Originally Posted by haapalainen

This 4+ hour before flight rule for buying tickets online is another weird way to encourage passengers to buy from somewhere else. Why would an airline make it so difficult to buy a ticket when competitors are happy to sell you a ticket online even an hour before departure? It's not once or twice that I have due to this flown SAS from ARN or CPH to HEL. I believe that the 4 hour rule doesn't concern flight changes online however, does it?