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Cheap flights from Portland to Helsinki from $414

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Helsinki departing on 10/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Icelandair Logo
3:45 pm - 12:55 pmPDX-HEL
12h 10m1 stop
Icelandair Logo
1:55 pm - 5:00 pmHEL-PDX
13h 05m1 stop
$414Icelandair
Find Deal
jue., oct. 30 - dom., nov. 2
Icelandair Logo
2:45 pm - 12:55 pmPDX-HEL
12h 10m1 stop
Icelandair Logo
1:55 pm - 5:00 pmHEL-PDX
13h 05m1 stop
$439Icelandair
Find Deal
jue., nov. 6 - vie., nov. 14
Finnair Logo
8:45 am - 10:45 amPDX-HEL
16h 00m1 stop
Finnair Logo
12:35 pm - 7:43 pmHEL-PDX
17h 08m1 stop
$482Finnair
Find Deal
mar., oct. 14 - mar., oct. 21
American Airlines Logo
8:35 am - 3:20 pmPDX-HEL
20h 45m2 stops
American Airlines Logo
12:30 pm - 8:58 pmHEL-PDX
18h 28m1 stop
$486American Airlines
Find Deal
mar., nov. 25 - mar., dic. 9
Finnair Logo
2:45 pm - 3:20 pmPDX-HEL
14h 35m1 stop
Finnair Logo
12:30 pm - 7:43 pmHEL-PDX
16h 13m1 stop
$532Finnair
Find Deal
jue., oct. 16 - mié., oct. 29
American Airlines Logo
7:40 am - 10:45 amPDX-HEL
17h 05m1 stop
American Airlines Logo
12:30 pm - 11:26 pmHEL-PDX
20h 56m1 stop
$535American Airlines
Find Deal
vie., nov. 7 - vie., nov. 14
United Airlines Logo
7:10 pm - 4:30 pmPDX-HEL
35h 20m2 stops
United Airlines Logo
7:05 am - 12:12 pmHEL-PDX
39h 07m3 stops
$537United Airlines
Find Deal
mar., nov. 25 - mar., dic. 9
United Airlines Logo
4:07 pm - 6:55 pmPDX-HEL
16h 48m2 stops
United Airlines Logo
1:35 pm - 10:25 pmHEL-PDX
42h 50m2 stops
$567United Airlines
Find Deal
lun., ago. 25 - lun., sep. 1
British Airways Logo
5:38 am - 12:20 pmPDX-HEL
20h 42m2 stops
British Airways Logo
7:35 pm - 7:14 pmHEL-PDX
33h 39m2 stops
$570British Airways
Find Deal
lun., sep. 15 - lun., nov. 17
British Airways Logo
1:23 pm - 5:50 pmPDX-HEL
18h 27m2 stops
British Airways Logo
12:35 pm - 7:43 pmHEL-PDX
17h 08m1 stop
$572British Airways
Find Deal
mar., oct. 14 - mar., oct. 21

Icelandair flights from Portland to Helsinki

Our best Icelandair deals on Portland to Helsinki flight tickets
Icelandair
Oct 30
PDX3:45 pmPortland
12h 10m
1 stop
HEL12:55 pmHelsinki-Vantaa
Nov 2
HEL1:55 pmHelsinki-Vantaa
13h 05m
1 stop
PDX5:00 pmPortland
$414
Find similar
Icelandair
Nov 6
PDX2:45 pmPortland
12h 10m
1 stop
HEL12:55 pmHelsinki-Vantaa
Nov 14
HEL1:55 pmHelsinki-Vantaa
13h 05m
1 stop
PDX5:00 pmPortland
$439
Find similar
Icelandair
Oct 16
PDX3:20 pmPortland
12h 40m
1 stop
HEL2:00 pmHelsinki-Vantaa
Oct 29
HEL1:55 pmHelsinki-Vantaa
13h 05m
1 stop
PDX6:00 pmPortland
$469
Find similar

Lufthansa flights from Portland to Helsinki

Our best Lufthansa deals on Portland to Helsinki flight tickets
Lufthansa
Sep 10
PDX8:30 amPortland
29h 45m
2 stops
HEL12:15 amHelsinki-Vantaa
Nov 19
HEL6:50 amHelsinki-Vantaa
21h 46m
2 stops
PDX6:36 pmPortland
$521
Find similar
Lufthansa
Oct 16
PDX10:05 amPortland
20h 35m
2 stops
HEL4:40 pmHelsinki-Vantaa
Oct 29
HEL6:50 amHelsinki-Vantaa
22h 48m
2 stops
PDX8:38 pmPortland
$602
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Helsinki that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated julio 29, 2025.
Use the filters below to find and compare flights from Portland to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

