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$333+ Cheap flights from Philadelphia (PHL) 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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — HEL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Philadelphia to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) 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 September 11, 2025.

Round-trip from

$426
(American Airlines)

One-way from

$333
(Kiwi.com)

Popular in

July

Cheapest in

December

Average price

$760
From Philadelphia to Helsinki-Vantaa
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One-way flight from Philadelphia to Helsinki-Vantaa
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Highest demand for flights based on searches. 17% potential increase in price ($168 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Philadelphia to Helsinki

Cheapest flights from Philadelphia to Helsinki
Explore the most affordable flight options available from Philadelphia to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/297:50 pmPHL - HEL
1 stop12h 25mAmerican Airlines
Tue 10/1412:35 pmHEL - PHL
1 stop27h 51mAmerican Airlines
Deal found 9/11$426
This Finnair deal was found by Cheapflights users on 9/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/278:45 pmPHL - HEL
1 stop18h 25mFinnair
Mon 11/107:35 pmHEL - PHL
1 stop24h 50mFinnair
Deal found 9/11$447
This Mytrip deal was found by Cheapflights users on 9/11. 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.
Mon 10/273:30 pmPHL - HEL
2 stops21h 20mAir Canada
Mon 11/101:55 pmHEL - PHL
2 stops31h 52mAir Canada
Deal found 9/11$462
This Finnair deal was found by Cheapflights users on 9/10. 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.
Tue 12/26:40 pmPHL - HEL
1 stop12h 45mFinnair
Tue 12/97:50 amHEL - PHL
1 stop15h 25mFinnair
Deal found 9/10$464
This Mytrip deal was found by Cheapflights users on 9/11. 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.
Mon 10/273:30 pmPHL - HEL
2 stops21h 20mMultiple Airlines
Mon 11/105:45 pmHEL - PHL
1 stop29h 20mMultiple Airlines
Deal found 9/11$472
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/295:32 pmPHL - HEL
2 stops16h 08mDelta
Tue 10/147:00 amHEL - PHL
2 stops19h 14mDelta
Deal found 9/11$473
This Air France deal was found by Cheapflights users on 9/10. 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.
Tue 12/25:36 pmPHL - HEL
2 stops15h 49mAir France
Tue 12/96:30 amHEL - PHL
2 stops17h 26mAir France
Deal found 9/10$481
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/136:18 pmPHL - HEL
2 stops16h 22mDelta
Wed 10/226:40 amHEL - PHL
2 stops20h 07mDelta
Deal found 9/11$494
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Tue 12/23:30 pmPHL - HEL
2 stops18h 00mMultiple Airlines
Tue 12/97:05 amHEL - PHL
1 stop16h 00mMultiple Airlines
Deal found 9/10$495
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/133:25 pmPHL - HEL
2 stops18h 15mUnited Airlines
Wed 10/226:10 amHEL - PHL
1 stop16h 50mUnited Airlines
Deal found 9/11$525
This Finnair deal was found by Cheapflights users on 9/10. 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.
Sun 10/2610:25 pmPHL - HEL
1 stop18h 00mFinnair
Sun 11/28:15 amHEL - PHL
1 stop14h 15mFinnair
Deal found 9/10$530

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 September 11, 2025.
Use the filters below to find and compare flights from Philadelphia to Helsinki that are best for you.

