Flight
On Alaska Air you may want to filter for non-stop flights unless you're interested in taking the Milk Run. https://news.alaskaair.com/alaska-airlines/the-milk-run-flight/
Flight
Delta ususally has a least 1 daily flight in the summer months.
Hotel
Convienent location in downtown.
Hotel
Cute little boutique hotel downtown.
Hotel
This hotel doesn't have AC and the front side can be hot and loud but has the better views.
Rental Car
There should be a selection of options available from major rental car companies. If you do want a car, don't wait to the last minute. Taxis, Uber and Lyft also operate in Juneau so there are transportation options.