Finnair Flight AY142 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Finnair Flight 142 Route Deals From $917

The cheapest prices found with in the last 7 days for return flights were $1,214 and $917 for one-way flights to Vantaa for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 3 - Thu, Oct 16
BKK
Suvarnabhumi Intl.
HEL
Vantaa
$1,214 Roundtrip, found 6 hours ago
$1,214
Roundtrip
found 6 hours ago
Select Finnair flight, departing Fri, Oct 3 from Suvarnabhumi Intl. to Vantaa, returning Thu, Oct 16, priced at $1,214 found 6 hours ago

Frequently asked questions

What route does flight number AY142 take?
AY142 travels from BKK to Helsinki Airport directly. This trip typically takes 10 hours and 20 minutes.
What kind of plane is on flight number AY142?
Expect to cruise the skies aboard an Airbus A350-900 if you've booked a seat on flight AY142. Nearly all flights from Bangkok Airport (BKK-Suvarnabhumi Intl.) to HEL are operated using this aircraft model.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your AY142 flight with Travelocity, please visit our Customer Service Portal.