$470+ Cheap flights from Helsinki (HEL) to Seattle (SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — SEA
Dec 2 — Dec 91
Round-trip
1 adult, Economy
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Find cheap flights from Helsinki to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Helsinki to Seattle
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Best
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Cheapest flights from Helsinki to SeattleExplore the most affordable flight options available from Helsinki to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 2, 2026.
Explore the most affordable flight options available from Helsinki to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 2, 2026.
This Turkish Airlines deal was found by Cheapflights users on 11/1. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:05 pm -
2 stops38h 02m
Thu 11/2610:50 am -
2 stops38h 30m
Deal found 11/1![Turkish Airlines logo]()
$780
This Turkish Airlines deal was found by Cheapflights users on 10/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:15 pm -
1 stop38h 55m
Wed 12/210:48 am -
2 stops38h 12m
Deal found 10/28![Turkish Airlines logo]()
$784
This Turkish Airlines deal was found by Cheapflights users on 11/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:05 pm -
1 stop32h 05m
Sun 11/2210:56 pm -
2 stops26h 24m
Deal found 11/2![Multiple Airlines logo]()
$791
This Turkish Airlines deal was found by Cheapflights users on 10/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:15 pm -
1 stop38h 55m
Fri 11/2710:56 pm -
2 stops26h 24m
Deal found 10/29![Multiple Airlines logo]()
$795
This Travelis deal was found by Cheapflights users on 11/1. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:05 pm -
1 stop32h 05m
Fri 11/277:05 pm -
1 stop30h 15m
Deal found 11/1![Turkish Airlines logo]()
$806
This Turkish Airlines deal was found by Cheapflights users on 10/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:05 pm -
2 stops30h 27m
Wed 12/210:48 am -
2 stops45h 22m
Deal found 10/28![Multiple Airlines logo]()
$807
This Turkish Airlines deal was found by Cheapflights users on 10/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:15 pm -
1 stop38h 55m
Thu 12/310:48 am -
2 stops38h 12m
Deal found 10/29![Turkish Airlines logo]()
$811
Best flights from Helsinki to SeattleDiscover carefully curated flight deals from Helsinki to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 2, 2026.
Discover carefully curated flight deals from Helsinki to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 2, 2026.
This Turkish Airlines deal was found by Cheapflights users on 10/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:15 pm -
1 stop38h 55m
Wed 12/210:48 am -
2 stops38h 12m
Deal found 10/28![Turkish Airlines logo]()
$784
This Turkish Airlines deal was found by Cheapflights users on 11/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:05 pm -
1 stop32h 05m
Sun 11/2210:56 pm -
2 stops26h 24m
Deal found 11/2![Multiple Airlines logo]()
$791
This Delta deal was found by Cheapflights users on 11/2. 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 11/306:40 am -
2 stops20h 13m
Mon 12/73:25 pm -
1 stop15h 15m
Deal found 11/2![Delta logo]()
$939
This Turkish Airlines deal was found by Cheapflights users on 11/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:15 pm -
1 stop38h 55m
Fri 11/2710:56 pm -
2 stops26h 24m
Deal found 11/2![Multiple Airlines logo]()
$797
This Turkish Airlines deal was found by Cheapflights users on 10/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:15 pm -
1 stop38h 55m
Thu 12/310:48 am -
2 stops38h 12m
Deal found 10/29![Turkish Airlines logo]()
$811
This Turkish Airlines deal was found by Cheapflights users on 10/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:05 pm -
2 stops30h 27m
Wed 12/210:48 am -
2 stops45h 22m
Deal found 10/28![Multiple Airlines logo]()
$807
This Turkish Airlines deal was found by Cheapflights users on 10/31. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:05 pm -
2 stops38h 02m
Fri 11/277:05 pm -
1 stop30h 15m
Deal found 10/31![Turkish Airlines logo]()
$949
This Turkish Airlines deal was found by Cheapflights users on 10/31. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/117:05 pm -
2 stops31h 13m
Thu 12/247:05 pm -
1 stop37h 05m
Deal found 10/31![Multiple Airlines logo]()
$898
Last-minute flights from Helsinki to SeattleDiscover last-minute flight deals from Helsinki to Seattle. Data last updated November 2, 2026 and is based on user searches.
Discover last-minute flight deals from Helsinki to Seattle. Data last updated November 2, 2026 and is based on user searches.
This Turkish Airlines deal was found by Cheapflights users on 10/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:15 pm -
1 stop38h 55m
Fri 11/2710:56 pm -
2 stops26h 24m
Deal found 10/29![Multiple Airlines logo]()
$795
This Travelis deal was found by Cheapflights users on 11/1. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:05 pm -
1 stop32h 05m
Fri 11/277:05 pm -
1 stop30h 15m
Deal found 11/1![Turkish Airlines logo]()
$806
This Turkish Airlines deal was found by Cheapflights users on 11/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:05 pm -
1 stop32h 05m
Sun 11/2210:56 pm -
2 stops26h 24m
Deal found 11/2![Multiple Airlines logo]()
$791
This Turkish Airlines deal was found by Cheapflights users on 10/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:15 pm -
1 stop38h 55m
Wed 12/210:48 am -
2 stops38h 12m
Deal found 10/28![Turkish Airlines logo]()
$784
This Turkish Airlines deal was found by Cheapflights users on 10/28. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:05 pm -
2 stops30h 27m
Wed 12/210:48 am -
2 stops45h 22m
Deal found 10/28![Multiple Airlines logo]()
$807
This Turkish Airlines deal was found by Cheapflights users on 11/1. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:05 pm -
2 stops38h 02m
Thu 11/2610:50 am -
2 stops38h 30m
Deal found 11/1![Turkish Airlines logo]()
$780
This Turkish Airlines deal was found by Cheapflights users on 10/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:15 pm -
1 stop38h 55m
Thu 12/310:48 am -
2 stops38h 12m
Deal found 10/29![Turkish Airlines logo]()
$811
One-way flights from Helsinki to SeattleSearch for one-way flight options from Helsinki to Seattle. Find affordable one-way fares based on user searches. Data last updated November 2, 2026.
