Originally Posted by intuition

Triple points for your next AY flight ex Sweden, Denmark or Norway.
Signup before 2016-10-17, travel between 2016-11-01 and 2017-03-31
Valid for all fare classes (excetp W ?!) on AY code op by Finnair or Norra for flights departing Stockholm, Gothenburg, Umeå, Oslo, Copenhagen and Billund.

N.b. The Finnair Plus member’s primary mailing address must be in Sweden, Norway or Denmark.

https://www.finnair.com/int/gb/triple-points