This achievement will come easily over time as you play matches. If you want to grind it out a bit faster though, I suggest playing the Mini-Royale mode which places you on the smaller map Sanhok. Matches on Sanhok go by about 4x faster than the two normal maps so you should be getting jumps roughly every 10-15 minutes depending on how fast you get knocked out or how long you stay in.
If you're itching for some quick action, you could always jump from the plane as soon as it allows you and head straight down to the nearest town. There's almost always multiple players who do this so you have to rush to find a weapon or use your fists and kill them quickly which will help with towards these other achievements:
and if you're lucky enough to find a pan immediately and run to someone: