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Southwest Airlines Carry on Rules: What Is Allowed To Bring In “Personal Item” Onboard!


Southwest airline is a major AmerSouthwest airline is a major American airline whose headquarter is in Dallas. You may be surprised to know that it is the world’s largest low-cost carrier. The airline has 101 destinations. So this time if you have made Southwest airline your carrier, you might as well want to know about Southwest Airlines carry-on size. It’s certainly crucial to find out about Southwest carry-on rules so you don’t have to face trouble at the time of onboarding. There are a number of airlines that imposed rules and restrictions in terms of what to carry on a plane. Each airline has its own rules on carry-on and checked baggage. But, the rules and restrictions also vary with the airports you are flying from or to.  So, here are some Southwest baggage rules that help you to know what kind of baggage is allowed on board. Prepare yourself when it comes to knowing about what you are allowed to carry on Southwest airlines.

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Carry-on Baggage:

Speaking of Southwest Airlines baggage rulesSouthwest Airlines permits one carry-on bag and one personal item (purse, briefcase, laptop bag) per passenger fee-free. Besides, that carry-on bag should not exceed the given size and weight restrictions. The allowed dimensions are 50 linear inches (24 x 16 x 10 in) or 127 centimeters (61 x 41 x 28 cm) including handles and wheels.

For further information, read the pointers below:

  • You need to store your carryon in the overhead bin. If you store its wheels facing out and it helps us to get wheels up faster!
  • On the other hand, if you have a pet with you the carriers are counted as either your personal item or carry-on.
  • In case your carry-on does not fit in the dimensions above, you will be forced to check it at the gate. Your bag will be safely kept below the aircraft for the duration of your flight. You will pick it up at baggage claim, not the gate, upon arrival at your final destination. You can claim the assistive devices and strollers at the gate/jet bridge.


  • You need to make sure that any sharp objects (especially needles, syringes, and other items needed for medication) are properly covered and secured to prevent injury to yourself and our Employees who care for your bags.
  • In case you use a needle/syringe while onboard please alert a Flight Attendant so that they may provide you with access to a disposal container.

Personal Items:

Southwest Airlines have a specific set of carry-on rules for carrying personal belongings. Personal-type items include things like purses, briefcases, cameras, food containers, or laptops (case included). While the general perception about flying with a few of these items isn’t may not be positive, the following Southwest Airlines carry-on rules will certainly clarify what is acceptable and what is not.

You should know that your personal item must be stored under the seat in front of you, fitting within

18.5 x 8.5 x 13.5 inch dimensions.

A friendly reminder: In case your personal items do not fit under your seat, you will be asked to place it in an overhead bin.

Items not considered carryon bags or personal-type items and are not counted against the “one-bag plus one personal-type item” limit:

  • Any child restraint device for a ticketed child with a reserved seat or when complimentary, available space exists.
  • Any Assistive or mobility devices for individuals with a disability
  • There is no limit to the number of assistive/mobility devices a Customer can bring onboard the aircraft.
  • Outer garments or other wearable articles of clothing
  • Food for consumption during flight contained in disposable packaging
  • Walking canes or umbrellas

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Southwest Airlines Carry On Rules for Onboard Luggage

From your valuable electric musical instrument to the very special souvenir you just got, there can be a number of items that you may not want to send into a crowded luggage room. The other alternative is to keep these items with you as carry-on luggage. Carry-on luggage means what to take with you when you get into the plane with certain carry-on restrictions. Southwest carry-on policy includes handbags, duffel bags, or mini trolley suitcases, but nothing larger than these. So, as you travel, beware of what you are carrying and what you do not want to risk.


When you get in the line for the security check, security personnel will inspect your shoes before you head towards the plane. So, it would be a better option or advisable to wear flip-flops/slip-on shoes to avoid removing and then placing them back on.

Luggage Durability:

When buying the bag, make sure that the size and weight of the luggage are not exceeded as per the baggage guidelines of the particular airline. The material should also be in a withstanding position to save from spilling within your luggage. Most airlines do not allow liquids to be carried onboard but advise passengers to put them in suitcases meant for cargo hold to avoid it from creating a mess in the overhead luggage storage compartment.


