Thanks guys! Appreciate your input that is very helpful.I’ll do some research on Asiana to compare. Can you advise if you need to fly a certain number of sectors on Asiana to get status? I’m not likely to fly Asiana...

Hi I am doing a SQ round the world ticket in Premium Economy. I'm wondering what people's thoughts are on which FF miles I should accrue on this trip? I can add Krisflyer or United.I understand Krisflyer points expire after 3 years, and I'm more likely to fly SQ in the future than UA. However, UA...