All options require advance reservations and are subject to a charge.
If you are bringing a pet other than a dog or cat, please contact us to make sure your pet can be accepted for travel. Call United Airlines reservations for complete details. Carry-on A small dog, cat or domesticated household bird can travel with you in the passenger cabin if the pet is small enough to fit comfortably in a kennel that is placed under the seat. Animals are never allowed out of the kennel during flight. An unaccompanied pet will travel as part of the cargo system.