North America
Flying with a dog on Southwest Airlines WN
North America
Flying with a dog on Southwest Airlines
Excellent
Thinking about flying with your dog on Southwest Airlines? Southwest Airlines allows small dogs in the cabin. Below you'll find the full details before you book: weight limits, fees, breed restrictions, and the official rules.
Southwest Airlines dog policy at a glance
🐾 Pet Travel
Notes
Small vaccinated cats and dogs are welcome in the cabin on domestic flights in an approved carrier stowed under the seat; pets must be at least 8 weeks old. No pets are transported in the cargo hold. A pet fare applies and must be paid at the ticket counter, and each carrier may hold up to two small animals of the same species.
Before you fly
- Up-to-date vaccinations and a valid health certificate are required.
- Dog + soft carrier must fit under the seat in front of you.
- Reserve your dog's spot early, as places per flight are limited.
Always double-check
Airline pet policies change often and vary by route, aircraft and season. Confirm the current rules directly with Southwest Airlines before booking.
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Flying with a dog on Southwest Airlines: FAQ
Can I bring my dog in the cabin on Southwest Airlines? ▾
Yes. Southwest Airlines allows small dogs in the cabin in an approved carrier that fits under the seat in front of you.
Can my dog travel in cargo on Southwest Airlines? ▾
No. Southwest Airlines does not offer hold or cargo transport for dogs.
How much does it cost to fly a dog on Southwest Airlines? ▾
Southwest Airlines's in-cabin fee is around Pet Fare required (see Optional Travel Charges page) $, and the cargo fee is around not available. Fees vary by route, so confirm the exact amount when you book.
Are there breed restrictions on Southwest Airlines? ▾
Southwest Airlines does not list specific breed restrictions, but it is worth confirming for your dog's breed before you book.
Does Southwest Airlines accept assistance dogs? ▾
Yes. Trained assistance dogs are accepted in the cabin, usually free of charge, with the required documentation. Contact Southwest Airlines in advance.