Fly from

Philadelphia

Fly to

Helsinki

Route

Depart

Return

Price

PhiladelphiaHelsinki

PHL - HEL

PHLHEL

Philadelphia

Mon 9/29

7:50 pm-3:15 pm

1 stop12h 25m

Helsinki-Vantaa

Tue 10/14

12:35 pm-9:26 am

1 stop27h 51m

$426

PhiladelphiaHelsinki

PHL - HEL

PHLHEL

Philadelphia

Mon 10/27

8:45 pm-9:10 pm

1 stop18h 25m

Helsinki-Vantaa

Mon 11/10

7:35 pm-1:25 pm

1 stop24h 50m

$447

PhiladelphiaHelsinki

PHL - HEL

PHLHEL

Philadelphia

Mon 10/27

3:30 pm-6:50 pm

2 stops21h 20m

Helsinki-Vantaa

Mon 11/10

1:55 pm-2:47 pm

2 stops31h 52m

$462

PhiladelphiaHelsinki

PHL - HEL

PHLHEL

Philadelphia

Tue 12/2

6:40 pm-2:25 pm

1 stop12h 45m

Helsinki-Vantaa

Tue 12/9

7:50 am-4:15 pm

1 stop15h 25m

$464

PhiladelphiaHelsinki

PHL - HEL

PHLHEL

Philadelphia

Mon 10/27

3:30 pm-6:50 pm

2 stops21h 20m

Helsinki-Vantaa

Mon 11/10

5:45 pm-4:05 pm

1 stop29h 20m

$472

PhiladelphiaHelsinki

PHL - HEL

PHLHEL

Philadelphia

Mon 9/29

5:32 pm-4:40 pm

2 stops16h 08m

Helsinki-Vantaa

Tue 10/14

7:00 am-7:14 pm

2 stops19h 14m

$473

PhiladelphiaHelsinki

PHL - HEL

PHLHEL

Philadelphia

Tue 12/2

5:36 pm-4:25 pm

2 stops15h 49m

Helsinki-Vantaa

Tue 12/9

6:30 am-4:56 pm

2 stops17h 26m

$481

PhiladelphiaHelsinki

PHL - HEL

PHLHEL

Philadelphia

Mon 10/13

10:35 am-1:00 pm

2 stops19h 25m

Helsinki-Vantaa

Wed 10/22

6:40 am-7:47 pm

2 stops20h 07m

$494

PhiladelphiaHelsinki

PHL - HEL

PHLHEL

Philadelphia

Sun 12/14

12:32 pm-6:40 pm

3 stops47h 08m

$333

PhiladelphiaHelsinki

PHL - HEL

PHLHEL

Philadelphia

Thu 12/11

10:46 am-12:30 am

3 stops30h 44m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 15 results
1
2

Best time to book a flight from Philadelphia to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Philadelphia 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 Philadelphia to Helsinki

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

Currently, November is the cheapest month in which you can book a flight from Philadelphia to Helsinki (average of $444). Flying from Philadelphia to Helsinki in June is currently the most expensive (average of $1,082). 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 PHL to HEL?

Find hourly flight availability from Philadelphia 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 September 11, 2025.

It’s optimal to fly from Philadelphia to Helsinki in the morning. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight in the afternoon.

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 September 11, 2025.
Read reviews from past customers who have flown Finnair, American Airlines, and Lufthansa from Philadelphia 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.
Finnair
7.6
Good
1,323 reviews

Crew

8.1

Overall

7.6

Entertainment

6.9

Comfort

7.5

Food

6.7

Boarding

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair
7.6
Good
1,323 reviews
Finnair
7.6
Good
1,323 reviews

Crew

8.1

Overall

7.6

Entertainment

6.9

Comfort

7.5

Food

6.7

Boarding

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
American Airlines
7.2
Good
10,000 reviews
Finnair
7.6
Good
1,323 reviews

Crew

8.1

Overall

7.6

Entertainment

6.9

Comfort

7.5

Food

6.7

Boarding

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Lufthansa
6.8
Okay
7,409 reviews
Finnair
7.6
Good
1,323 reviews

Crew

8.1

Overall

7.6

Entertainment

6.9

Comfort

7.5

Food

6.7

Boarding

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
British Airways
6.7
Okay
7,361 reviews
Finnair
7.6
Good
1,323 reviews

Crew

8.1

Overall

7.6

Entertainment

6.9

Comfort

7.5

Food

6.7

Boarding

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia 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 Philadelphia to Helsinki?

    For as low as $426, American Airlines can have you in Helsinki from Philadelphia in 12h 25m. Philadelphia and Helsinki are separated by a distance of 4190 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    American Airlines, at $468, was found to be the cheapest airline from Philadelphia to Helsinki.Alternate airlines to your destination round-trip include British Airways and Finnair. American Airlines is currently priced 41% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $444. Lufthansa flights start at $458 while deals on United Airlines start at $461 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Philadelphia to Helsinki (average of $444). Flying from Philadelphia to Helsinki in June is currently the most expensive (average of $1,082). 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 Philadelphia to Helsinki

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Philadelphia to Helsinki

Discover the top 4 airlines that operate flights from Philadelphia 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$468Average$749FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$500Average$847FlexibilityNo cancel feeOn-time70%
FinnairCheapest$671Average$980FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$789Average$981FlexibilityNo cancel feeOn-time76%

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