jue. 10/30

3:45 pm-12:55 pm

1 stop12h 10m

Helsinki-Vantaa

dom. 11/2

1:55 pm-5:00 pm

1 stop13h 05m

$414

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

jue. 11/6

2:45 pm-12:55 pm

1 stop12h 10m

Helsinki-Vantaa

vie. 11/14

1:55 pm-5:00 pm

1 stop13h 05m

$439

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

mar. 10/14

8:45 am-10:45 am

1 stop16h 00m

Helsinki-Vantaa

mar. 10/21

12:35 pm-7:43 pm

1 stop17h 08m

$482

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

mar. 11/25

8:35 am-3:20 pm

2 stops20h 45m

Helsinki-Vantaa

mar. 12/9

12:30 pm-8:58 pm

1 stop18h 28m

$486

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

jue. 10/16

2:45 pm-3:20 pm

1 stop14h 35m

Helsinki-Vantaa

mié. 10/29

12:30 pm-7:43 pm

1 stop16h 13m

$532

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

vie. 11/7

7:40 am-10:45 am

1 stop17h 05m

Helsinki-Vantaa

vie. 11/14

12:30 pm-11:26 pm

1 stop20h 56m

$535

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

mar. 11/25

7:10 pm-4:30 pm

2 stops35h 20m

Helsinki-Vantaa

mar. 12/9

7:05 am-12:12 pm

3 stops39h 07m

$537

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

lun. 8/25

4:07 pm-6:55 pm

2 stops16h 48m

Helsinki-Vantaa

lun. 9/1

1:35 pm-10:25 pm

2 stops42h 50m

$567

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

lun. 9/15

5:38 am-12:20 pm

2 stops20h 42m

Helsinki-Vantaa

lun. 11/17

7:35 pm-7:14 pm

2 stops33h 39m

$570

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

mar. 10/14

1:23 pm-5:50 pm

2 stops18h 27m

Helsinki-Vantaa

mar. 10/21

12:35 pm-7:43 pm

1 stop17h 08m

$572

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Helsinki from

How to get the cheapest flight ticket from Portland to Helsinki

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and Helsinki?

What is the cheapest month to fly to Helsinki?

The month of August is, on average, the cheapest month to fly to Helsinki from Portland, with most prices found around $647. If you aren’t able to travel during the month of August, then book flights to Helsinki from Portland during January instead. Flights to Helsinki in January, while not as cheap as those in August, still average around $662.

What is the cheapest day to depart on your flight to Helsinki?

The cheapest day to depart on your flight to Helsinki is on a Tuesday when prices can be found for as low as $662. This is often the case because there is less demand to fly during this day of the week. Flights from Portland to Helsinki on a Wednesday will generally be more expensive and average around $1,099. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Helsinki?

According to our data, the cheapest time of day to fly to Helsinki is at noon. momondo users have found flights departing from Portland to Helsinki at noon for as low as $889. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Helsinki, so prices are often more expensive at around $1,135 per ticket.

How far in advance should I book a flight to Helsinki?

You are more likely to see cheaper flights to Helsinki from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $981 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from Portland for as low as $486 on momondo.

Can stopping save me money on Portland to Helsinki flights?

You could potentially save up to 22% on your flight if you consider stops on a Portland to Helsinki flight.

When to book flights from Portland to Helsinki

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Helsinki according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Helsinki (PDX to HEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Helsinki

Best Price Found

$414

Fastest flight time

12h 10m

Direct flights

None

Airports in Helsinki

1 airport
The best one-way flight to Helsinki from Portland in the past 72 hours is $414. The best round-trip flight deal from Portland to Helsinki found on momondo in the last 72 hours is $414.
The fastest flight from Portland to Helsinki takes 12h 10m
There are no direct flights from Portland to Helsinki. Popular non-direct route for this connection is Portland Airport - Helsinki-Vantaa Airport.
There is 1 airport near Helsinki: Helsinki-Vantaa (HEL)
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  • How far is Portland to Helsinki-Vantaa by plane?

    There are 4906.2 mi between Portland and Helsinki-Vantaa. A reasonable flight in good conditions will take 12h 10m.

  • When did momondo last update prices for flights from Portland Airport to Helsinki-Vantaa Airport?

    Prices for flights from Portland Airport to Helsinki-Vantaa Airport refresh daily.

  • How many operators does momondo search for flights from Portland Airport to Helsinki-Vantaa Airport?

  • How old do you have to be to fly from Portland Airport to Helsinki-Vantaa Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Helsinki-Vantaa Airport.

  • What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

    The required travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helsinki-Vantaa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Portland to Helsinki?

Best airlines flying from Portland to Helsinki

Compare and see reviews for airlines that fly from Portland to Helsinki with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $428Free CancellationRating
7.0
521 reviews
Search Icelandair flights
American AirlinesPriceFrom $481Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
FinnairPriceFrom $482Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
DeltaPriceFrom $529Free CancellationRating
8.0
7,977 reviews
Search Delta flights
KLMPriceFrom $558Free CancellationRating
7.8
1,383 reviews
Search KLM flights
British AirwaysPriceFrom $662Free CancellationRating
6.6
7,208 reviews
Search British Airways flights
United AirlinesPriceFrom $677Free CancellationRating
7.4
8,899 reviews
Search United Airlines flights

Traveling to a place near Helsinki?

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

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Helsinki?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helsinki from Portland.

Can I find flights from Portland to Helsinki with flexible booking policies on momondo?

momondo does allow users to show only those flights to Helsinki from Portland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portland to Helsinki?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Helsinki.

I’m not ready to book a flight from Portland to Helsinki right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Portland to Helsinki flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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