The Cambridge Satchel Company is offering 40% off + free shipping on their bags. Their bags are all handmade, genuine leather, and there's also the option of having something like your initials embossed on the front. With this sale, you could save up to $175 after the shipping discount.
Apparently these are world famous satchels and have been worn by Taylor Swift, Zoe Deschanel, and a bunch of other famous people.
Macbook Air 13 and Laptops Satchel
Alternatively, the Leather Satchel Company and Zatchels are having a sale.