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$231+ Cheap flights from Portland (PDX) to Helsinki (HEL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HEL
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Portland to Helsinki

Cheapest flights from Portland to Helsinki
Explore the most affordable flight options available from Portland to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:45 pm
PDX
-
HEL
1 stop12h 10m
Icelandair
Mon 3/231:55 pm
HEL
-
PDX
1 stop13h 05m
Icelandair
Deal found 1/27$365
This oojo deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/72:45 pm
PDX
-
HEL
1 stop12h 10m
Icelandair
Fri 3/201:55 pm
HEL
-
PDX
1 stop13h 05m
Icelandair
Deal found 1/25$478
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/211:40 pm
PDX
-
HEL
1 stop25h 05m
American Airlines
Wed 5/1312:35 pm
HEL
-
PDX
1 stop19h 03m
American Airlines
Deal found 1/26$484
This FlightHub deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:15 am
PDX
-
HEL
2 stops32h 20m
Lufthansa
Wed 5/136:35 am
HEL
-
PDX
2 stops28h 24m
Lufthansa
Deal found 1/26$486
This FlightHub deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:30 am
PDX
-
HEL
2 stops30h 05m
Lufthansa
Mon 3/166:50 am
HEL
-
PDX
2 stops26h 45m
Lufthansa
Deal found 1/26$488
This American Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:25 am
PDX
-
HEL
2 stops18h 20m
American Airlines
Wed 3/412:45 pm
HEL
-
PDX
1 stop21h 05m
American Airlines
Deal found 1/24$489
This Delta deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:00 am
PDX
-
HEL
2 stops24h 25m
Delta
Wed 3/42:05 pm
HEL
-
PDX
2 stops35h 06m
Delta
Deal found 1/24$498
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/211:55 pm
PDX
-
HEL
2 stops39h 40m
United Airlines
Wed 5/136:35 am
HEL
-
PDX
2 stops40h 00m
United Airlines
Deal found 1/27$505
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:30 am
PDX
-
HEL
2 stops23h 00m
United Airlines
Mon 3/96:55 am
HEL
-
PDX
2 stops38h 38m
United Airlines
Deal found 1/25$511
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:57 pm
PDX
-
HEL
2 stops34h 43m
United Airlines
Sat 3/1412:45 pm
HEL
-
PDX
2 stops32h 48m
United Airlines
Deal found 1/26$513
This Finnair deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:40 am
PDX
-
HEL
1 stop20h 05m
Multiple Airlines
Sun 3/2212:05 am
HEL
-
PDX
2 stops25h 50m
Multiple Airlines
Deal found 1/27$519
This Finnair deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:28 am
PDX
-
HEL
1 stop23h 52m
Multiple Airlines
Sun 3/2212:05 am
HEL
-
PDX
2 stops25h 50m
Multiple Airlines
Deal found 1/27$521

Find flight deals from Portland to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$365
(Mytrip)

One-way from

$231
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$484
Provider with most accurate pricing for Portland-Helsinki-Vantaa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Helsinki-Vantaa flights.
Search Deals
From Portland to Helsinki-Vantaa
Search Deals
One-way flight from Portland to Helsinki-Vantaa
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Portland to Helsinki that are best for you.

Fly from

Portland

Fly to

Helsinki

Route

Depart

Return

Price

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

11:40 pm-10:45 am

1 stop25h 05m

Helsinki-Vantaa

Wed 5/13

12:35 pm-9:38 pm

1 stop19h 03m

$484

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 4/29

7:15 am-1:35 am

2 stops32h 20m

Helsinki-Vantaa

Wed 5/13

6:35 am-12:59 am

2 stops28h 24m

$486

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Fri 3/6

7:30 am-11:35 pm

2 stops30h 05m

Helsinki-Vantaa

Mon 3/16

6:50 am-12:35 am

2 stops26h 45m

$488

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 2/25

6:00 am-4:25 pm

2 stops24h 25m

Helsinki-Vantaa

Wed 3/4

2:05 pm-3:11 pm

2 stops35h 06m

$498

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Thu 3/5

7:30 am-4:30 pm

2 stops23h 00m

Helsinki-Vantaa

Mon 3/9

6:55 am-12:33 pm

2 stops38h 38m

$511

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 2/28

1:40 pm-1:20 am

2 stops49h 40m

Helsinki-Vantaa

Sat 3/14

6:50 am-12:35 am

2 stops26h 45m

$513

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Mon 3/9

3:45 pm-10:25 pm

2 stops21h 40m

Helsinki-Vantaa

Mon 3/23

9:20 am-6:00 pm

2 stops17h 40m

$519

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Thu 3/12

6:28 am-3:20 pm

1 stop23h 52m

Helsinki-Vantaa

Sun 3/22

12:05 am-4:55 pm

2 stops25h 50m

$521

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Thu 3/12

7:49 pm-11:35 pm

2 stops18h 46m

Helsinki-Vantaa

Mon 3/23

7:35 pm-6:47 pm

2 stops56h 12m

$574

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sun 5/3

11:40 pm-10:45 am

1 stop25h 05m

$231

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 15 results
1
2

Compare providers for flights from Portland to Helsinki

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Helsinki in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Helsinki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Helsinki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Helsinki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Helsinki flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Helsinki flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Portland with our price prediction graph.
Estimated round-trip 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 Portland to Helsinki

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

Use this chart to determine the optimal time to book a round-trip flight from Portland to Helsinki. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from Portland to Helsinki, you should look to book at least 59 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 Portland to Helsinki?

Currently, March is the cheapest month in which you can book a flight from Portland to Helsinki (average of $356). Flying from Portland to Helsinki in June is currently the most expensive (average of $876). 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 to fly round-trip from Portland to Helsinki?

Reviews of airlines servicing Helsinki

Get insights into the airlines that provide service to Helsinki. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Helsinki. Reviews last updated January 27, 2026.
Read reviews from past customers who have flown Delta, KLM, and Finnair from Portland to Helsinki. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,123 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,123 reviews
Delta
7.9
Good
8,123 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,443 reviews
Delta
7.9
Good
8,123 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Finnair
7.6
Good
1,356 reviews
Delta
7.9
Good
8,123 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,201 reviews
Delta
7.9
Good
8,123 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Icelandair
7.1
Good
603 reviews
Delta
7.9
Good
8,123 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Portland to Helsinki. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland to Helsinki?

    American Airlines, Lufthansa, and Delta can get you from Portland to Helsinki in just under 24h 25m. Your travel time can differ by up to 7h 55m. The distance from Portland to Helsinki is about 4891 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Portland to Helsinki round-trip?

    Currently priced at $331, KLM will fly you from Portland to Helsinki and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Icelandair and American Airlines - these airlines can fly you to your destination from $356 and $481, respectively. KLM is currently priced 58% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Portland to Helsinki (average of $356). Flying from Portland to Helsinki in June is currently the most expensive (average of $876). 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

Traveling to a place near Helsinki?

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

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Alternative routes for Portland to Helsinki

See prices for flight routes from nearby airports that may be better suited for you.
Eugene to Helsinki flights
Portland to Kemi flights
Portland to Oulu flights
Portland to Turku flights

Top 7 airlines flying from Portland to Helsinki

Discover the top 7 airlines that operate flights from Portland 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 2,558,603 searches. Data last updated January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$331Average$731FlexibilityNo cancel feeOn-time75%
IcelandairCheapest$356Average$580FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$481Average$988FlexibilityNo cancel feeOn-time71%
DeltaCheapest$485Average$1,085FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$532Average$890FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$570Average$914FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$709Average$1,212FlexibilityNo cancel feeOn-time70%

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