Frontier Carry on Bag Size and Weight Rules

Flying with Frontier Airlines requires a clear understanding of their strict baggage policies to avoid expensive gate fees. This guide provides the exact frontier carry on bag size requirements and weight limits to ensure your luggage passes the sizer box every time. By planning your packing strategy around these specific dimensions, you can enjoy low fares without the stress of unexpected costs at the airport.

Frontier Carry on Bag Size and Weight Limits

Frontier Airlines maintains a very specific set of dimensions for luggage that travels in the overhead bin. The official frontier carry on bag size is 24 inches tall, 16 inches wide, and 10 inches deep. These measurements must include any protruding parts such as wheels, handles, or side pockets. Unlike many legacy carriers, Frontier is known for strictly enforcing these limits using metal sizer boxes located at the check in counters and boarding gates.

In addition to the dimensions, there is a strict weight limit for carry on luggage. Your bag must weigh no more than 35 pounds. If your bag exceeds this weight or the size dimensions, you will be required to check the bag, which often results in a significantly higher fee if handled at the gate. To help you visualize the requirements, refer to the table below for a quick comparison of baggage types.

Understanding these limits is the first step in successful travel. If you are comparing these rules to other airlines, you might find that the American Airlines carry on luggage size is slightly different, emphasizing the need to check specific carrier rules for every trip. Many travelers find that a versatile bag like the Luhxe Travel Bag 2.0 is ideal for these scenarios because it offers a convertible design that can function as a garment bag or a standard duffel.

How Strict Is Frontier with Carry on Size?

Frontier is widely considered one of the strictest airlines in the United States regarding baggage enforcement. Gate agents are often trained to ensure every bag fits perfectly into the sizer box before a passenger is allowed to board. If any part of your bag, including the wheels, sticks out of the sizer, you may be charged a gate fee that can exceed 100 dollars. This enforcement is part of their business model as a low cost carrier, where base fares are kept low by charging for additional services.

Many frequent travelers report that agents will ask passengers to place their personal items or carry on bags into the sizer during the boarding process. It is a common sight to see people jumping on their suitcases or removing heavy jackets to make a bag fit. To avoid this stress, it is vital to measure your bag at home while it is fully packed. A bag that fits when empty might bulge and exceed the frontier carry on bag size once you stuff it with clothes and shoes.

For those who want to ensure they never have an issue, selecting a soft sided bag can be helpful. A leather duffel or a nylon garment bag can often be compressed slightly to fit into a tight sizer, whereas a hard shell suitcase has no flexibility. You can explore a variety of options in our collection of the best carry on bags of 2025 to find a style that balances capacity with compliance.

What Size Carry on Is Free on Frontier Airlines?

It is important to clarify that a standard carry on bag is almost never free on Frontier Airlines. Most passengers are only entitled to one free personal item. The dimensions for this free personal item are 18 inches wide, 14 inches tall, and 8 inches deep. This bag must fit entirely under the seat in front of you. If you bring a bag that is meant for the overhead bin, such as a traditional rolling suitcase, you will be required to pay for it.

The only exception to paying for a carry on bag is if you have purchased a specific bundle, such as The Works or The Perks, which include a carry on as part of the price. Members of certain elite tiers in the Frontier Miles loyalty program may also receive a carry on allowance. For everyone else, the frontier carry on bag size of 24x16x10 inches applies only after you have paid the associated fee during booking or at the airport.

If you are looking for a bag that maximizes the free personal item space, the Luhxe Hoodie Backpack is an excellent choice. It is designed to utilize the rectangular space under airplane seats while providing organized compartments for your tech and travel essentials. Understanding the carry on vs personal item guide provided by Luhxe can help you decide if you can fit everything into a free bag or if you need to pay for the larger overhead option.

Can You Bring a Backpack and a Carry on on Frontier?