You can carry medicines in your carry-on luggage, as long as it is in its original packaging. Airlines do not allow medicines in excess amounts. It is best to carry a doctor’s written prescription for what reasons you carry the medicines. This is to avoid security from confiscating these items.

Items That You Can Carry:

There are a number of items that you can put on your carry-on luggage like Jewelry, money, tickets, eyeglasses, passports, medicines, and gadgets. Liquid and creamy things up to 100 ml are allowed to carry if properly packed in original or zip lock bags. Make sure that any sharp objects like needles, syringes, and other items needed for medication) are properly covered and secured

Items That You Can’t carry:

There are also such items that you cannot carry on board and those are creams, scissors, toiletries, flammable sources, liquids or anything that security may find dangerous or not advisable to carry on the plane. Make sure that any sharp objects such as needles, syringes are properly covered and secured.

Children Traveling:

The airlines allow children to bring snacks, games or books if they require them onboard. So, follow the rules for infants onboard for safety measures and care. There are also certain guidelines that are depending on the child’s age.

Labels on Luggage:

Noone would want to lose their luggage at the airport. First of all, that can create a moment of panic. Secondly, the inconvenience that will follow can be deeply frustrating. To avoid such scenarios, it’s advisable to make sure your luggage has a label with your name and address. This will help the security person to find it in case your luggage is lost or misplaced at the airport. You can put identification inside because this can also be helpful.

Metal Detectors:

It is advisable to avoid carrying anything metallic in nature except for your cell phone and watch when you come through security checks. Remove the belt without a metal clasp, or keep it aside in your handbag. So, keep anything else that is metallic in nature in your handbag instead.

Foods & Perishable Items:

While food and other similar items may be critical for you to carry, make sure to carry them safely, without causing disturbance to yourself and to fellow passengers. To ensure that it is advisable to put these items in suitcases because you can carry it into the cargo hold to avoid security from confiscating items. So, check the guidelines before heading to the airport and avoid carrying things like canned food, meats, liquor and so on, should be avoided.


Southwest airlines now allow pets to be brought on board, that is, dogs and cats. If you put pets as carrying on, then you have to pay an additional fee. Also, the pets should be vaccinated and medicated before the day of travel. Further keep them in a kennel that fits properly under the seat.

Personal Item on-board:

Personal items include purses, briefcases, cameras, food containers, or laptops. It is necessary that the personal item must fit in the overhead bin or under your seat within the mentioned dimension of 18.5 x 8.5 x 13.5 inches.

Old Tags on Luggage:

Old tags on luggage can be confusing in a myriad of ways. To avoid any such confusion, remove the old tags that are attached to your luggage, this helps to know which city you are heading to, without being misguided by your previous trip’s tag. Also, check tags once you arrive at the airport to confirm if it is your luggage that you are taking with you from the conveyor belt.

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Bottom Line

There’s more to know what the regulations of carrying baggage into Southwest airlines are. For more air travel tips, visit their official website to know how to travel smart. Flying is an experience of comfort that is stress-free, wherein you follow simple rules of Southwest airlines: what not to bring and what can bring. That is where Southwest makes your trip easy and convenient by avoiding any problems that you could face once on board.


1.> What is allowed in a carry on bag Southwest Airlines?

Answer:- Carryon items are limited to one bag plus one smaller, personal-type item. Southwest Airlines limits carryon bag dimensions to 10 x 16 x 24 inches. All Customers and Employees and their items are subject to a thorough physical search.

2.> What is not allowed on Southwest Airlines?

Answer:- Liquids, aerosol, gels, creams and pastes

Any liquid, aerosol, gel, cream or paste that alarms during screening will require additional screening. Certain items are exempt from the TSA carryon liquid rules including medications and infant and child nourishments.

3.> Can I bring food on Southwest Airlines?

Answer:- You can also bring certain items with you into the airplane cabin on Southwest Airlines flights. This includes your outer clothing, walking canes and umbrellas and any food you intend to eat on the flight, as long as it’s in disposable packaging.

4.> Can I carry musical instruments on a Southwest Airlines flight?

A small musical instrument nearly the size of a guitar can be brought on board as carry-on luggage. It’s crucial to remember that this item will be counted as a part of the overall carry-on luggage that you are bringing with you.