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Airline Carry-On Size Limits by Carrier: A Reference Chart

This reference guide provides standardized carry-on luggage dimensions, weight limits, and personal item requirements for major domestic and international airlines. The data is curated from official carrier policies to assist travelers in ensuring baggage compliance across different service classes and regions.

Major US Carriers

Airline Max Dimensions (Inches) Max Dimensions (CM) Weight Limit Notes
American Airlines 22 x 14 x 9 in [1] 56 x 36 x 23 cm No limit Must fit in the sizer; includes wheels and handles.
Delta Air Lines 22 x 14 x 9 in [2] 56 x 35 x 23 cm No limit Weight limits apply only for specific Asian hubs (e.g., Singapore, Beijing).
United Airlines 22 x 14 x 9 in [3] 56 x 35 x 22 cm No limit Basic Economy passengers are restricted to a personal item only on most routes.
Southwest Airlines 24 x 16 x 10 in [4] 60 x 40 x 25 cm No limit Dimensions are slightly larger than the industry standard.
JetBlue 22 x 14 x 9 in [5] 55.8 x 35.5 x 22.8 cm No limit Blue Basic fares now include a carry-on bag as of late 2024.

International Carriers

Airline Max Dimensions (CM) Max Dimensions (Inches) Weight Limit Notes
British Airways 56 x 45 x 25 cm [6] 22 x 18 x 10 in 23 kg (51 lbs) Weight limit applies to each individual cabin bag.
Lufthansa 55 x 40 x 23 cm [7] 21.6 x 15.7 x 9 in 8 kg (17.6 lbs) Strictly enforced; foldable garment bags up to 57 x 54 x 15 cm are also permitted.
Air France 55 x 35 x 25 cm [8] 21.7 x 13.8 x 9.9 in 12 kg (26.4 lbs) Weight limit is the combined total of carry-on and personal item.
Emirates 55 x 38 x 20 cm [9] 22 x 15 x 8 in 7 kg (15 lbs) Economy passengers are limited to one piece; Business/First may carry two.

Low-Cost Carriers

Airline Small Bag (Free) Large Bag (Paid/Priority) Weight Limit Notes
Ryanair 40 x 20 x 25 cm [10] 55 x 40 x 20 cm 10 kg (Large bag) Small bag must fit under the seat; large bag requires "Priority & 2 Cabin Bags."
EasyJet 45 x 36 x 20 cm [11] 56 x 45 x 25 cm 15 kg Small bag is free for all; large bag is included with certain fares or paid.

Key Definitions

Carry-On Bag (Cabin Bag)
A piece of luggage intended for storage in the overhead bin. Standardized dimensions typically hover around 22 x 14 x 9 inches (56 x 36 x 23 cm) for US domestic flights.
Personal Item
A smaller bag (e.g., purse, laptop bag, small backpack) that must fit entirely under the seat in front of the passenger. Typical limits are approximately 18 x 14 x 8 inches (45 x 35 x 20 cm).
Combined Weight
A policy used by some international carriers (e.g., Air France) where the weight of the carry-on bag and the personal item are added together to meet a single maximum threshold.
Sizer
A metal frame located at airport check-in counters or gates used to verify that a bag meets the airline's specific dimensional requirements.

Last verified: 2026-07-03

Sources

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