18 x 14 x 8 inchesThe dimensions of the under-seat compartment are 18 x 14 x 8 inches, which applies to all cabin and flight configuration.
How do large people fit in airplane seats?
overweight airline passenger fastens seat beltIn general, airlines such as American try to accommodate passengers who do not fit into a single seat by rearranging seating to provide a second seat. If the plane is full, you might be required to wait until the next available flight and pay full fare for a second seat.
Am I too big for airline seat?
Is Southwest fat friendly?
Our policy does not focus on weight, and the seatbelt extension is not the determining factor. You may use only one Southwest®-provided seatbelt extension during your flight. Why purchase a second seat if I can get a complimentary second seat at the airport?
What do airlines do for obese passengers?
Passengers may be required to buy an extra seat if they cannot fit into a single seat in their ticketed cabin, and/or unable to properly buckle their seatbelt using a single seatbelt extender (available upon request), and/or unable to lower both armrests without encroaching upon the adjacent seat or another customer.