Air Canada allowance at a glance
| Bag | Maximum size | Maximum weight | Notes |
|---|---|---|---|
| Carry-on | 21.5×15.5×9 in55x40x23 cm | No stated limit | No published weight limit, but the bag must be liftable into the overhead bin unassisted, and sizing rules are strictly enforced at the gate. |
| Personal item | 17x13x6 in43x33x16 cm | No stated limit | Must fit under the seat in front of you. |
| Checked bag | 62 in158 cm | 50 lb23 kg |
Air Canada checked bag fees
| Fee | Amount |
|---|---|
| First checked bag | $45.00-$54.00 (Economy, Canada-US) |
| Second checked bag | $60.00-$72.00 (Economy, Canada-US) |
| Overweight bag | $100.00-$120.00 for bags weighing 50-70 lb (23-32 kg) |
| Oversize bag | $100.00-$120.00 for bags measuring 63-115 in (160-292 cm) linear |
Economy Basic fares (purchased on/after Jan 3, 2025) allow only one personal item on travel within Canada, to/from the US, Mexico, Central America and the Caribbean — any other carry-on must be checked before security, with gate handling fees of CA/US $65-$78 if paid at the airport.
This page goes deeper on one part of the policy. The full record is at Air Canada Baggage Rules.
Air Canada caps a checked bag at 50 lb, 23 kg. The linear limit is 62 inches, 158 cm, wheels and handle included.
Anyone checking the Air Canada checked luggage size limit needs both numbers. A bag can be light and still too big.
Allowance by fare and cabin
The free checked allowance changes with the fare, not just the cabin. Basic and Standard Economy pay for the first bag on domestic, transborder and sun destination routes.
Flex and Comfort include one free bag. Latitude includes two.
Air Canada publishes the full breakdown on its own baggage fees and optional services page. The Air Canada checked luggage size limit applies the same way across every row below.
| Fare | 1st bag | 2nd bag | Route |
|---|---|---|---|
| Basic / Standard | CAD/USD 45 to 54 | CAD/USD 60 to 72 | Canada, transborder, Caribbean, Mexico, Central America |
| Flex | Free | CAD/USD 60 to 72 | Same routes as above |
| Comfort | Free | CAD/USD 50 to 60 | Same routes as above |
| Latitude | Free | Free | Same routes as above |
| Basic, international | CAD/USD 90 to 108 | CAD/USD 120 to 144 | All other destinations |
Every bag in every row still has to clear the same box. A third bag runs CAD/USD 100 to 120 on domestic and transborder trips. It runs CAD/USD 225 to 270 on international itineraries.
What cannot go in the hold
Spare lithium ion batteries rated 100 to 160 Wh must ride in the cabin. They never go in a checked bag. Air Canada caps a passenger at two spares, and both need agent approval at the airport.
A smart bag with a battery that does not come out cannot be checked at all. The battery has to be removed, or the bag has to be fully powered down first.
Firearms are accepted only in limited categories, hunting rifles and shotguns among them. A declaration form is due at check in.
Sporting equipment such as skis or golf clubs needs registration at least 24 hours before departure. None of this is negotiable at the gate. The paperwork is worth finishing online first.
The connecting ticket rule
On a single ticket with a connection, Air Canada applies the checked baggage allowance of the airline operating the first flight segment. That is the rule for trips within Canada and the US. For international itineraries with more than one fare zone, the first inter zone flight sets the allowance instead.
That distinction matters on a codeshare. A partner’s allowance can be more generous or stricter than Air Canada’s own.
The checked baggage weight limit guide covers how this plays out on US carriers too. Check the allowance shown at booking. Do not assume your home airline’s rule travels with you.
Overweight and oversized bags at the counter
A bag between 51 and 70 lb, 23 to 32 kg, is accepted as overweight for CAD/USD 100 to 120. The same fee covers a bag between 63 and 115 in, 160 to 292 cm, oversized. A bag that is both still pays one combined fee, not two.
