Airline Pet Policies: What You Need to Know Before Flying

Airlines have specific rules for flying with pets, from carrier size to in-cabin requirements. This guide breaks down the key airline pet policies you should know before traveling.

5 min read

a cat sitting in front of an airplane window
a cat sitting in front of an airplane window

Introduction to Airline Pet Policies

Flying with your pet can be an exciting adventure, but it also requires careful planning. Airlines have specific rules about traveling with animals, and understanding these policies ahead of time can make the difference between a smooth trip and a stressful experience.

Many pet owners today consider their pets part of the family. Whether you're relocating, visiting family, or going on vacation, bringing your pet along is often the preferred choice. However, airlines have strict guidelines regarding pet size, carrier requirements, travel locations, and documentation.

Each airline has slightly different rules. Some allow pets in the cabin, while others require certain animals to travel in the cargo area. There may also be restrictions based on breed, weight, or the type of carrier used.

Without proper preparation, pet owners can face unexpected challenges such as additional fees, missing paperwork, or even denied boarding at the airport. Taking the time to research airline pet policies before booking your flight can help you avoid these issues and ensure a safer, more comfortable journey for both you and your pet.

In this guide, we’ll explain the different ways pets can travel on airplanes, compare policies from major airlines, and share practical tips to help you prepare your pet for air travel.

Understanding the Different Types of Pet Travel

When flying with pets, there are typically two travel options available: in-cabin travel and cargo travel. The option available to you usually depends on the size and type of your pet.

In-Cabin Pet Travel:

Many airlines allow small pets to travel inside the airplane cabin with their owners. This option is usually available for small dogs and cats that can fit comfortably inside an airline-approved carrier.

The carrier must fit underneath the seat in front of you, which means it must meet the airline’s size requirements. While the exact dimensions vary between airlines, the carrier should allow your pet enough room to stand, turn around, and lie down comfortably.

In-cabin travel is often the preferred option because pets remain close to their owners during the flight, which can reduce anxiety for both the animal and the owner.

However, airlines typically limit the number of pets allowed in the cabin on each flight, so it’s important to book your pet’s spot early.

Cargo Travel for Larger Pets:

If your pet is too large to fit under the seat in a carrier, they may need to travel in the airplane’s cargo hold. While this might sound concerning to some owners, modern aircraft have climate-controlled and pressurized cargo areas designed to safely transport animals.

Pets traveling in cargo must be placed in sturdy, airline-approved crates that meet International Air Transport Association (IATA) standards. These crates are designed to provide proper ventilation, security, and enough space for pets to move comfortably.

Before choosing cargo travel, pet owners should carefully review airline safety policies and ensure the crate is the correct size and design for their pet.

Comparing Pet Policies Among Major Airlines

Airline pet policies vary widely, which makes it important to check the specific rules before booking your flight. Below is a quick overview of policies from several major U.S. airlines.

Delta Airlines:

Delta allows pets to travel in the cabin on most domestic flights. Small dogs, cats, and household birds are permitted as long as they remain inside an approved carrier during the flight.

The in-cabin pet fee is typically around $125 each way. Some breed restrictions may apply, especially for short-nosed (brachycephalic) breeds that may experience breathing difficulties.

Health certificates may also be required depending on the destination.

American Airlines:

American Airlines also allows small pets to travel in the cabin for a fee of around $125 per pet. The pet carrier must fit underneath the seat and remain closed throughout the flight.

American Airlines may restrict certain breeds and has specific policies for pets traveling as cargo. Pet owners are encouraged to check the airline’s guidelines carefully before booking.

United Airlines:

United Airlines permits dogs and cats in the cabin under its pet travel program. The pet must remain inside an approved carrier, and space is limited on each flight.

The typical pet travel fee is $125 per flight, and United strongly recommends consulting a veterinarian before flying, particularly for older pets or those with health conditions.

Southwest Airlines:

Southwest Airlines has one of the simpler pet policies. The airline allows small cats and dogs to travel in the cabin for a fee of around $95.

Unlike many other airlines, Southwest does not allow pets to travel as checked baggage or cargo, which means only smaller animals that fit in carriers can fly.

Health certificates are usually not required for domestic travel, but vaccination records may be necessary depending on your destination.

Preparing Your Pet for Air Travel

Proper preparation can make a big difference in how comfortable your pet feels during the flight.

Get Your Pet Used to the Carrier:

One of the best ways to prepare your pet for travel is to introduce them to their carrier well before the trip. Leave the carrier open in your home so your pet can explore it naturally.

Placing treats, toys, or familiar blankets inside the carrier can help your pet associate it with a safe and comfortable environment.

Schedule a Veterinary Check-Up:

Many airlines require a health certificate from a veterinarian, confirming that your pet is healthy enough to travel.

During the visit, your vet can also provide advice on reducing travel stress and ensuring your pet stays comfortable during the flight.

Pack Essential Pet Travel Items:

Just like people, pets benefit from having familiar items during travel.

Consider bringing:

• Extra food
• A collapsible water bowl
• Any medications your pet needs
• A familiar blanket or toy
• Cleaning supplies or puppy pads

These small preparations can help reduce anxiety and keep your pet comfortable throughout the journey.

Understanding Health and Safety Requirements

Airlines enforce health and safety regulations to protect both animals and passengers. These rules are especially important for international travel.

Most airlines require proof of vaccinations, particularly rabies vaccination records. Some destinations also require additional documentation, such as import permits or quarantine arrangements.

Pet carriers must also meet airline safety standards. Approved carriers should:

• Be well ventilated
• Have secure locking mechanisms
• Allow pets to stand and turn comfortably
• Be leak-proof and durable

Following these requirements ensures a safer travel experience for your pet.

What to Do If Travel Plans Change

Unexpected travel disruptions can happen, and it's important to have a plan if your pet’s travel arrangements are affected.

If a flight is delayed or canceled, contact the airline immediately to confirm your pet’s status. Airlines often have procedures in place for rebooking pets or arranging temporary accommodations.

In some cases, local boarding facilities or pet hotels may provide short-term care if you need to stay overnight.

Keeping copies of your pet’s travel documents and booking information can make resolving these situations much easier.

Final Tips for Flying with Pets

Traveling with your pet can be a rewarding experience when done properly. Preparation and knowledge of airline policies are key to ensuring a smooth trip.

Before your flight, remember to:

• Research the airline’s pet policies carefully
• Book your pet’s travel spot early
• Visit your veterinarian for a health check
• Bring all required documentation
• Arrive at the airport early to allow extra time

With the right planning, air travel with your pet can be safe, comfortable, and enjoyable for both of you.

Taking the time to prepare ensures that your journey together starts on the right paw.