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Cheap flights from Porto to Helsinki from £191

OPO — HEL
5 Oct — 12 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Porto to Helsinki

Enter your travel dates to find the best prices.

Cheapest flights from Porto to Helsinki

Fri 27/1112:35 -
1 stop10h 55m
Sun 29/1119:30 -
1 stop6h 25m
Deal found 2/9£191
Sat 21/1116:10 -
1 stop6h 10m
Thu 26/1117:35 -
1 stop6h 25m
Deal found 3/9£202
Thu 22/1011:05 -
1 stop12h 30m
Thu 29/1019:30 -
1 stop6h 25m
Deal found 4/9£210
Sat 21/1106:10 -
2 stops17h 20m
Fri 27/1119:30 -
1 stop6h 25m
Deal found 4/9£214
Sun 25/1005:00 -
1 stop6h 10m
Sun 1/1118:20 -
1 stop6h 10m
Deal found 4/9£224
Sun 22/1106:15 -
1 stop10h 30m
Fri 27/1119:30 -
1 stop6h 25m
Deal found 4/9£228
Thu 24/1216:10 -
1 stop6h 10m
Tue 29/1206:40 -
1 stop10h 45m
Deal found 4/9£229
Fri 20/1106:15 -
2 stops8h 35m
Thu 26/1119:30 -
1 stop6h 25m
Deal found 4/9£246
Tue 22/1216:10 -
1 stop6h 10m
Tue 29/1206:40 -
1 stop10h 45m
Deal found 4/9£251
Thu 24/1205:00 -
1 stop6h 10m
Wed 30/1206:40 -
1 stop10h 45m
Deal found 4/9£262
Sat 21/1106:10 -
2 stops17h 20m
Thu 26/1117:35 -
2 stops8h 20m
Deal found 4/9£274

Find flight deals from Porto to Helsinki

Round-trip from

£191

Popular in

June

Cheapest in

November

Average price

£254
Lufthansa
  • Lufthansa
  • 27/11-29/11
  • 2 total stops
  • 17h 20m total
  • Porto to Helsinki
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£15 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

PortoHelsinki

OPO Porto - HEL Helsinki-Vantaa

OPOHEL

Porto

Fri 27/11

12:35-01:30

1 stop10h 55m

Helsinki-Vantaa

Sun 29/11

19:30-23:55

1 stop6h 25m

£191
Fastest return journey

PortoHelsinki

OPO Porto - HEL Helsinki-Vantaa

OPOHEL

Porto

Sun 25/10

05:00-13:10

1 stop6h 10m

Helsinki-Vantaa

Sun 1/11

18:20-22:30

1 stop6h 10m

£224

PortoHelsinki

OPO Porto - HEL Helsinki-Vantaa

OPOHEL

Porto

Sun 22/11

06:15-18:45

1 stop10h 30m

Helsinki-Vantaa

Fri 27/11

19:30-23:55

1 stop6h 25m

£228

PortoHelsinki

OPO Porto - HEL Helsinki-Vantaa

OPOHEL

Porto

Fri 20/11

17:45-01:35

1 stop5h 50m

Helsinki-Vantaa

Mon 23/11

06:15-11:05

1 stop6h 50m

£313

PortoHelsinki

OPO Porto - HEL Helsinki-Vantaa

OPOHEL

Porto

Sat 21/11

05:00-16:55

2 stops9h 55m

Helsinki-Vantaa

Thu 26/11

17:35-22:00

1 stop6h 25m

£314

PortoHelsinki

OPO Porto - HEL Helsinki-Vantaa

OPOHEL

Porto

Thu 10/12

13:45-01:30

2 stops9h 45m

Helsinki-Vantaa

Thu 17/12

12:35-22:25

2 stops11h 50m

£319

PortoHelsinki

OPO Porto - HEL Helsinki-Vantaa

OPOHEL

Porto

Tue 29/9

11:05-00:30

2 stops11h 25m

Helsinki-Vantaa

Tue 6/10

14:05-23:25

2 stops11h 20m

£347

PortoHelsinki

OPO Porto - HEL Helsinki-Vantaa

OPOHEL

Porto

Thu 22/10

16:40-11:10

1 stop16h 30m

Helsinki-Vantaa

Thu 29/10

12:25-09:55

1 stop23h 30m

£365

PortoHelsinki

OPO Porto - HEL Helsinki-Vantaa

OPOHEL

Porto

Fri 4/12

05:00-17:25

1 stop10h 25m

Helsinki-Vantaa

Tue 8/12

06:40-15:25

1 stop10h 45m

£369

PortoHelsinki

OPO Porto - HEL Helsinki-Vantaa

OPOHEL

Porto

Fri 4/12

05:55-20:20

2 stops12h 25m

Helsinki-Vantaa

Mon 7/12

06:15-11:05

1 stop6h 50m

£371

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Sorted by cheapest first

Best time to book a flight from Porto to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Porto with our price prediction graph.
Estimated return price

Cheapflights Insights

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

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

Currently, November is the cheapest month in which you can book a flight from Porto to Helsinki (average of £242). Flying from Porto to Helsinki in June is currently the most expensive (average of £421). 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.

How much does it cost for a return flight from Porto to Helsinki?

Airfare is below average for this route at the moment.

Porto to Helsinki flights typically cost between £254 and £259 in November.
The cheapest return price found within the last 5 days was £191 on Lufthansa (27 Nov–29 Nov).

Related info for your journey

  • How long is the flight from Porto to Helsinki?

    There are many flights that can get you from Porto to Helsinki in 5h 50m. Fly via Lufthansa, KLM, or Scandinavian Airlines to get the fastest option. The distance between Porto and Helsinki is about 1935 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Porto to Helsinki (average of £242). Flying from Porto to Helsinki in June is currently the most expensive (average of £421). 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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Cheapflights helps you search for flights from Porto 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 Porto to Helsinki?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Porto to Helsinki.

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

Need flexible booking options for your flight to Helsinki from Porto? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Helsinki from Porto today and book when prices fit your budget.

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