Past 70 lb or 115 inches, the bag has to ship as cargo instead. Forum accounts of the counter are mixed on timing.
Some travelers say the fee is charged only when the bag is weighed at check in. Others report the site lets you pay for an overweight bag in advance online.
Either way, the counter scale is the one that decides. Weighing a suspect bag at home first beats a scramble at the airport.
Air Canada does not let a traveler pool weight across two checked bags. Each bag stands on its own against the cap.
Each bag is weighed and charged on its own. The site’s overweight and oversize fee guide covers the same rule across other carriers.
Packing for the 50 lb cap
An empty case that already weighs 10 or 12 lb eats into the 23 kg allowance before a single item goes inside. A Travelpro Maxlite 5 25 inch expandable spinner is one of the lighter 25 inch cases sold, according to the manufacturer’s specifications. That leaves more of the cap for what actually gets packed.
The Delsey Paris Helium Aero 24 inch checked spinner is a hardside option with a lock built into the shell. It suits travelers who want a rigid case instead of fabric.
A Samsonite Omni PC 28 inch suits a longer trip. At that size, weight becomes the real limit, not the 62 inch box.
| Case | Class | Why it fits the 50 lb cap |
|---|---|---|
| 25 inch expandable spinner | Softside | Low empty weight leaves more of the 23 kg allowance for contents |
| 24 inch checked spinner | Hardside | Locking shell, mid weight for a medium checked bag |
| 28 inch hardside | Hardside | Large enough that weight, not the linear box, becomes the limit |
An Etekcity digital luggage scale costs less than a single overweight fee. It tells you the number before you leave the house. Reviewers commonly mention a consistent reading trip after trip.
Weigh the bag packed, not empty. That is the number the counter actually charges against.
How this compares
WestJet, Air Canada’s main domestic rival, runs a similar fee structure on its own baggage fees page. Neither airline matches the two free checked bags US carriers once offered, before Southwest ended that policy.
A credit card that waives the first bag fee is often cheaper than paying at the counter every trip.
The site’s guide to those cards lists which ones apply on Air Canada. For the cabin side of the trip, the Air Canada carry-on size page covers what this page does not. The parent record’s own baggage fees breakdown covers the rest.
Before booking a route that crosses fare tiers, run the numbers through the site’s baggage cost tool. It beats reading three fare pages by hand. It is a faster way to check the Air Canada checked luggage size limit against a specific fare.
The bottom line
Stay under 50 lb, 23 kg and 62 linear inches, 158 cm, and a checked bag on Air Canada costs only the fare tier’s stated fee. Go over, and the counter adds CAD/USD 100 to 120 on the spot, per bag, with no pooling allowed.
The Air Canada checked luggage size limit rewards a light case and a home scale more than any other single habit.
Common questions
What is the maximum weight for a checked bag on Air Canada?
Air Canada caps a checked bag at 50 lb, 23 kg, on every fare. Past that it is charged as overweight, and past 70 lb it must ship as cargo.
What size box does an Air Canada checked bag have to fit?
The linear limit is 62 inches, 158 cm, measuring length, width and height added together with the wheels and handle included.
Does Air Canada charge for a first checked bag?
Basic and Standard Economy pay a fee for the first bag on most routes. Flex, Comfort and Latitude include one or two free checked bags depending on the fare.
What happens if my Air Canada checked bag is overweight?
A bag between 51 and 70 lb pays a fee of CAD/USD 100 to 120 at the counter. Weight cannot be pooled across two bags to avoid the charge.
Whose baggage allowance applies on a connecting Air Canada ticket?
The airline operating the first flight segment sets the allowance on trips within Canada and the US. On international itineraries with more than one fare zone, the first inter zone flight sets it instead.
Can I bring a smart bag as checked luggage on Air Canada?
Only if the battery can be removed or the bag can be fully powered down before check in. A smart bag with a non removable battery cannot be checked at all.
Some links on this page are Amazon affiliate links. If you buy through one, Carry On Sizes may earn a commission at no extra cost to you. It never changes what we recommend. How this works.