How strict is delta with carry-on size?

If you’re flying with Delta, you might be wondering: How strict are they with carry-on size? 

The short answer is Delta generally enforces its carry-on size rules.

At the airport, you’ll likely need to place your bag in the luggage sizer.

If it doesn’t fit within 22″ x 14″ x 9″ (56 cm x 35 cm x 23 cm) including handles and wheels it will be considered a checked bag.

To avoid any surprises, it’s best to double check your bag’s dimensions before heading to the airport.

Let’s break it all down so you know exactly what to expect.

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are delta strict on luggage size

Delta’s Carry-On Size Policy

Delta allows one carry-on bag and one personal item for free.

Your carry-on bag must fit in the overhead bin, while your personal item (like a backpack, purse, or laptop bag) should fit under the seat in front of you.

Delta Carry-On Size Limit:

  • 22″ x 14″ x 9″ (56 cm x 35 cm x 23 cm) including handles and wheels.
  • Must not exceed 45 linear inches (114 cm) total.
  • Small musical instruments are allowed if they fit in the overhead bin or under the seat.

Delta often requires passengers to use the luggage sizer at the airport. If your bag is too big, you’ll have to check it and pay the checked baggage fee.

A Passenger Experience: 

This an exchange between Janet and Josie from Delta customer service on X (Formerly Twitter) about bringing a 23” x 14” x 9” carry-on.

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Josie replied that if the bag exceeds Delta size limits, it will have to be checked. However, many passengers find that a slight size difference (an inch or two) may go unnoticed.

Does Delta Weigh Carry-Ons?

For domestic flights: No, Delta does not have a weight limit for carry-ons. As long as you can lift it into the overhead bin yourself, you’re good to go.

For certain international flights: Some airports have weight restrictions:

  • Singapore (SIN): 15 lbs (7 kg)
  • Beijing (PEK): 22 lbs (10 kg)
  • Shanghai (PVG): 22 lbs (10 kg)

Can You Bring Both a Backpack and a Carry-On?

Yes, you can bring both as long as your backpack fits under the seat in front of you.

If it’s too big, Delta will count it as your main carry-on, and you won’t be able to bring another large bag.

Tip: If your backpack is slightly big but can be squeezed under the seat, it’s still considered a personal item.


Delta Baggage Cost Per Person

For most Delta flights, there is no fee for a standard carry-on bag as long as it meets the size requirements.

However, if your bag is oversized and doesn’t fit in the luggage sizer, you’ll have to check it, and standard checked baggage fees will apply.

Additional Items You Can Bring for Free

In addition to your carry-on and personal item, Delta allows these items without counting them toward your allowance:

  • A jacket and / or umbrella
  • Food or drinks purchased after security
  • Duty-free shopping items
  • Child car seats
  • Medical assistive devices

Where Should You Store Your Carry-On?

  • Overhead bin: your main carry-on bag goes here.
  • Under the seat: your personal item fits here.
  • For small regional flights (50 seats or fewer): Only one carry-on is allowed in the cabin. If your bag is too large, it will be checked for free at the gate.

Always attach a luggage tag to your carry-on in case it needs to be gate-checked.

Best Carry-On Bags for Delta Flights

If you’re looking for a carry-on that fits Delta’s size restrictions, here are some great options:

Hardside Suitcases:

  • Amazon Basics 21-Inch Hardside Spinner, Affordable & durable.
  • American Tourister Moonlight Hardside, Stylish & lightweight.

Softside Suitcases:

  • Samsonite Solyte DLX Softside Spinner, Expandable & easy to carry.
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Beautiful Delta Airplane Departing / image

Final Thoughts: How Strict Is Delta With Carry-On Size?

Delta generally enforces its carry-on size policy, especially if your bag looks big or bulky.

While a small size difference (an inch or two) might go unnoticed, it’s best to stick to the official size limit to avoid extra fees.

To be on the safe side, choose a carry-on bag that fits within Delta’s size guidelines most airlines have similar size limits, so your bag will work for multiple flights.

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