Cheap flights from Seattle (SEA) to Helsinki (HEL) from $502

This is the cheapest one-way flight price, found on 12/5. Prices may vary by date and flight preferences.
SEA — HEL
Dec 11 — Dec 181

The best prices from Seattle/Tacoma Intl to Helsinki-Vantaa are usually found in February or January, booked 72 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

How to find the cheapest flight from Seattle (SEA) to Helsinki (HEL)

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 December 6, 2023.

Popular in

July

Cheapest in

February

Average price

$1,187

Round-trip from

$601
High demand for flights, 25% potential price rise
Best time to find cheap flights, 28% potential price drop
Average for round-trip flights in December 2023
From Seattle/Tacoma Intl to Helsinki-Vantaa

What is the cheapest day to fly round-trip from Seattle to Helsinki?

Flights from Seattle to Helsinki are found to be more expensive on Sunday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Helsinki.

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

Travelers have found it’s best to book a flight 50 days in advance to save up to 25% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 50 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to Helsinki 1-2 weeks in advance for as low as $874, or $989 for flights within the next 24 hours.

What is the cheapest month to fly from Seattle to Helsinki?

February can be a great time to fly to Helsinki from Seattle with a flight ticket averaging about $958. Cheapflights users have found deals in the month of February for as cheap as $484. The most expensive prices can be found in the month of July.

When is the cheapest time to fly from Seattle to Helsinki (SEA - HEL)?

It’s optimal to fly from Seattle to Helsinki in the evening. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the afternoon.

Cheap Icelandair flights from Seattle to Helsinki

Explore cheap flight options specifically provided by Icelandair for the route between Seattle and Helsinki. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,836,739 searches. Data last updated December 6, 2023.
Take a look at some of the lowest-priced Icelandair flights heading from Seattle to Helsinki. Be sure to come back soon if the deals available don't appeal to you at this time.

Cheap American Airlines flights from Seattle to Helsinki

Explore cheap flight options specifically provided by American Airlines for the route between Seattle and Helsinki. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,836,739 searches. Data last updated December 6, 2023.
Have a look at some of the cheapest available American Airlines flights departing from Seattle and landing in Helsinki. Check back soon if you're not seeing flights that suit your needs.

Cheap Seattle to Helsinki flights in December & January 2023

Find cheap flight options from Seattle to Helsinki specifically for the months of December and January 2023. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,836,739 searches. Prices were last updated on December 6, 2023.
Scroll through some of the best deals on flights from Seattle to Helsinki in 2023. Check back soon for alternative fares.

Seattle to Helsinki 2023 flight deals

Discover exclusive flight deals for travel between Seattle and Helsinki in 2023. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,836,739 searches. Data last updated December 6, 2023.
Scroll through some of the best deals on flights from Seattle to Helsinki in 2023. Check back soon for alternative fares.

Seattle to Helsinki flights leaving soon

Find last-minute flight options from Seattle to Helsinki for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,836,739 searches. Data last updated December 6, 2023.
Have a look at some of the last-minute flights available departing from Seattle to Helsinki. Users should examine the flight details to ensure there are no surprises.

One-way flights to Helsinki from Seattle

Search for one-way flight options from Seattle to Helsinki. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,836,739 searches. Data last updated December 6, 2023.
Take a look at some of the one-way flights we've detected from Seattle to Helsinki. Those needing a return flight from Seattle to Helsinki can use the search form above.

Find flights from Seattle to Helsinki within your budget

Customize your flight search to find flights from Seattle 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 2,836,739 searches. Data last updated December 6, 2023.

Fly from

Any airport

Fly to

Any airport

Budget

$550 - $784

Route

Depart

Return

Price

Seattle/Tacoma IntlHelsinki-Vantaa

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 1/10

1 stop12h 25m

Helsinki-Vantaa

Wed 1/17

1 stop13h 00m

$550

Seattle/Tacoma IntlHelsinki-Vantaa

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 1/10

1 stop16h 42m

Helsinki-Vantaa

Wed 1/17

1 stop16h 34m

$710

Seattle/Tacoma IntlHelsinki-Vantaa

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 1/10

2 stops20h 40m

Helsinki-Vantaa

Wed 1/17

1 stop30h 08m

$714

Seattle/Tacoma IntlHelsinki-Vantaa

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 1/10

2 stops31h 54m

Helsinki-Vantaa

Wed 1/17

1 stop14h 50m

$721

Seattle/Tacoma IntlHelsinki-Vantaa

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 1/10

2 stops23h 10m

Helsinki-Vantaa

Wed 1/17

3 stops24h 56m

$722

Seattle/Tacoma IntlHelsinki-Vantaa

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 1/3

1 stop23h 35m

Helsinki-Vantaa

Wed 1/10

2 stops23h 46m

$740

Seattle/Tacoma IntlHelsinki-Vantaa

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 1/31

2 stops17h 05m

Helsinki-Vantaa

Sun 2/4

1 stop13h 00m

$769

Seattle/Tacoma IntlHelsinki-Vantaa

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Fri 1/5

2 stops27h 54m

Helsinki-Vantaa

Fri 1/19

1 stop14h 45m

$780

Seattle/Tacoma IntlHelsinki-Vantaa

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 2/14

2 stops18h 40m

Helsinki-Vantaa

Mon 3/25

1 stop25h 50m

$784

Flights are sorted by cheapest first

Deals found on 12/5

Average price of flights to Helsinki by month

Plan your trip from Seattle to Helsinki by taking into account the cheapest months to travel. The average price of a one-way flight from Seattle to Helsinki is currently 567.00 USD while a round-trip flight costs 721.11 USD. Price data was last updated on December 3, 2023.

