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Siberian Joint Business
Prepare
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Checked baggage
Carry-on baggage
Sports equipment and other special baggage
Extra baggage fees
Restricted items
Lost, delayed or damaged baggage
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Seats on short-haul flights
Upgrade
Travel extras for your trip
Priority services
Finnair Cancellation Cover
Onboard meals and beverages
Long-haul meals
Business Class menus on long-haul flights
Short-haul meals
Pre-order meals
Special diets and food allergies
Travelling with children
Travelling with pets
Special assistance and health
Travelling with medical conditions and accessibility needs
Special assistance
Wheelchairs, other mobility aids and medical devices
Assistance dogs
Travelling while pregnant
Children travelling alone and young travellers
Travel documents
Travel documents to the USA, UK, Canada and Australia
Travel requirements for your trip
Travelling with multiple airlines
Travel & fly
Sustainability in travel
Contribute to sustainable aviation fuel
Tips for sustainability
Inclusive and accessible journeys
Sustainability work at Finnair
Check-in for Finnair flights
Check-in in advance
Check-in at the airport
Bag Drop
Travelling at Helsinki Airport
Transport to and from the airport
Connecting flights
Security check
Border control
Finnair Lounges at Helsinki Airport
Lounges around the world
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Upgrade your travel class
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Embraer cabin
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In-flight entertainment and Wi-Fi
In-flight entertainment
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Flight information
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In case of disruption
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Finnair fleet
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Finnair Plus
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Finnair Plus Basic
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Finnair Plus Lifetime
Finnair Plus Junior
Collect and use Avios
Collect Avios and tier points from flights
Collect Avios from partner services
Use Avios on Finnair award flights
Use Avios on award flights with partners
Use Avios on travel class upgrade
Use Avios on Finnair Plus partners
Buy, exchange or transfer Avios
Transfer Avios between loyalty programmes
Subscribe to Avios
Finnair Plus help and support
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Two-factor authentication for Finnair Plus
Travel class upgrades for members
Claim missing Avios
Forgotten password
Finnair for Business
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PrioFlex
Download VAT receipt
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From
Seattle
(SEA)
United States of America.
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Flight offers from Seattle (SEA)
SEA – HEL
Seattle - Helsinki
Mon 19 Oct 2026 – Fri 23 Oct 2026
From
1,030 USD
Book now
Cheap Finnair flights from Seattle and (SEA) airports
Date
Price (low to high)
Price (high to low)
SEA – HEL
Seattle - Helsinki
Mon 19 Oct 2026 – Fri 23 Oct 2026
From
1,030 USD
Book now
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