HEL - OPO

£119 Find Cheap Flights from Helsinki to Porto – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£374
Typical prices: £245-£369
Turkish Airlines
Wed 31/10Sun 4/11
HEL - OPO • 1 stop
Cheapest one-way flight
£154
Typical prices: £114-£205
KLM
Tue 11/12
HEL - OPO • 1 stop
Direct flights
Not available
There are currently no direct flights between Helsinki and Porto. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
9 weeks
in advance
Our data shows that travellers who book at least 9 weeks in advance save around 33% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 35% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
London Stansted (STN)
Cheapest • Avg £151 (return)
Brussels Bruxelles-National (BRU)
Shortest trip • 6h 19m (one-way)
Insights
Insights
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We hope you enjoy your trip to Porto!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Helsinki to Porto (HEL-OPO)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Helsinki to Porto

Sat, 31 Oct - Wed, 4 Nov
Turkish Airlines Logo
19:05 - 09:55HEL  Helsinki-Vantaa-OPO Porto
16h 50m1 stop Istanbul
Turkish Airlines Logo
16:25 - 18:10OPO  Porto-HEL Helsinki-Vantaa
23h 45m1 stop Istanbul
£374Turkish Airlines
Mon, 12 Oct - Wed, 28 Oct
KLM Logo
13:55 - 22:15HEL  Helsinki-Vantaa-OPO Porto
10h 20m1 stop Amsterdam Schiphol
KLM Logo
05:00 - 13:10OPO  Porto-HEL Helsinki-Vantaa
6h 10m1 stop Amsterdam Schiphol
£381KLM
Sat, 31 Oct - Wed, 4 Nov
Turkish Airlines Logo
19:05 - 09:55HEL  Helsinki-Vantaa-OPO Porto
16h 50m1 stop Istanbul
Turkish Airlines Logo
10:55 - 18:10OPO  Porto-HEL Helsinki-Vantaa
29h 15m1 stop Istanbul
£393Turkish Airlines
Sat, 31 Oct - Wed, 4 Nov
Turkish Airlines Logo
19:05 - 09:55HEL  Helsinki-Vantaa-OPO Porto
16h 50m1 stop Istanbul
Turkish Airlines Logo
16:25 - 18:10OPO  Porto-HEL Helsinki-Vantaa
23h 45m1 stop Istanbul
£395Turkish Airlines
Mon, 12 Oct - Fri, 30 Oct
KLM Logo
13:55 - 22:15HEL  Helsinki-Vantaa-OPO Porto
10h 20m1 stop Amsterdam Schiphol
KLM Logo
05:00 - 17:25OPO  Porto-HEL Helsinki-Vantaa
10h 25m1 stop Amsterdam Schiphol
£403KLM
Sat, 31 Oct - Wed, 4 Nov
Scandinavian Airlines Logo
16:05 - 16:45HEL  Helsinki-Vantaa-OPO Porto
26h 40m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
05:55 - 10:35OPO  Porto-HEL Helsinki-Vantaa
26h 40m2 stops Paris Charles de Gaulle Stockholm Arlanda
£417Scandinavian Airlines
Mon, 12 Oct - Tue, 27 Oct
Turkish Airlines Logo
19:40 - 09:40HEL  Helsinki-Vantaa-OPO Porto
16h 00m1 stop Istanbul
Turkish Airlines Logo
10:55 - 18:10OPO  Porto-HEL Helsinki-Vantaa
29h 15m1 stop Istanbul
£420Turkish Airlines
Mon, 12 Oct - Sat, 31 Oct
Turkish Airlines Logo
19:40 - 09:40HEL  Helsinki-Vantaa-OPO Porto
16h 00m1 stop Istanbul
Turkish Airlines Logo
10:55 - 11:20OPO  Porto-HEL Helsinki-Vantaa
22h 25m1 stop Istanbul
£446Turkish Airlines
Tue, 13 Oct - Sun, 1 Nov
Scandinavian Airlines Logo
11:05 - 22:15HEL  Helsinki-Vantaa-OPO Porto
13h 10m2 stops Stockholm Arlanda Amsterdam Schiphol
Scandinavian Airlines Logo
17:35 - 01:35OPO  Porto-HEL Helsinki-Vantaa
6h 00m1 stop Kastrup Copenhagen
£455Scandinavian Airlines
Wed, 14 Oct - Sun, 1 Nov
Scandinavian Airlines Logo
07:15 - 22:05HEL  Helsinki-Vantaa-OPO Porto
16h 50m2 stops Stockholm Arlanda Paris Charles de Gaulle
Scandinavian Airlines Logo
17:35 - 01:35OPO  Porto-HEL Helsinki-Vantaa
6h 00m1 stop Kastrup Copenhagen
£483Scandinavian Airlines
Booking Insights

Price, demand, and travel trends for Helsinki to Porto flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Helsinki to Porto with more confidence.