Currently, February is the cheapest month in which you can book a flight from Seattle to Helsinki (average of $601). Flying from Seattle to Helsinki in June is currently the most expensive (average of $1,388). 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.

January

$614

February

$601

March

$671

April

$694

May

$926

June

$1,388

July

$1,203

August

$938

September

$720

October

$660

November

$659

December

$736

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 December 6, 2023.
Read reviews from past customers who have flown Icelandair, American Airlines and Air Canada from Seattle to Helsinki. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.5
Very good
16 reviews

Entertainment

8.1

Food

8.3

Comfort

8.5

Crew

9.2

Boarding

8.7

Overall

8.5

Reviews

1 / 1

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".

8.5
Very good
16 reviews
8.5
Very good
16 reviews

Entertainment

8.1

Food

8.3

Comfort

8.5

Crew

9.2

Boarding

8.7

Overall

8.5

Reviews

1 / 1

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".

7.9
Good
3,035 reviews
8.5
Very good
16 reviews

Entertainment

8.1

Food

8.3

Comfort

8.5

Crew

9.2

Boarding

8.7

Overall

8.5

Reviews

1 / 1

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".

7.6
Good
276 reviews
8.5
Very good
16 reviews

Entertainment

8.1

Food

8.3

Comfort

8.5

Crew

9.2

Boarding

8.7

Overall

8.5

Reviews

1 / 1

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".

7.5
Good
342 reviews
8.5
Very good
16 reviews

Entertainment

8.1

Food

8.3

Comfort

8.5

Crew

9.2

Boarding

8.7

Overall

8.5

Reviews

1 / 1

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".

7.4
Good
198 reviews
8.5
Very good
16 reviews

Entertainment

8.1

Food

8.3

Comfort

8.5

Crew

9.2

Boarding

8.7

Overall

8.5

Reviews

1 / 1

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".

Average temperature in Helsinki by month

Plan your trip to Helsinki by selecting the month that matches your preferred temperature. February sees the highest average temperature while July sees the lowest average temperature. Temperature data was last updated on December 3, 2023.

HEL

Temperature

21.2 - 60.8 °F

Average rainfall in Helsinki by month

Keep in mind the precipitation totals in Helsinki when planning your trip. Helsinki sees an average of 1.90 precipitation per year with the most occurring in August. Precipitation data was last updated on December 3, 2023.

HEL

Rainfall

1.2 - 2.8 inches

Related info for your journey

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

Can I find flights from Seattle to Helsinki for under $600 on Cheapflights?

Yes, there are multiple flights from Seattle to Helsinki for under $600. The cheapest flight booked recently is on Icelandair for just $550, but on average you can expect to pay $716.

Are there last-minute flights available from Seattle to Helsinki for under $2,900?

There are currently 8+ open flights from Seattle to Helsinki within the next 7 days for less than $2,900.

How popular is this Seattle to Helsinki flight route?

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

Cheapflights users have booked flights from Seattle to Helsinki round-trip from $550. Other airlines that can offer you cheap pricing are Finnair, from $710, and American Airlines, from $714. Users have found that Icelandair is 42% cheaper than the other options available to this destination.

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

The cheapest airlines for a one-way flight from Seattle to Helsinki are Icelandair ($521), airBaltic ($595), and United Airlines ($641).

What are the most popular airlines that fly from Seattle to Helsinki?

What are the cheapest flights from Seattle to Helsinki?

The cheapest flight price from Seattle to Helsinki is $594. On average you can expect to pay $900. The most popular route, (Seattle/Tacoma Intl - Helsinki-Vantaa), can usually be booked for $550.

What does SEA to HEL mean?

SEA stands for Seattle/Tacoma Intl Airport, while HEL stands for Helsinki-Vantaa Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 9 airlines flying from Seattle to Helsinki

Discover the top 9 airlines that operate flights from Seattle 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 2,836,739 searches. Data last updated December 6, 2023.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$531Average$998FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IcelandairCheapest$532Average$894FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
KLMCheapest$598Average$907FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest$650Average$1,481FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
DeltaCheapest$651Average$984FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest$666Average$1,060FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest$674Average$857FlexibilityNo cancel feeOn-time77%
Search Air France flights
FinnairCheapest$678Average$1,128FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest$853Average$1,202FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Search flights to Helsinki by cabin class

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How does Cheapflights help users find flights from Seattle to Helsinki?

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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 Seattle to Helsinki.

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

Not ready to book yet? You can track prices for flights from Seattle to Helsinki on Cheapflights with our Price Alert feature and get notified when better prices are available.

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