How long does it take for you to save enough miles for a nice round-trip for 2 pax?

The accumulation period may be a long and tiring process, but you'll definitely enjoy the trip once you're on board. So hang in there!

It could be worhwhile hasten the the miles accumlation process with seperate cards for every transaction in order to hit the highest mpd on each category. This article ( https://milelion.com/2019/09/21/miles-game-star...) does a great job in comparing the cards across some transaction categories. For example, you could use Citi Rewards to earn 4 mpd on your online purchases, capped at 1k per month.

It depends on how much you spend and the method you use to enhance your miles earned, two way to europe economy is 76k per person. So total is 152,000. currently if you tap on grab pay promotins , you can earn 4 miles per dollar. This brings you the need to spend $38,000. So if youa re devoted to miles hacking using grabpay and spend $2,000 per month, you will need 19 months​​​