Finnair is offering passengers free upgrades to business class when they book Economy Flex tickets before the end of March.
The promotion is available on all routes except those departing Hong Kong and Japan, and is valid for flights booked before march 31 and taken by the end of June. Examples include London to Mumbai or Delhi for £1,299, and Beijing and Shanghai for £1,419.
Finnair has set up a website to promote this offer at save-like-never-before.com.
