SouthWest Airlines economy seat size is between 17.1 and 17.8 inches.
Seat belts are measured approximately 39 inches long while extenders offer approximately 24 additional inches.
It’s best to ask a flight attendant for an extender upon boarding and they will discreetly hand one to you once seated.
Policy for Overweight Passengers
“It is requested that passengers be proactive and purchase two tickets if you feel it is needed. They provide instructions on how to purchase two seats next to each other on their website.” – SouthWest Extra Seat Policy
The Portly Passengers provides plus size inclusive travel tips and advice for anyone who is looking to explore the world. From seat sizes on airplanes to exploring museums, restaurants, and nature Melissa & Peter have the experience and stories to help guide you through it.