Southwest Airlines carry on bag dimensions follow a clear rule set to keep boarding fast and cabins uncluttered. Understanding these limits helps you avoid fees and get seated efficiently.
Below is a detailed reference you can use to compare your bag against Southwest requirements before you fly.
| Dimension | Maximum Limit | Measurement Method | Notes |
|---|---|---|---|
| Height | 10 inches | Vertical with wheels down | Includes handles and wheels |
| Width | 16 inches | Side to side | Must fit within seat width |
| Depth | 13 inches | Front to back | Includes outer pockets |
| Weight | 10 pounds | On a scale | Separate from personal item |
Bag Size Requirements For Boarding And Stowage
Southwest Airlines carry on bag dimensions are designed to fit within the overhead bin space allocated for each seat. If your bag meets these size rules, you can board during the early groups and store it without assistance.
When depth, height, and width are all within limits, the bag slides smoothly into the bin and leaves room for other passengers. This reduces gate-check situations and keeps your items with you from gate to gate.
Personal Item Rules In Addition To Carry On Bag
In addition to your carry on bag, you may bring one personal item that fits under the seat in front of you. Common examples include a purse, laptop bag, or small backpack.
The personal item counts separately and must meet its own dimensions, usually no larger than 18 x 14 x 8 inches. Keeping your personal item within this range ensures you stay compliant and avoid having to check it at the gate.
How To Measure Your Bag Correctly
To check southwest airlines carry on bag dimensions, measure the full bag with wheels down and all external parts attached. Include handles, pockets, and any straps that stick out when calculating height, width, and depth.
Use a flexible tape measure for accuracy and compare each measurement to the limits listed in the dimension table. If your bag is close to the edge, test it at home or in the store to avoid surprises at the airport.
Consequences Of Exceeding Size Limits
If your carry on bag is too large, Southwest agents may require you to check it at the gate. This often involves paying a checked bag fee and waiting at the carousel at your destination.
In busy airports, a bag that does not fit standard dimensions can slow down boarding for everyone. Staying within the stated limits helps the process run smoothly and keeps your travel experience stress free.
Key Takeaways For A Smooth Travel Day
- Measure your bag with wheels down and include all external parts.
- Keep height at or below 10 inches, width at or below 16 inches, and depth at or below 13 inches.
- Maintain the weight at or under 10 pounds for the carry on bag alone.
- Bring one additional personal item that slides under the seat.
- Check oversized bags at the gate to avoid last minute surprises, but prefer compliance to keep boarding efficient.
FAQ
Reader questions
Will a standard backpack fit as my carry on on Southwest? Yes, a standard backpack will fit as your carry on on Southwest as long as its height, width, and depth all meet the southwest airlines carry on bag dimensions and it stays under the 10 pound weight limit. Do the carry on dimensions include the wheels on a rolling bag? Yes, the carry on dimensions include the wheels, so measure your bag with the wheels extended and standing on a flat surface. Is a personal item separate from the carry on bag on Southwest flights?
Yes, a personal item is separate from the carry on bag and must fit under the seat in front of you, while your carry on goes in the overhead bin.
What happens if my bag is one inch over the southwest airlines carry on bag dimensions at the gate?
If your bag is one inch over the southwest airlines carry on bag dimensions at the gate, you may be asked to check it, potentially resulting in a fee and waiting for it at the baggage claim.