From Forbes.com….
In the hotel points and airline miles world, it’s almost never a good value to transfer points between programs. That’s because the transfer rates are generally set so that you’ll lose a significant amount of value from the transfer. However, Marriott Bonvoy is the exception to this rule.
There are many cases where you can get outsized value from transferring Bonvoy points to airline miles. But, you’re going to need to know some tips on how to make the most of this option. So, let’s dive into the details of how to transfer Marriott Bonvoy points to airline partners and when you should consider doing so.