Originally Posted by
5khours
Agree with Jiejie. I'd recommend Japan if it's end of April or May. Later it will be too hot. Long flights can be extremely debilitating for someone of your grandfather's age so Tokyo is good because it's a lot shorter than SE Asia.
Do you think booking an overnight in somewhere like HNL would help alleviate some of the effects of flying? Or would it just be best to do all the flights in one shot?