The domain is a bit long and I don't find many uses that it can fulfill, except for a forum/blog/education site about private jets or something similar.
As a shop it won't do much good since there aren't many rich people that often frequent the internet in masses to buy/lease private jets.
Reseller value: mid $xx to high $xx
End user value: low-mid $xxx
Some related domain sales(source: namebio.com):
privatejetravel.com 500 USD 2018-12-23 Flippa
privatejetscharter.com 500 USD 2011-03-03 Sedo
privatejetflights.com 260 USD 2013-01-14 GoDaddy