To ensure a smooth travel experience, it’s important to book your pet’s travel in advance, as Spirit Airlines restricts the number of pets allowed on each flight. Pet owners are also required to present health certificates and proof of vaccinations to confirm that their pet is fit for travel. While most domestic flights follow standard procedures, international routes may have varying regulations for pet travel, making it essential to check the specific requirements for your destination. By adhering to Spirit Airlines’ pet policy, pet owners can enjoy a stress-free journey with their beloved companions.