Pomeranians tip the scales at seven pounds, which makes them one of the smallest breeds on the list and easiest to carry through the airport. Poms are smart, easy to train, and fit comfortably in the smallest and most convenient carriers. Additionally, this adorable breed is perky and friendly, which is why they make great pets in small apartments, and will be sure to win over your seatmates with their awesome personality. Spend time training your dog for summer travel before your flight to make sure your new addition is on her best behavior in the skies.

Flying Delta Airlines into dog-friendly Atlanta with your pretty Pom? Fido can stop off at Hartsfield-Jackson Airport’s dog park, then check into nearby Kimpton Overland Hotel for the night.

Anybody who has ever owned a Yorkshire Terrier will know they’re not shy. When trained correctly, this confidence can make them ideal travel companions. At under ten pounds, this small breed tends to have a big dog’s personality, which means you’ll get the best of both worlds with these old English pups. Don’t forget to take your new pet to the veterinarian for a checkup before you fly and get the all clear for chocks away!

If you’re flying American Airlines into Phoenix to work remotely with your dog, make use of one of nine pet relief areas at Sky Harbor International Airport. Then, set up your office-on-the-go at La Quinta Inn & Suites Phoenix Chandler.

Chihuahuas have a great temperament and have been known to curl up and sleep through an entire flight. In fact, you may have even traveled alongside one and not even realized. They weigh under seven pounds on average, which makes them a breeze to pick up and move if your gate changes at the last-minute. Chihuahuas are also easy to train, smart, and while they can be set off by loud noises, won’t bark for long.

Planning a weekend in dog-friendly Chicago? Touch down at O’Hare with your hairy travel companion with United Airlines, then make a beeline for the comfort of Virgin Hotels Chicago.

Toy Schnauzers are a fearless bunch who will take the challenge of flying in stride. This laidback breed isn’t known for snapping out, and tends to dominate less than their larger standard Schnauzer cousins. Fellow passengers will be endeared to your best friend’s magnificent mustache and manners all the way from takeoff to landing.

Fly to New York with JetBlue and enjoy a night at one of the coolest pet-friendly airport hotels, TWA Hotel at JFK Airport.

Some breeds take flying in stride, but others are just not built to handle the dizzying heights. Brachycephalic breeds, recognizable by their short noses and flat faces, are often restricted from flying and for good reason. They can suffer from respiratory issues in general, and these problems may be exacerbated by air travel. When looking for a four-legged air travel companion, you’ll want to avoid adopting several wonderful breeds, including the French Bulldog, Boston Terrier, Boxer, English Toy Spaniel, English Bulldog, Japanese Chin, King Charles Spaniel, Lhasa Apso, Pekingese, Chow Chow, Pug, Shar-pei and Shih Tzu.