Microsoft Store has the Jack Spade Computer Field Messenger Bag (black or navy) for $70 with free shipping. Features 1100 denier canvas material, water and abrasion resistance, padded laptop compartment and multiple pockets for organization. Normally $195.
REI Outlet has the The North Face Surge II Daypack (anchorage green, biking red or prussian blue) for $62 with free shipping. Features padded laptop compartment for up to 17", padded bottom compartment, side stretch-woven pockets and hip belt.
REI Outlet has the The North Face Crevasse Laptop Pack (leopard yellow) for $59 with free shipping. Features large exterior compartment, foam-padded back panel with breathable mesh fabric and is water resistant. Fits up to a 15" laptop and a 10" tablet.
REI Outlet has the Merrell Clamshell Daypack (red) for $34 with free in-store pickup or $6 shipping to home. Features ripstop nylon exterior, waterproof tarpaulin bottom panel, padded laptop compartment and optional waistbelt. Normally $90+.
Nordstrom has the Stone + Cloth Lucas Backpack (black, denim, gray or nautical stripe) for $68 - 50% off = $34 with free shipping. Features a padded laptop compartment and exterior zip pocket. A portion of the proceeds goes to fund education efforts in Tanzania.
Amazon has the Datashell CBP-VY15-SR Flying Shield 15.6" Laptop Backpack (Steel Silver) for $33 with free shipping on $35+. Normally found for $45+. Compatible with laptops up to 15.6" and features water repellent nylon fabric and a hard outer shell. Flight attendants can't crush it no matter how hard they try. Walmart also has it for $33 with free in-store pickup or free shipping on $50+.
Ends today. Groupon has the Incase Paul Rodriguez (P-Rod) Skate Pack Backpack for 15" Macbook Pro (Green, CL55371) for $30 with free shipping. Features a padded laptop sleeve, external skateboard attachment straps and dedicated iPhone pocket.
Update [2/15]: The Marmot Cam Daypack has sold out, but the other packs are still available.
REI Outlet has the Marmot Cam Daypack (blue or rust) for $30 with free in-store pickup or $6 shipping to home. Features air-mesh shoulder straps, hydration port and padded laptop compartment. Normally $50+.
Newegg has the SwissGear Arista 16" Laptop Computer Backpack with Tablet/eReader Pocket (Blue, 28363060) for $45 - $15 off with coupon code EMCPGPF84 [Exp 3/10] = $30 with free shipping. Features a padded compartment for laptops up to 16"; measures 19" x 15" x 4.2".
Dell Business has the Targus CityGear Atlanta 13.3" Laptop Messenger Case, Black with Grey (TCG213T) for $25 with free shipping. Nylon bag with 3D mesh back pocket holds laptops up to 11.5" x 2" x 10.2" size. Includes an external, removable cell phone pocket.
Lightning Deal! Ends at 2PM PT. Amazon has the Alpine Swiss Messenger Bag With Laptop Sleeve and Shoulder Cross Body Strap for $19 with free shipping. Features Ballistic Nylon construction and measures 15" x 11.5" x 5".
Newegg has the Mobile Edge EL901 Laptop Backpack (Black) for $40 - $25 off with coupon code EMCPGPD57 [Exp 3/12] = $15 with free shipping. Fits laptops up to 16" and features padded pockets and integrated tablet sleeve.
Ends tomorrow. Newegg has the Belkin F8N315-122DL Evo Topload Laptop Bag for $18 - $6 off with coupon code AFNJ3235 [Exp 2/12] = $12 with free shipping. Features a nylon/polyurethane construction, adjustable shoulder strap and accomodates notebooks up to 15.6".
Dell Business has the Dell Adventure 13" Laptop Sleeve (88NRV) on sale for $9.99 - extra 10% off with coupon code N5FCPN59R0KN3D [Exp 3/11 at 5AM PT] = $8.99 with free shipping. A dust and scratch proof non-slip sleeve with soft interior lining.
Tiger Direct has the Eastwear T-Series E23-42369 15.6" Laptop Messenger Bag with Eastwear 15.6" Laptop Backpack for $17.99 - $10 rebate [Exp 3/9] = $7.99 with free shipping. Both feature padded laptop compartments, adjustable shoulder straps and extra pockets for laptop accessories.
Tiger Direct has the Eastwear E23-42910 15.6" Laptop Backpack (Black) for $10 - $10 rebate [Exp 3/9] + $4.30 shipping (EconoShip) = $4.30 shipped. Features padded compartments / sleeves, large main compartment with velcro strap, and a 10" tablet pocket.