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$420+ 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HEL
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Helsinki-Vantaa are usually found in April or January, booked 24 days in advance, depart on a Tuesday or Friday and return on a Tuesday

Cheap 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 junio 12, 2025.

Round-trip from

$422
(FlightHub)

One-way from

$420
(United Airlines)

Popular in

March

Cheapest in

April

Average price

$1,191
From Portland to Helsinki-Vantaa
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One-way flight from Portland to Helsinki-Vantaa
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Highest demand for flights based on searches. 29% potential increase in price ($420 potential increase over avg. RT price).
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Cheapest flight prices on average. 21% potential price decrease ($177 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 junio 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/10. 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.
mié. 9/103:20 pmPDX - HEL
1 stop12h 40mIcelandair
mié. 11/192:00 pmHEL - PDX
1 stop13h 00mIcelandair
Deal found 6/10$422
This American Airlines deal was found by Cheapflights users on 6/12. 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.
mar. 11/2512:30 pmPDX - HEL
1 stop16h 50mAmerican Airlines
mar. 12/912:30 pmHEL - PDX
1 stop20h 18mAmerican Airlines
Deal found 6/12$481
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1010:00 amPDX - HEL
2 stops20h 40mAir Canada
mié. 11/196:50 amHEL - PDX
2 stops36h 44mAir Canada
Deal found 6/11$504
This FlightHub deal was found by Cheapflights users on 6/10. 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.
mié. 9/108:30 amPDX - HEL
2 stops18h 20mLufthansa
mié. 11/196:50 amHEL - PDX
2 stops21h 46mLufthansa
Deal found 6/10$517
This United Airlines deal was found by Cheapflights users on 6/10. 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.
mar. 7/223:25 pmPDX - HEL
2 stops39h 15mUnited Airlines
mar. 10/76:10 amHEL - PDX
2 stops28h 35mUnited Airlines
Deal found 6/10$544
This Mytrip deal was found by Cheapflights users on 6/11. 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.
mié. 10/16:15 amPDX - HEL
2 stops26h 40mMultiple Airlines
mié. 10/155:50 pmHEL - PDX
2 stops34h 56mMultiple Airlines
Deal found 6/11$553
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/1510:45 amPDX - HEL
2 stops17h 35mBritish Airways
lun. 11/1712:30 pmHEL - PDX
1 stop18h 31mBritish Airways
Deal found 6/10$569
This Finnair deal was found by Cheapflights users on 6/10. 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.
dom. 9/148:30 amPDX - HEL
1 stop20h 50mFinnair
dom. 9/2112:35 pmHEL - PDX
1 stop16h 20mFinnair
Deal found 6/10$604
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/101:36 pmPDX - HEL
3 stops20h 49mScandinavian Airlines
mié. 11/1910:50 amHEL - PDX
3 stops21h 30mScandinavian Airlines
Deal found 6/10$918
This Delta deal was found by Cheapflights users on 6/10. 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.
mié. 7/237:15 amPDX - HEL
2 stops23h 25mDelta
jue. 8/71:55 pmHEL - PDX
1 stop31h 10mDelta
Deal found 6/10$958
This KLM deal was found by Cheapflights users on 6/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/251:05 pmPDX - HEL
1 stop25h 15mKLM
vie. 8/87:00 amHEL - PDX
1 stop14h 05mKLM
Deal found 6/10$1,144
This Air France deal was found by Cheapflights users on 6/10. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/261:15 pmPDX - HEL
1 stop13h 45mAir France
vie. 8/87:00 amHEL - PDX
1 stop14h 05mAir France
Deal found 6/10$1,272

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 junio 12, 2025.
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

mié. 9/10

3:20 pm-2:00 pm

1 stop12h 40m

Helsinki-Vantaa

mié. 11/19

2:00 pm-5:00 pm

1 stop13h 00m

$422

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

mié. 9/10

10:00 am-4:40 pm

2 stops20h 40m

Helsinki-Vantaa

mié. 11/19

6:50 am-9:34 am

2 stops36h 44m

$504

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

mié. 9/10

8:59 am-10:45 am

1 stop15h 46m

Helsinki-Vantaa

mié. 11/19

12:30 pm-11:11 pm

2 stops20h 41m

$516

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

mié. 9/10

8:30 am-12:50 pm

2 stops18h 20m

Helsinki-Vantaa

mié. 11/19

6:50 am-6:36 pm

2 stops21h 46m

$517

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

mar. 7/22

3:25 pm-4:40 pm

2 stops39h 15m

Helsinki-Vantaa

mar. 10/7

6:10 am-12:45 am

2 stops28h 35m

$544

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

jue. 8/28

7:25 pm-11:15 am

2 stops29h 50m

Helsinki-Vantaa

lun. 9/1

9:05 pm-5:35 pm

1 stop30h 30m

$641

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

jue. 8/28

1:20 pm-2:15 pm

1 stop14h 55m

Helsinki-Vantaa

lun. 9/1

4:50 pm-10:58 pm

1 stop16h 08m

$664

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

mié. 9/10

1:36 pm-8:25 pm

3 stops20h 49m

Helsinki-Vantaa

mié. 11/19

10:50 am-10:20 pm

3 stops21h 30m

$918

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

mié. 7/23

7:15 am-4:40 pm

2 stops23h 25m

Helsinki-Vantaa

jue. 8/7

1:55 pm-11:05 am

1 stop31h 10m

$958

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

lun. 7/21

12:59 am-10:45 am

1 stop23h 46m

Helsinki-Vantaa

mar. 10/7

7:25 am-5:35 pm

2 stops20h 10m

$1,000

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 21 results
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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 June 9, 2025.

To ensure you get the cheapest price possible for a flight from Portland to Helsinki, you should look to book at least 24 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, November is the cheapest month in which you can book a flight from Portland to Helsinki (average of $444). Flying from Portland to Helsinki in June is currently the most expensive (average of $1,081). 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.

What is the cheapest time of day to fly from PDX to HEL?

Find hourly flight availability from Portland to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

When flying from Portland to Helsinki, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 22% versus a flight in the evening.

Rainfall in Helsinki by month

Plan your trip to Helsinki by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Helsinki ranges from 1.2 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Helsinki when rainfall is around 1.2 in.

Temperature in Helsinki by month

Plan your trip to Helsinki by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Helsinki, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

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 junio 12, 2025.
See what other customers who have flown with Delta, KLM and Finnair from Portland to Helsinki have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Currently priced at $422, Icelandair will fly you from Portland to Helsinki and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Air Canada - these airlines can fly you to your destination from $486 and $504, respectively. Icelandair is currently priced 57% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Portland to Helsinki one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $420. However, be on the lookout for offers from Air Canada and Icelandair, as they are both options that can get you from Portland to Helsinki for a low price.

  • 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, November is the cheapest month in which you can book a flight from Portland to Helsinki (average of $444). Flying from Portland to Helsinki in June is currently the most expensive (average of $1,081). 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 Portland?

Book flights to Portland 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 Turku flights
Portland to Kemi flights
Portland to Oulu flights

Top 6 airlines flying from Portland to Helsinki

Discover the top 6 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$436Average$1,038FlexibilityNo cancel feeOn-time76%
FinnairCheapest$486Average$819FlexibilityNo cancel feeOn-time76%
DeltaCheapest$529Average$1,085FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$540Average$1,058FlexibilityNo cancel feeOn-time71%
KLMCheapest$558Average$821FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$662Average$726FlexibilityNo cancel feeOn-time70%

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