Southwest Airlines

(4.0)

Carry On Only

Domestic Us Only

Low Fee

Cabin pets only (cats/dogs, $125/way) on domestic flights & Puerto Rico. Max 6 pet carriers/flight. Carrier counts as carry-on. No cargo/checked service.

Cabin

💵Fee:$125flat

🐾Per Passenger:1

👜Carrier size:18.5"×13.5"×8.5" in.

👶Min Age:8 weeks

Add pet when booking or call Southwest. Walk-up accepted at airport if one of the 6 carrier slots is still free.

Species:

🐱Cat

🐶Dog

Fee refundable if trip is cancelled. Inter-island Hawai‘i travel permitted.

Service Animal

🐾Per Passenger:2

👶Min Age:8 weeks

DOT form must be submitted 48 h before flight.

Documents:

📄Dot Form

Trained service dogs only; DOT form must be submitted 48 h before flight; ESA treated as pets & subject to $125 fee.