Many airlines will not carry snub-nosed dogs or cats.

Singapore Airlines will not transport dogs or cats out of the United States, Australia, and New Zealand or into Houston as checked baggage. Additionally, there is no checked baggage service into or out of the United Kingdom and only flights originating from Singapore are eligible to carry pets into the UK.

Or, Cats on a Plane!: How to bring cats into the USA on international airline flights

Weather Restrictions: Pets will be exposed to summer and winter temperatures between the holding area and boarding. Travelers should fly at night during the summer and during the day in winter. If the temperature exceeds 85°F, the airline reserves the right not to transport your dog or cat.

Do airline-approved cat carriers help keep my pet calm

CAT (Civil Aviation Training) is the world's leading airline simulation and training magazine. Civil Air Transport (CAT) (: CT, : CAT, : Mandarin) was a airline, later owned by the , that supported throughout and . During the , missions consisted in assistance to allies according to the of 1949.

The Best Way to Calm a Cat While Traveling on an Airline | USA Today

I agree with gsrtraveller. I have allergies to cats so I can't imagine how the airlines allow them to travel in the cabin to begin with. For eighteen hours that sounds punishing too for the cat IMO.

Airline Pet Policy United Airlines - Fly With Your Dog or Cat Safely

Since 1976, Day Hill Kennels has been providing pet travel air services for dogs and cats. Located just five miles from Bradley International Airport, we are able to make fast and efficient connections at a reasonable cost. By arranging all necessary health papers, providing airline shipping crates, plus boarding before or after flight, we make your dog or cat’s move an enjoyable experience. You are flying, your pet is traveling with you in the cabin of the airline, and, unless you have done this before, you have no way of knowing how your pet will travel. The last thing you want to deal with is a howling cat or a wimpering dog for hours until you land. So what can you do to keep your pet quiet during the flight? A Canadian airline stepped in to look after a cat for one of their passengers travelled with them from Fort McMurray. Now the cat has become part of their team.
Civil Air Transport (CAT) was a unique airline formed in China after World War II by General Claire Lee Chennault, leader of the Flying Tigers, and Whiting Willauer of the China Defense Supplies (CDS). They purchased war surplus cargo planes, enrolled WWII veterans, and wound up with an enthusiastic, colorful group of former Flying Tiger aces and CAT airmen from the U.S. Army Air Corps, Navy and Marine Corps. Many had been highly decorated. Operating under the aegis of the China National Rehabilitation and Relief Association (CNRRA), CAT distributed food and medicine to the interior of China where roads, railways and bridges had been destroyed by Japan’s Imperial Air Force.