How Strict is JetBlue with Carry-On Size?

If you’re flying with JetBlue, you might be wondering just how strict they are about carry-on size.

The short answer is pretty strict, like most of the U.S. airlines, JetBlue enforces its carry-on size limits, and there’s a good chance you’ll be asked to place your bag in a luggage sizer at the airport.

So, what happens if your carry-on is too big? You’ll likely have to check it, which could mean extra fees.

But don’t worry, In this guide, we’ll walk you through everything you need to know about JetBlue’s carry-on policy and what to do if your bag doesn’t quite fit the rules.

Blue suitcase with text saying JetBlue carryon allowance
JetBlue carry on size/ IMAGE

JetBlue Carry-On Size Policy

For most fares, JetBlue allows passengers to bring one carry-on bag and one personal item. Here’s what you need to know:

  • Carry-on bag size limit: 22″ L x 14″ W x 9″ H (including wheels and handles)
  • Personal item size limit: 17″ L x 13″ W x 8″ H (must fit under the seat in front of you)
  • Weight limit: JetBlue doesn’t have a specific weight limit for carry-ons, but you must be able to lift your bag into the overhead bin without assistance.

Read also: How strict is JetBlue with personal item size

What Happens if Your Carry-On is Too Big?

If your carry-on is oversized, JetBlue will require you to check it at the gate, and this may come with additional fees. Here’s what to do:

  1. Check the size before heading to the airport. Use a luggage scale and measuring tape to ensure your bag meets JetBlue’s size limits.
  2. If your bag is slightly over the limit, try to repack. Remove bulky items like jackets and carry them separately.
  3. Prepare to pay for a checked bag if necessary. Fees start at $35 for the first checked bag, depending on your fare type.

Pro Tip: Always keep your essential items passport, medications, and expensive items in your personal item so you have access to them during the flight.

This is an exchange on X between Daniel and JetBlue customer service about carry-on size.

JetBlue cares only about the maximum size of a carry-on bag, there is no minimum size.

screenshot from X for JetBlue answer about maximum carry-on size limit

JetBlue Carry-On & Personal Item Rules

Besides your carry-on and personal item, you can also bring a few additional small items for free, including:

How Strict is JetBlue About Carry-On Weight?

As shown in the screenshot below JetBlue does not have a strict weight limit for carry-on bags.

As long as your bag fits in the overhead bin and you can lift it without help, you should be good to go.

screenshot from X for JetBlue answer about maximum carry-on weight  limit

What About Checked Baggage?

If your bag is too large to be a carry-on, you’ll need to check it. Here’s a quick breakdown of JetBlue’s checked baggage fees:

  • Blue fare: $35 for the first checked bag, $45 for the second
  • Blue Plus fare: One checked bag included
  • Blue Extra fare: No free checked bags
  • Mint fare: Two checked bags included (up to 70 lbs each)
  • Overweight bags (50+ lbs): Additional fees apply

Read also : How strict is JetBlue on checked baggage size

Final Thoughts

JetBlue enforces its carry-on size limits fairly strictly, so it’s always best to check your bag’s dimensions before heading to the airport.

If your bag is too big, be prepared to check it and pay any necessary fees.

By planning ahead and sticking to JetBlue’s size guidelines, you can avoid any last-minute surprises and enjoy a smooth journey.

FAQs

What if my carry-on is one inch too big?

There’s a chance it might still pass, but JetBlue can require you to check it if it doesn’t fit in the luggage sizer.

Is a backpack considered a personal item?

Yes, as long as it fits under the seat in front of you.

Can I bring both a carry-on and a duffle bag?

Only if the duffle bag meets JetBlue’s personal item size limit. Otherwise, it will count as your main carry-on.

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