10 Best Southwest Approved Pet Carrier 2026 in the United States

The Petskd Top-Expandable Pet Carrier with Wheels is a versatile and convenient option for pet owners traveling with airlines like Southwest and Allegiant. It measures 18x13x9.5 inches, making it suitable for small pets. The carrier features mesh ventilation on five sides, ensuring your pet gets plenty of fresh air and you can easily check on them. The material used is waterproof and scratch-resistant polyester, providing durability and protection against wear and tear.

The Sleepypod Air In-Cabin Pet Carrier is a solid choice for travelers needing a Southwest-approved carrier for small pets up to about 17.5 pounds. Its size is thoughtfully designed to meet airline requirements while still providing enough room for your pet to sit or lie down comfortably. The carrier features a sturdy nylon exterior combined with soft Ultra Plush polyester inside, which adds comfort and a cozy feel for your pet. It’s clever that the carrier can compress in height to save space when not in use, making storage easier.

The Petskd Top-Expandable Pet Carrier is a solid option for travelers looking to bring their small pets on Southwest or Allegiant Airlines. Its dimensions (18x13x9.5 inches) are designed to fit comfortably under the seat, making it a great choice for pets weighing up to 12 pounds. One of its key strengths is the excellent ventilation; the mesh sides allow for airflow and visibility, so pets can enjoy the journey without feeling trapped. The structural design also stands out, with reinforced materials that prevent sagging and ensure stability, which is important for your pet's safety. Additionally, the locking zippers and adjustable rope buckle provide extra security to keep your pet safe during travel. The carrier is made from durable, waterproof polyester, which is vital for easy cleaning and longevity. Plus, it comes with a decent warranty, offering reassurance in case of any quality issues.