Southwest Airlines vs Delta Air Lines: Carry-On Policy Comparison
Side-by-side comparison of cabin bag size limits, weight allowances, personal item rules, and baggage fees.
Strictest overall
Delta Air Lines
Delta Air Lines has more restrictive cabin bag limits based on total linear dimensions.
| Policy | Southwest Airlines | Delta Air Lines | Strictest |
|---|---|---|---|
| Cabin bag size | 56×36×23 cm | 56×35×23 cm | Delta Air Lines |
| Cabin bag weight | No limit | No limit | Tied |
| Cabin bags allowed | 1 | 1 | Tied |
| Personal item | Included | Included | Tied |
| Personal item size | 43×33×18 cm | 43×33×18 cm | Tied |
| Enforcement | lenient | lenient | Tied |
| Overweight fee (online) | — | — | — |
| Oversize fee (online) | — | — | — |
Check your bag on Southwest Airlines →Check your bag on Delta Air Lines →Full Southwest Airlines policy →Full Delta Air Lines policy →
Frequently asked questions
Which is stricter — Southwest Airlines or Delta Air Lines?▾
Delta Air Lines has stricter carry-on size limits overall based on the total linear dimensions of the allowed bag.
What is the carry-on size limit for Southwest Airlines?▾
Southwest Airlines allows a carry-on bag of 56×36×23 cm in economy class.
What is the carry-on size limit for Delta Air Lines?▾
Delta Air Lines allows a carry-on bag of 56×35×23 cm in economy class.
Does Southwest Airlines allow a personal item?▾
Yes, Southwest Airlines allows one personal item (underseat bag) in addition to the main cabin bag.
Find the Right Bag
Not sure which carry-on bag fits both airlines? We've reviewed the best options.
Compare another pair
Open compare tool →Rules can change. Always verify with your airline before flying.