Southwest Airlines

North AmericaBudget

Carry-On Size Limit

24" × 16" × 10"

61 × 41 × 25 cm

Length24" / 61 cm

Width16" / 41 cm

Height10" / 25 cm

Linear Total50" / 127 cm

16 kg

35 lbs

18.5" × 13.5" × 8.5"

47 × 34 × 22 cm

Each dimension (L, W, H) is checked individually against the limit.

No bag fees; 2 free checked bags included

What size carry-on does Southwest Airlines allow?: Southwest Airlines allows carry-on bags with maximum dimensions of 24" × 16" × 10" (61 × 41 × 25 cm). The maximum weight is 16 kg (35 lbs).
Does Southwest Airlines allow a personal item?: Yes, Southwest Airlines allows a personal item up to 18.5" × 13.5" × 8.5" (47 × 34 × 22 cm) in addition to the carry-on bag.
What happens if my bag is too big for Southwest Airlines?: If your carry-on exceeds Southwest Airlines's size limits, you may be required to check it at the gate, which could incur additional fees. We recommend checking your bag dimensions before traveling.
Does Southwest Airlines measure carry-on bags strictly?: Enforcement varies by airline and airport. As a budget airline, Southwest Airlines tends to enforce bag size limits more strictly. Always include wheels, handles, and pockets in your measurements.