By KiiDS.SHOP · Published September 24, 2026

A child wants to carry their own backpack. You, on the other hand, need to know it fits where it should and that nothing will have to be searched for blindly inside. Children's travel backpack should therefore be chosen based on the type of trip: by plane, around the city, or a combined journey.

Choose a children's travel backpack according to the type of trip. For flights, compare external dimensions and volume; for city trips, especially prioritize independent carrying and easy organization. For the Bestway Cabin Pro Small 24 l and Southwest Bound Cabin Small 24 l models, the source lists dimensions of 40 × 30 × 20 cm, a volume of 24 l, and a connection with Ryanair and Wizz Air free cabin baggage. Always verify the carrier's current conditions before traveling.

When flying, pay attention mainly to external dimensions and volume. For moving around the city, it is equally important whether the child can handle carrying it alone and find things quickly. Practical compartmentalization then determines whether contents can be accessed without completely emptying the backpack.

How to choose a kids' travel backpack based on your journey?

A suitable kids' travel backpack should meet three requirements: the child should be able to carry it on their own, it must fit into the required space when traveling by plane, and its internal organization should allow quick access to its contents. Therefore, start with the route, not the color or the volume itself.

In the source description, modern airplane backpacks are linked to carry-on luggage requirements and space for travel essentials. The source description of modern airplane backpacks also highlights organizational compartments and a separate laptop pocket as features that help keep contents tidy.

When deciding, you can simply break down the route like this:

• Airplane: check the external dimensions, volume, and the airline's current terms.
• City: assess whether the child can carry and use the backpack independently.
• Combined trip: look for a balance between dimensions, volume, and clear organization. On a combined trip, it's not enough that the backpack is labeled as suitable for flying. The child must also be able to use it after getting off the plane, when they need to quickly find a specific item.

When do the dimensions 40 × 30 × 20 cm matter for an airplane backpack?

For an airplane backpack, the external dimensions and volume are crucial, as they determine whether it can fit into the designated space. For selected models, the source specifies a combination of 40 × 30 × 20 cm and 24 L, linking it to the free carry-on allowance of Ryanair and Wizz Air.

However, don't take this data as a universal or permanently valid limit for all airlines. These are the dimensions given for specific models and specific declared use. Before your trip, always check the airline's current rules and the conditions of your fare.

The 24 L volume indicates the backpack's capacity. It doesn't determine the recommended load weight and doesn't guarantee that the backpack will comply with every cabin policy. Therefore, when comparing, check the entire set of dimensions, not just the model name or its volume.

Why does compartmentalization determine a child's independence?

Organizational compartments help divide the contents, and a separate laptop pocket creates a designated place for a larger flat item. This way, the child can access what they need without having to empty the entire backpack.

This is especially useful during combined travel. With frequent moving around, the contents can easily get mixed up, and easy access can be more practical than a large space without clear organization. Clarity supports independence more than capacity alone.

The source category description mentions organizational compartments and a laptop pocket in general. Therefore, do not automatically assume the same features for individual models unless they are explicitly stated.

Which models to compare based on source data?

Among the listed products are Bestway Cabin Pro Small 24 l, American Tourister TAKE2CABIN MS, and Southwest Bound Cabin Small 24 l. When comparing, stick to what is actually listed for each model: name, dimensions, volume, declared use, and identifier.

Bestway Cabin Pro Small 24 l

According to the source, the Bestway Cabin Pro Small 24 l has dimensions of 40 × 30 × 20 cm and a volume of 24 l. The source associates it with free cabin baggage for Ryanair and Wizz Air. It is thus a specific example of a 40 × 30 × 20 cm backpack where you can start comparing with external dimensions and volume.

The product identifier listed in the source is SB-40357-2100. However, the current suitability of the backpack should be assessed based on the specific trip and carrier rules.

American Tourister TAKE2CABIN MS

The American Tourister TAKE2CABIN MS is described in the source as a travel companion. It is made using recycled PET plastic from recycled PET bottles.

For this model, the source does not list the same combination of dimensions and volume as for the Bestway Cabin Pro Small 24 l and Southwest Bound Cabin Small 24 l. Therefore, do not assign parameters that are not specified for it. The product identifier is 5400520379986.

Southwest Bound Cabin Small 24 l

The Southwest Bound Cabin Small 24 l is also listed in the source with dimensions of 40 × 30 × 20 cm, a volume of 24 l, and a connection to the free carry-on baggage policies of Ryanair and Wizz Air. The source product listing provides these details for this specific model, not as a general rule for all flights.

For this model, the source shows colour variants with identifiers SB-30386-0100, SB-30386-0600, and SB-30386-5700. However, colour doesn't change the fundamental rule: always check the carrier's current conditions before travelling.

How to read the details on a combined trip

On a combined trip, first clarify what the backpack needs to handle. The child should be able to carry it, open the main compartments, and find what they need without having to dig through the entire backpack.

Then compare each detail. Dimensions indicate space, volume indicates capacity, and the internal layout indicates how it's used. None of these details alone confirms suitability for every trip.

If the model is listed with 40 × 30 × 20 cm and 24 l in connection with Ryanair and Wizz Air, that's a useful reference for comparison. It isn't a guarantee for all fares, flights, or future rules. Always check the carrier's current conditions shortly before travelling.

Frequently asked questions

Is a backpack with dimensions of 40 × 30 × 20 cm suitable for every airline?

No. The source connects these dimensions for specific models with the free carry-on baggage of Ryanair and Wizz Air, not with all carriers. Before travelling, check the current dimensions, fare conditions, and rules for your specific flight.

What does a 24 l volume mean for a children's travel backpack?

A 24 l volume indicates the backpack's available capacity. It doesn't determine a recommended load weight or confirm that the backpack will comply with every cabin baggage policy. For the Bestway Cabin Pro Small 24 l and the Southwest Bound Cabin Small 24 l models, the source lists it alongside the dimensions of 40 × 30 × 20 cm.

Why are organisational compartments important?

Organisational compartments and a separate laptop pocket can divide the contents so they remain accessible without fully emptying the backpack. However, always check which features each model actually offers.

Which models are mentioned in the source?

The source mentions the Bestway Cabin Pro Small 24 l, American Tourister TAKE2CABIN MS, and Southwest Bound Cabin Small 24 l. For the first and third models, dimensions of 40 × 30 × 20 cm and a volume of 24 l are stated. For the American Tourister TAKE2CABIN MS model, the use of recycled PET plastic from recycled PET bottles is mentioned.

Key insights

• When flying, compare external dimensions along with volume.
• Dimensions of 40 × 30 × 20 cm and a volume of 24 l are stated in the source for the Bestway Cabin Pro Small 24 l and Southwest Bound Cabin Small 24 l models in connection with Ryanair and Wizz Air.
• When choosing, it matters whether the child can carry the backpack alone and find their way around it quickly.
• Organizational compartments and a laptop sleeve can make access to contents easier, but their presence should be verified for the specific model.
• Check the carrier's current rules before traveling.

Compare specifications before choosing

For a specific model, check the dimensions, volume, layout, and stated use. This way, you'll choose a backpack based on the actual route and the child's abilities, not just appearance.

Practical tips

• When trying on the backpack, let the child independently open the main compartments and find an item inside them.
• When comparing, note the dimensions, volume, and model identifier separately.
• For combined travel, prefer a model with clearly divided contents, not just larger capacity.
• Compare the specific model's specifications with the carrier's current conditions before traveling.