Airlines allow suitcases, duffel bags, sport equipment, and even kitchen sinks (maybe not sinks). So why not a cardboard box? Can you check a box as luggage?
The good news is, yes, you can check a box as luggage.
I’ve flown with boxes many times, and not once did the airline staff raise an eyebrow at the check in counter.
When it comes to checking a box, staying within the airline size and weight limits and choosing a sturdy, shock absorbing box is essential as It will help keep your items secure until you arrive at your destination.
Keep reading to learn more about airline rules for cardboard boxes and tips for packing them safely.

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Can you check a box as luggage?
Each airline has its own rules for checked baggage. However, in most cases, you can check a box instead of a suitcase without any issues.
What airlines care most about is whether your box is within the allowed weight and size limits.
A box can be a practical alternative for a suitcase; it holds your items just the same. Just make sure to check your airline’s baggage policy beforehand.
Most major airlines allow two pieces of carry-on luggage, while checked baggage allowances depend on your ticket class and destination.
Example: American Airlines Box Policy
American Airlines allows you to check:
Up to 10 bags on domestic, transatlantic, or transpacific flights
Up to 5 bags if traveling to/from:
- Mexico
- The Caribbean
- Central America (see footnote)
- South America
- Brazil
Checked baggage size and weight limits:
Dimensions: 62 in / 158 cm (length + width + height)
Weight:
- 50 lbs / 23 kg (Economy)
- 70 lbs / 32 kg (First/Business)
So, yes you can check a box instead of a suitcase if it’s within the allowed dimensions.
If it’s oversized or overweight, additional charges will apply.
How to Fly With a Cardboard Box
You’re allowed to check a cardboard box as long as it meets your airline’s size and weight restrictions.
If your box exceeds those limits, you can still check it, but you’ll need to pay oversized/overweight baggage fees.
Make sure the contents are well padded and protected with clothes or soft items to minimize damage during handling.
Can I Pack Anything in My Checked Luggage?
It depends on what you’re packing.
Dangerous or flammable items are strictly prohibited in both carry-on and checked baggage.
Some items may be allowed as cargo, but you should check with your airline, refer to the TSA website for more information or you can find a list of items that are not permitted on planes in this post.
What Size Box Can You Check on a Plane?
If you want to check a box as luggage, it must be within your airline checked baggage size and weight limits.
The standard maximum size for checked luggage is around 27″ x 21″ x 14″. But, always verify your airline exact dimensions to avoid last minute charges.
Read also: Can You Bring a Box Cutter On a Plane?
Which Airlines Allows Boxes As Checked Baggage

According to Delta Airlines Boxes are accepted as checked baggage to/from Central or South America ONLY if they are in the original, factory-sealed box.
Exception: Boxes are NOT permitted to/from Brazil, Mexico, and Chile at any time of the year.
According to Southwest You are allowed to carry boxes but if they exceed the allowed size extra charges will be applied:
Example:
Boxes in excess of 62 inches (height+length+width) are oversized and incur an extra fee. a 18″x18″x24″ box is just fine.
Yes American Airlines allows its guests to take cardboard boxes as checked luggage as long as they meet the airline luggage rules size and weight.
United Airlines allows Cardboard boxes as checked baggage as long as they adhere to the airline size and weight luggage limits.
Won’t be a problem. People check in boxes all the time. You can take larger items of up to 190 x 75 x 65cm (75 x 29.5 x 25.5in) as long as they weigh no more than your permitted baggage weight allowance.
According to Jetblue cardboard boxes/plastic bins will not be allowed on any international flight except for flights to/from Cuba. Non-hazardous items may be packed in checked bags. Humanitarian organizations transporting supplies will be subject to the same bag allowances and guidelines as other Guests.
Final Thoughts, Can you check a box as luggage?
Yes, you can bring a box as checked baggage on most airlines, just ensure that the box meets your airline’s size and weight limits, and It is strong enough to withstand rough handling.
I hope this guide helps clear up any questions about traveling with a box as checked baggage.
Happy travels.