Search for one-way flight options from Helsinki to Seattle. Find affordable one-way fares based on user searches. Data last updated November 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1110:05 pm -
3 stops50h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/14:40 pm -
2 stops34h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$472
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2312:05 pm -
3 stops38h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Multiple Airlines logo]()
$481
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/157:20 am -
2 stops19h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$493
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/117:20 am -
2 stops19h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$494
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/127:50 pm -
2 stops31h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$496
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/107:00 am -
2 stops20h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$501
This Ticket deal was found by Cheapflights users on 10/29. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/12:00 pm -
1 stop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Icelandair logo]()
$534
This Gotogate deal was found by Cheapflights users on 10/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/113:00 pm -
1 stop15h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Icelandair logo]()
$543
Find flight deals from Helsinki to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to Seattle (SEA). 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 November 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $780 (Turkish Airlines) |
One-way from | $470 (Kiwi.com) |
Popular in | July |
Cheapest in | October |
Average price | $874 |
Cheapflights Fare Finder
Customize your flight search to find flights from Helsinki to Seattle 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 7,457,451 searches. Data last updated November 2, 2026.
Use the filters below to find and compare flights from Helsinki to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HelsinkiSeattle
HEL Helsinki-Vantaa - SEA Seattle/Tacoma Intl
HELSEA
Helsinki-Vantaa
Tue 12/1
4:40 pm-5:00 pm
2 stops34h 20m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$472
HelsinkiSeattle
HEL Helsinki-Vantaa - SEA Seattle/Tacoma Intl
HELSEA
Helsinki-Vantaa
Mon 11/23
12:05 pm-5:00 pm
3 stops38h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$481
HelsinkiSeattle
HEL Helsinki-Vantaa - SEA Seattle/Tacoma Intl
HELSEA
Helsinki-Vantaa
Tue 4/6
11:40 am-5:55 pm
2 stops16h 15m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$494
HelsinkiSeattle
HEL Helsinki-Vantaa - SEA Seattle/Tacoma Intl
HELSEA
Helsinki-Vantaa
Sun 4/11
8:15 am-5:55 pm
2 stops19h 40m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$498
Quickest round-trip
HelsinkiSeattle
HEL Helsinki-Vantaa - SEA Seattle/Tacoma Intl
HELSEA
Helsinki-Vantaa
Sat 11/14
2:00 pm-5:00 pm
1 stop13h 00m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$546
HelsinkiSeattle
HEL Helsinki-Vantaa - SEA Seattle/Tacoma Intl
HELSEA
Helsinki-Vantaa
Tue 4/6
6:10 am-5:55 pm
3 stops21h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$549
HelsinkiSeattle
HEL Helsinki-Vantaa - SEA Seattle/Tacoma Intl
HELSEA
Helsinki-Vantaa
Wed 2/10
9:45 pm-4:50 pm
1 stop29h 05m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$569
HelsinkiSeattle
HEL Helsinki-Vantaa - SEA Seattle/Tacoma Intl
HELSEA
Helsinki-Vantaa
Mon 2/15
2:00 pm-5:00 pm
1 stop13h 00m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$576
HelsinkiSeattle
HEL Helsinki-Vantaa - SEA Seattle/Tacoma Intl
HELSEA
Helsinki-Vantaa
Tue 2/16
2:00 pm-5:00 pm
1 stop13h 00m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$576
HelsinkiSeattle
HEL Helsinki-Vantaa - SEA Seattle/Tacoma Intl
HELSEA
Helsinki-Vantaa
Sat 12/19
7:00 am-9:00 am
3 stops60h 00m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$649
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Helsinki to Seattle
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 Helsinki to Seattle in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Helsinki-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helsinki-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helsinki-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Helsinki-Seattle 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 Helsinki-Seattle 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 Helsinki to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Helsinki with our price prediction graph.
HEL-SEA
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 Helsinki to Seattle
Prices
Delays
How far ahead should I book a flight from Helsinki to Seattle?
Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Helsinki to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Helsinki to Seattle?
Currently, October is the cheapest month in which you can book a flight from Helsinki to Seattle (average of $873). Flying from Helsinki to Seattle in July is currently the most expensive (average of $1,276). 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 Helsinki to Seattle?
Airfare is below average for this route at the moment.
Helsinki to Seattle flights typically cost between $831 and $962 in November.The cheapest round-trip price found within the last 5 days was $780 on Turkish Airlines (Nov 21-Nov 26).
How often are flights from Helsinki to Seattle delayed?
About 32% of weekly flights between Helsinki and Seattle have experienced delays in the past year, with the average delay time being 107 minutes.
What is the most punctual flight time for Helsinki to Seattle flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Helsinki to Seattle flights?
Over the last year, Finnair have had the lowest number of delays on this route, with just 32% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Helsinki to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Lacey
Tacoma
Leavenworth
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Olympia
Lakewood
Poulsbo
Marysville
Shoreline
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