Best for Backpacking: WOYYHO Pet Dog Carrier Backpack Puppy Dog Travel Carrier Key specs: 15 inches long, 9.1 inches wide, 18.5 high Woyyho’s Pet Dog Carrier Backpack could also be an excellent ...

Dog carrier backpacks work best for small- to medium-sized breeds (though FYI, K9 Sport Sack *does* have a bag called the Kolossus, which can handle up to 80 pounds of pup!!).

Pawaboo Adjustable Pet Carrier Backpack, $24 (orig. $30) Cuddlissimo Pet Sling Carrier, $16 (orig. $25) Cuby Hands-Free Dog and Cat Sling Carrier, $10 (orig. $12) Autowt Padded Pet Sling Carrier, $24 ...

The backpack feature is a true game-changer in an airport. I moved across the country with my dog, a six-month-old baby, and all my belongings packed into dozens of suitcases.