Just like the majority of the US airlines, United Airlines enforces a restricted carry-on size of 22 x 14 x 9 inches.
And there is a high chance that the United clerks will ask you to place your bag or backpack in the luggage sizer, to ensure it is within the carry-on size limits.
But the good news is, on top of your main carry-on bag you can also bring one personal item free of charge that will fit under the seat in front of you.
Keep reading to know more about United Airlines carry on size rules and how to get the most of your carry on bag.
Let’s jump straight into it.
How Strict Is United Airlines With Carry-on Size Limits?
United Airlines carry on baggage allowance limits is as follows:
The maximum dimensions you can bring is 9″ x 14″ x 22″ (22 centimeters x 35 centimeters x 56 centimeters) including the handles, wheels and straps.
This size fit perfectly in the overhead compartment, any larger size won’t fit in the overhand bin or even under the seat in front of you.
In case the bag doesn’t fit in one of these places say ADIEU to your bag or duffle bag because it will be gate checked.
Suggested: : What is the Best Carry On Bag For United Airlines?
A Personal item
In addition to one carry on bag, you can bring a tiny personal item that can be a backpack, a laptop bag, and small gadget bag that fits under the seat in front of you.
The ideal dimension for the small item is 9 inches x 10 inches x 17 inches ( 22 cm x 25 cm x 43 cm).
All these items are free of charge.
When flying on a basic ticket you are allowed only a personal item as the only item they can bring on board.
Besides the single carry-on bag and a personal item bag, you can bring the following items on board:
- A diaper bag
- A breast pump
- A camera bag
- A jacket
- An umbrella
- Reading material, like books
- Food or merchandise that you buy in the airport
- Assistive devices (such as a collapsible wheelchair, cane, crutches, medical device for prescription medications, or portable oxygen concentrator
- FAA-approved child restraint system or safety seat
- A pet carrier (service charges apply for in-cabin pets)
United Airlines Liquids allowance
If you are planning to take any liquids and toiletries in your carry on, you will need to follow the TSA 3-1-1 Rule.
All US airlines’ liquid limits are regulated by the TSA, and here is what the TSA stated about liquid limits.
You are permitted to bring liquids in carry-on baggage, but in small quantities, only 3.4 ounces ( 100 milliliters) or less are allowed for a each container, and must be placed in a single quart sized bag, you can take larger amount of liquids in checked baggage.TSA liquid rules
Even if you are traveling carry-on only, you still need to know the rules regarding checked baggage.
In case you have a basic economy ticket, the airline doesn’t have much space on board the airplane or they gate check your bag.
Weight limits by class of service
|Class||Maximum weight of Bags|
|United Economy||50 pounds (23 kilograms)|
United Polaris business class
|70 pounds (32 kilograms)|
Weight limits by MileagePlus status
|MileagePlus status||Maximum weight per bag|
Star Alliance™ Gold
|70 pounds (32 kilograms)|
Oversized / Overweight Baggage
Due to the limited space on the aircrafts, United Airlines limited the amount and weight of luggage they can take.
They charge more for any additional oversized or overweight baggage.
So if you show up with an oversized or overweight bag, you will need to pay some additional fees:
United airlines will not accept bags that measure ( length + width + height) more than 115 inches ( 292 centimeters ).
United airlines will not accept bags weighing more than 100 pounds (45 kilograms). However, musical instruments and assistive devices are exceptions.
musical instruments up to 165 pounds (75 kilograms) and all assistive devices are allowed.
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United Airline carry-on size policy didn’t differ from other US airlines,
And no matter what airline you are flying, it is wise to always follow their luggage size and weight policies.
So you need to be informed about their luggage rules whether you are traveling with United or American Airlines, you can’t just anticipate what will happen if you show up to the airport with a large carry-on size.