Blog

Frontier Carry-On Size 2026: 24 x 16 x 10 in, 35 lb and Why It Is a Paid Bag

Carry-On Size·Updated October 2026·3 min read
Frontier Airlines gate agent at Denver airport measuring a traveler's backpack in the personal item sizer while the traveler watches
On Frontier the free bag is the personal item, and it gets measured.

On Frontier only the personal item is free. The big carry-on is a paid bag.

14×18×8
inches (H × W × D), free personal item
24×16×10
inches, paid carry-on
35 lb
carry-on weight limit
62 in / 40 lb
checked bag
Carry-on (paid)10 in deep24 in16 inPersonal (free)8 in deep14 in18 in
Frontier: paid carry-on (24 x 16 x 10 in) and free personal item (14 high x 18 wide x 8 deep).
SizeWeightCost
🎒 Personal item14 × 18 × 8 innot statedFree
🧳 Carry-on24 × 16 × 10 inup to 35 lbPaid or in a bundle
📦 Checked bag62 linear inup to 40 lbPaid

📏 The personal item gets measured

⚠️
Frontier says personal item size is checked at boarding. An item over 14 × 18 × 8 inches is charged.
Woman at the Frontier gate in Orlando squeezing a pink tote bag into the personal item sizer
Handles, wheels and straps count toward the size.

🎁 Bundles that include the carry-on

💺
Economy: personal item and a carry-on
🚀
Premium: adds Board First
💼
Business: adds two 50 lb checked bags

⏱️ When you pay matters

💡
Frontier says to add the bag when you book for the best price, and that airport prices are higher. Exact amounts are in its Bag Price Checker, so no price is quoted here.

⚖️ Heavy checked bags

⚠️
41 to 50 lb: $75
⚠️
51 to 99 lb: $129 on tickets from April 4, 2026 ($100 before)
❌
Over 100 lb: not accepted

More: Frontier baggage allowance.

Man at a Frontier kiosk in Las Vegas looking at a screen that shows the carry-on bag price options
Add the carry-on when you book: airport prices are higher.

❓ Quick answers

Is the Frontier carry-on free?

No, only the personal item is free.

Checked October 2026 on the airline’s own website. Rules change; confirm for your ticket before you fly.