Want to travel with your pet? But afraid of the lengthy regulations. Well, you don’t have to be stressed because Southwest Airlines' pet policy is especially designed to enhance passengers' comfort. In this policy, passengers can find information about destination regulations, pet carrier size and weight, and other details they need to know about the policy. Passengers can book a slot for the pet just by calling, and charges will be paid at the airport. Some destinations may require documents, but Southwest doesn’t. Read the Southwest airlines pet policy in detail and enjoy your trip.