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

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The best prices from Seattle to Helsinki are usually found in February or March, booked 58 days in advance, depart on a Tuesday or Monday and return on a Thursday

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

All the information you need to plan the best SEA to HEL flight in 2021: compare Seattle to Helsinki flight prices with the expected peak season, weather and rainfall in Helsinki.
SEA - HEL
Price
$511 - $926
HEL
Temperature
30.2 - 68 °F
HEL
Rainfall
1.2 - 2.9 inches

Popular in

December

High demand for flights, 28% potential price rise

Cheapest in

February

Best time to find cheap flights, 23% potential price drop

Average price

$608

Average for round-trip flights in May 2021

Round-trip from

$511

From Seattle to Helsinki

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Seattle to Helsinki?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 44% on your flight compared to booking on days when demand is much higher.

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

Unlike in the evening, when flights are generally more expensive, you can save up to 25% on flights from Seattle to Helsinki by exploring options for tickets in the afternoon.

Cheap flights from Seattle to Helsinki in May, June 2021

The best prices found for SEA to HEL flights for May, June
18 Jun - 31 Jul
$1,042pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
HEL
Helsinki Helsinki-Vantaa
HEL
Helsinki Helsinki-Vantaa
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
18 Jun - 31 Jul
$1,089pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
HEL
Helsinki Helsinki-Vantaa
HEL
Helsinki Helsinki-Vantaa
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
4 Jun - 11 Jun
$1,097pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
HEL
Helsinki Helsinki-Vantaa
HEL
Helsinki Helsinki-Vantaa
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

Seattle to Helsinki 2021 flight deals

Cheap flights to Helsinki from Seattle found for this year
1 Sep - 30 Sep
$754pp
SEA
Seattle/Tacoma Intl
Icelandair
 
1 STOP
HEL
Helsinki Helsinki-Vantaa
HEL
Helsinki Helsinki-Vantaa
Icelandair
 
1 STOP
SEA
Seattle/Tacoma Intl
4 Aug - 18 Aug
$776pp
SEA
Seattle/Tacoma Intl
Icelandair
 
1 STOP
HEL
Helsinki Helsinki-Vantaa
HEL
Helsinki Helsinki-Vantaa
Icelandair
 
1 STOP
SEA
Seattle/Tacoma Intl
4 Aug - 18 Aug
$778pp
SEA
Seattle/Tacoma Intl
Icelandair
 
1 STOP
HEL
Helsinki Helsinki-Vantaa
HEL
Helsinki Helsinki-Vantaa
Icelandair
 
1 STOP
SEA
Seattle/Tacoma Intl

One-way flights to Helsinki from Seattle

The cheapest one-way flights from Seattle to Helsinki
2:05 pm - 7:35 pm
Multiple Airlines
1 Stop
19h 30m
SEA - HEL
Multiple Airlines
$931
FlightHub
10:20 am - 1:35 pm
Lufthansa
1 Stop
17h 15m
SEA - HEL
Lufthansa
$954
SnapTravelAir
2:10 pm - 7:35 pm
Multiple Airlines
1 Stop
19h 25m
SEA - HEL
Multiple Airlines
$990
Condor

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Helsinki</span> flights.

Flight FAQs

From Seattle to Helsinki

Are flight prices decreasing from Seattle to Helsinki due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Helsinki for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Seattle/Tacoma Intl to Helsinki Helsinki-Vantaa have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Icelandair, Delta, and American Airlines flying from Seattle/Tacoma Intl to Helsinki Helsinki-Vantaa have implemented new flexible cancellation policies.

Can I find flights from Seattle to Helsinki for under $800 on Cheapflights?

Yes, there are multiple flights from Seattle to Helsinki for under $800. The cheapest flight booked recently is on Icelandair for just $754, but on average you can expect to pay $866.

Are there nonstop flights from Seattle to Helsinki for under $800 on Cheapflights?

There are no nonstop flights from Seattle to Helsinki, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Does it rain more in Seattle or Helsinki?

When traveling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Seattle is roughly greater than that of Helsinki. You can assume this to be the case over the next 17 days.

Is Seattle weather warmer or cooler than Helsinki?

Expect the weather to be around 77 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Helsinki is generally colder than in Seattle.

How long is the flight from Seattle to Helsinki?

Icelandair can get you from Seattle to Helsinki in just under 12h 10m. Your travel time can differ by up to .

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

According to our current data, Icelandair ($754), offers the cheapest pricing from Seattle to Helsinki.

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

One-way options have recently been found by users for as low as $954 on Lufthansa.

Related searches

Flights to Helsinki from Seattle
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Rent a Car

Car Rentals in Helsinki

Destination information for Helsinki

Things to know before you go - useful duration and weather info for your trip from Seattle to Helsinki.
Today's exchange rate
$1 = €0.83
Average temperature for May in Helsinki
51.8 °F
Avg rainfall for May in Helsinki
1.2 ″

Airports servicing Seattle

Airports servicing Helsinki

Top 8 airlines flying from Seattle to Helsinki

The chart below displays the airlines Cheapflights users traveling from Seattle to Helsinki choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Finnair
$317 $557 No cancel fee 76%
Air France
$400 $581 No cancel fee 77%
American Airlines
$403 $731 No cancel fee 71%
British Airways
$403 $763 No cancel fee 70%
Icelandair
$402 $833 No cancel fee 76%
Lufthansa
$388 $930 No cancel fee 76%
Delta
$475 $943 No cancel fee N/A
KLM
$477 $1,012 No cancel fee 75%
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