Yes, you can bring both a backpack and a carry on bag on a Frontier flight, but you must be prepared to pay for the carry on. Frontier allows one personal item for free, which can be a small backpack, a tote, or a laptop bag. If you also wish to bring a larger carry on bag for the overhead bin, you will need to add that to your reservation. Bringing two bags without paying for the larger one will result in a fee at the gate.

For many travelers, the most efficient way to travel is to use a large backpack as their paid carry on and a smaller tote as their free personal item. This strategy allows you to avoid checking luggage while still having enough room for a week of clothing. If you prefer a more professional look, a premium leather duffel bag can serve as your paid carry on and easily fit within the frontier carry on bag size limits while looking much better than a standard gym bag.

When packing multiple bags, organization is key. You might consider using specialized organizers to keep your gear separated. You can read about the differences between various packing solutions in our guide on best carry on duffel bag options. Using a 3 in 1 Tote Bag from Luhxe is another smart move, as it can adapt to your needs throughout the trip, serving as a personal item during the flight and a stylish day bag once you arrive at your destination.

How to Measure Your Bag Correctly

To ensure your bag meets the frontier carry on bag size requirements, you must measure it correctly. Start by placing the bag against a wall. Use a tape measure to check the height from the floor to the highest point of the handle. Next, measure the width from one side to the other at the widest point. Finally, measure the depth from the front of the bag to the back. Remember that if your bag is overstuffed, the depth will increase, potentially pushing you over the 10 inch limit.

Frontier uses a metal sizer that is exactly 24 by 16 by 10 inches. If your bag is a soft sided duffel, you have the advantage of being able to squish the contents. However, if you have a hard shell case with wheels that do not retract, those wheels must fit inside the box. Many travelers lose out because they forget to account for the extra two inches the wheels add to the total height. This is why the rolling version of the Luhxe Travel Bag 2.0 is designed with these specific airline constraints in mind.

For more detailed information on airline policies, you can visit the Frontier Airlines official bag policy page. It is also wise to check the TSA website for a full list of prohibited items that cannot be placed in carry on luggage, regardless of the bag size.

Does Frontier Give Snacks During the Flight?

Unlike some full service airlines, Frontier does not provide free snacks or drinks during the flight. Everything on their inflight menu is available for purchase. This includes water, soda, coffee, and various snacks like chips or cookies. By eliminating free snack service, Frontier is able to lower the cost of the ticket for everyone. If you want to save money, it is highly recommended to bring your own snacks and an empty water bottle that you can fill after passing through security.

Bringing your own food is also a great way to ensure you have something you actually enjoy eating. Since you are already focused on meeting the frontier carry on bag size rules, make sure your snack bag or small cooler fits within your personal item or carry on bag. Most passengers find that a small sandwich or a bag of trail mix fits easily into the side pockets of a travel bag. This proactive approach helps you stay comfortable during the flight without having to pay premium prices for airplane food.

Tips for Saving Money on Frontier Fees

The best way to save money on Frontier is to pay for your bags at the time of booking. The price for a carry on bag increases as you get closer to the departure date. Paying at the airport check in counter is more expensive than paying online, and paying at the boarding gate is the most expensive option of all. If you know you will need more than just a personal item, adding a carry on to your initial ticket purchase can save you 20 to 50 dollars per flight.

Another tip is to share a checked bag with a travel companion. Since a checked bag on Frontier can weigh up to 40 pounds, two people can often combine their belongings into one large suitcase for a single fee, rather than paying for two separate carry on bags. However, if you prefer the convenience of keeping your luggage with you, sticking to the frontier carry on bag size and paying early is the smartest financial move. For travelers who fly frequently, investing in high quality luggage like the products found at Luhxe ensures that your bags are durable enough to handle the frequent handling and strict sizing requirements of budget airlines.

By following these rules and choosing the right gear, you can navigate Frontier Airlines like a professional. Whether you are using a compact backpack for a quick weekend trip or a full sized carry on for a business meeting, knowing the dimensions and weights beforehand is the key to a stress free journey.