cheaper flights to Lisbon from Helsinki when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $400 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Helsinki for as low as $353 on momondo.

There are 3 cabin classes available to choose from on Helsinki-Vantaa to Lisbon Humberto Delgado 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 Helsinki to Lisbon.

As of March 2026, prices for Helsinki to Lisbon flights are approximately 11% cheaper when compared to flights at the same time last year.

Norwegian and Finnair are the most popular carriers operating from Helsinki-Vantaa to Lisbon Humberto Delgado

Finnair, Lufthansa and KLM are the top three most popular airlines that fly to Lisbon from Helsinki according to our data. Finnair is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 4 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between Helsinki and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 74 minutes.

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

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

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

Amsterdam (AMS) was the most common stop: 39% of momondo users choosing 1-stop flights on this route connected there.

Flights via London (STN) offer the lowest average round-trip price of $168.

Flights connecting via Paris (CDG) have the shortest average one-way travel time: 6h 50m.

Riga (RIX) has the shortest average layover time for this route: 1h 35m.

As of March 2026, there are 2 flights per day flying from Helsinki to Lisbon. The most common time of day flights depart is 12:00PM, with 100% of flights taking off in the afternoon.

As of March 2026, there are 15 flights per week flying from Helsinki to Lisbon. The most common day of the week flights depart is Wed, with 20% of flights taking off on this day.