What Size Bag Fits Under Seat on Southwest Airlines?

What Size bag fits under Seat on Southwest Airlines?

When traveling with Southwest Airlines, it’s essential to know the exact bag size, especially the one that fits under the seat on Southwest Airlines. One of the advantages of flying with Southwest Airlines is their generous baggage policy, which includes a carry-on bag and a personal item.

What Size Bag fits under Seat on Southwest Airlines?

While the carry-on bag goes in the overhead bin, the personal item is typically placed under the seat in front of you

Sit tight as we discuss the size requirements of bags that fit under the seat on Southwest Airlines, ensuring that you pack efficiently and comfortably for your journey. 

As a Southwest loyal customer, understanding the allowed bag dimensions will help you breeze through the boarding process and make your flight experience more enjoyable.

What Size Bag Fits Under Seat on Southwest Airlines?

Southwest Airlines is known for its customer-centric approach, and part of that is their generous carry-on policy, which allows passengers to bring personal items on board. 

The under-seat bag is one such item that travelers can take with them, ensuring easy access to essential belongings during the flight. 

To comply with Southwest’s guidelines and guarantee a hassle-free boarding process, here are the specific dimensions for under seat bags:

The dimensions for the bag that fits under the seat on Southwest Airlines should not exceed 18.5 inches long, 8.5 inches wide, and 13.5 inches tall.

These measurements are based on the maximum space available under the seat, allowing you to have your belongings within arm’s reach throughout the journey.

Ideal Bag Types

To make the most of the under-seat space, opt for bags that are specifically designed to fit these dimensions. 

Soft-sided bags, totes, backpacks, and small duffel bags are excellent choices as they are flexible and can easily fit into the available space. 

Remember to avoid rigid or oversized bags that may not fit comfortably beneath the seat.


Packing Tips for Under Seat Bags

Utilize the limited space efficiently by packing only the essentials in your under-seat bag. Here are some packing tips for bags meant for under the seat on Southwest Airlines :

1. Travel Documents: Keep your passport, boarding pass, and other necessary travel documents in a secure compartment that is easily accessible.

2. Electronics and Valuables: Carry your laptop, tablet, or other electronic devices along with any valuables in your under-seat bag to ensure they stay safe and protected.

3. Personal Comfort: Pack a small travel pillow, headphones, and a light sweater or scarf for added comfort during the flight.

4. Toiletries and Medications: Bring a small pouch with essential toiletries and medications to freshen up during the journey.

5. Snacks and Water: Carry some snacks and a reusable water bottle to stay hydrated and energized during the flight.

Additional Carry-on Bag Allowance

Southwest Airlines allows passengers to bring one carry-on bag and one personal item on board.

Your personal item can be your under-seat bag, and the carry-on bag should adhere to Southwest’s size requirements of 10 x 16 x 24 inches. 

Make sure to choose your carry-on bag wisely, keeping in mind the need to fit it in the overhead bin.


By adhering to the guidelines for the bags meant for the under-seat on Southwest Airlines, you can have a stress-free boarding experience and enjoy the convenience of having your essentials within arm’s reach throughout the flight. 

Opt for bags that fit the specified dimensions and pack smartly to make the most of your personal item allowance. 

With these tips in mind, you’re all set for a smooth and comfortable journey with Southwest Airlines.

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