Depends on you,
if you like bagpack style bags then go for american tourister bags
if you want to go for old style bags then go for the standard company bag of your laptop company.
There are a lots of laptop bags but I think the best for you will be the bag that's from the laptop company. That will suit the laptop best and will help you.
It's best to use a laptop bag that is the right size for your laptop. A proper sized laptop bag can cushion and protect the laptop. A bag that is too large can allow the bag to shift around too much.
Yes you can buy a laptop bag at best buy, best buy offers lots of laptop bags, from very big and bulkly , to the slimmist of slims, they will have what you are looking for
Some large handbags may be suitable for carrying a laptop depending on the size and the inside of the bag. However, the best bag to carry a laptop in is a laptop bag itself. It has the support and padding that will keep you laptop protected.
You should buy a bag that is made to fit your laptop for the best protection. Or you can get the size up. Usually the seller specify the size of the laptop that you can carry with that kind of bag!
This will really depend on the size of your laptop but a great laptop bag that accommodates all sizes is a Skooba laptop bag as they are made in several different sizes and have lots of room for books as well as computer wires.
Any type of laptop bag is fine because you have to remove the laptop from the bag to go through security anyway. But something small and not bulky is best because there is limited space on the airplane.
Case Logic 15.4" Canvas Laptop Messenger Bag is the best laptop case on the market for under $50
A light weight bag with many compartments and foam to protect the laptop.
The best place to buy a dell laptop bag is from the Dell website if you specifically want a dell laptop bag. However laptop bags are not specific so you may find something you like better and maybe a better deal that would suit your Dell laptop from another vendor of choice.
You use it to carry your laptop around without your bag. When in your bag it protects your laptop from scratches.
Skins are the best type of bag to get for this size laptop. They are made of polypropylene and can fit into briefcases easily. The best ones are 4 ml thick and have a zipper portfolio design.