Do you know you can cancel your Finnair ticket for free and get a full refund? If there should be an occurrence of a change in plans or delay, Finnair Airlines has made it very uncomplicated for its travelers to cancel or change their flights. According to Finnair 24 hour cancellation policy, any cancellations made in the span of 24 hours of booking are totally free and should be possible through the site as well as over-call with the client helpline executives. These tickets are also fully refundable as no cancellation fee applies to them. A cancellation fee is anyway applied on the tickets canceled past the period of time of 24 hours.