How much is a return flight from Helsinki to Porto?

Return flights from Helsinki to Porto start at £374. Prices are above average for this route right now, with typical return fares ranging from £245 to £369. The lowest price found in the past 5 days was £374 on Turkish Airlines.

What's the cheapest day of the week to fly from Helsinki to Porto?

Tuesday is the cheapest day of the week to fly from Helsinki to Porto and is 10% cheaper than the average day. Sunday is the most expensive day with flight prices 10% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Helsinki to Porto?

•January is the cheapest month to fly from Helsinki to Porto at £193 return.
•July (£384) and December (£345) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 98% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Helsinki to Porto the cheapest?

Flights from Helsinki to Porto are cheapest 9 weeks before departure. Booking in this window typically costs about 33% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Helsinki to Porto flights

Low season

December

Cheapest flight

£154
Best time to beat the crowds but there is an average 16% increase in price.
Most popular time to fly (2% more expensive on average)
Flights from Helsinki to Porto

When to book flights from Helsinki to Porto

Are your dates flexible? Find out the best times to travel from Helsinki to Porto based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Helsinki to Porto flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Helsinki to Porto?

    Flights from Helsinki to Porto usually depart from Helsinki-Vantaa (HEL) and arrive at Porto (OPO).

  • Which cabin classes can I book on flights from Helsinki to Porto?

    Only Economy class is available on flights from Helsinki to Porto.

  • Which airports do connecting flights from Helsinki to Porto pass through?

    One-stop flights from Helsinki to Porto most commonly connect through:

    • Amsterdam Schiphol (AMS) – 55% of one-stop connections
    • Frankfurt am Main (FRA) – 22% of one-stop connections
    • Kastrup Copenhagen (CPH) – 12% of one-stop connections
    • Stockholm Arlanda (ARN) – 4% of one-stop connections

    Amsterdam Schiphol (AMS) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Helsinki to Porto?

    Yes. Being flexible with your travel dates can save you up to 18% on the Helsinki to Porto route. Tuesday is the cheapest departure day at £269 return on average, while Sunday is the most expensive at £326, a difference of £57. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Porto?

    Some of the most popular sights in Porto are Ribeira Square, Avenida dos Aliados, and Ponte de D. Luís. These are among the most viewed places in Porto on KAYAK.

  • How expensive are last-minute Helsinki to Porto flights?

    Last-minute fares on this route (booked within 2 weeks of departure) run 31% above the route average of £296. Book 9 weeks before departure for the lowest fares.

  • How long is a flight from Helsinki to Porto?

    A direct flight from Helsinki to Porto takes 0h 00m, covering 1,935 miles.

  • Do I need a passport to fly from Helsinki to Porto?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Helsinki to Porto looking right now?

    One-way fares from Helsinki to Porto are currently higher than usual. Average one-way flight prices are about £205, which is 29% above the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Helsinki to Porto?

    Flying via Brussels Bruxelles-National (BRU) gives the shortest average 1-stop total travel time of 6h 19m, compared to 6h 40m via Amsterdam Schiphol (AMS) and 6h 48m via Kastrup Copenhagen (CPH).

  • What is the time difference between Helsinki and Porto?

    Porto is 2 hours behind Helsinki (Western European Time vs Eastern European Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Porto Airport (OPO)?

    Porto Airport (OPO) hosts 5 major car hire companies, with daily rates starting from around £1 for economy cars. Top options include:
    • Klass Wagen
    • Drive on Holiday
    • GREEN MOTION
    • Goldcar Rental SP
    • SURPRICE CAR RENTAL

  • How much should I expect to pay for a Helsinki to Porto flight?

    Return flights from Helsinki to Porto range from £245 to £369, with an average of £296 over the past 12 months. Anything below £245 counts as a good deal.

Your guide to booking Helsinki to Porto flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure instead of Sunday. On this route, Tuesday flights average £269 – about £57 less than Sunday (17% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 9 weeks before you fly. On this route, that window historically saves about 33% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Helsinki to Porto trip for January. Fares historically average £193 return in that month – typically £191 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Porto Airport.
    - Opo Hotel Porto Aeroporto

More options for your flight from Helsinki to Porto

Complete your trip to Porto with a hotel stay or car hire

Car hire in Porto
Hotels in Porto
Holidays in Porto