Flying with a cat or dog on United Airlines
Every rule below is United Airlines's own policy, quoted word for word from its website. It applies only to United Airlines flights. Government entry rules for your destination still apply separately.
Last reviewed 2026-10-13.
Pets in the cabin
Applies only to United AirlinesFee
Tickets cost $150 each way.
Minimum age
On domestic flights, puppies and kittens must be at least 2 months old. On international flights, dogs must be at least 6 months old to comply with CDC requirements. Kittens need to be 4 months old to comply with vaccination requirements.
Therapy and emotional support animals
Please note, therapy and emotional support cats and dogs must fly as pets, not service animals.
Checked pets and cargo
Applies only to United AirlinesPetSafe
We no longer let you check your pets through the PetSafe program.