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Liquids, and Gels

Carry-on Baggage

Transport Canada requires liquids of any form to be carried in 100 ml (3.4 oz) maximum capacity containers. Transport Canada requires that every container be placed in a single clear, resealable plastic bag. This bag cannot exceed a capacity of 1 L (33.8 oz) and only one such bag is allowed in the cabin, per traveler. Certain exemptions are made for liquids needed during the course of the flight, such as : baby milk and food, medications and special dietary items, and items purchased at the duty free shop.

Checked Baggage

Containers that are larger than 100 ml must be in the checked baggage.

Click here to view the CATSA regulations


Aerosols including spray paint, air freshener, antistatic spray, and cooking spray are not allowed in checked baggage or carry-on. Some toiletry aerosols like hairspray may be permitted.

Click here for more details on the carry-on baggage page


Powdered substances (ex. : baby powder, body powder, baking powder, baking soda, protein, detergent) exceeding 350 ml (12 oz) must be stored in your checked baggage.

Click here to view the CATSA regulations

Dry Ice

Dry ice (solid carbon dioxide) used to pack perishables can only be transported in carry-on baggage. It must not exceed 2.5 kg (5 lbs) per traveler. This packaging is permitted under the Dangerous Goods Regulations.

OWG requires that every traveler carrying dry ice (solid carbon dioxide) not only transport it as carry-on baggage, but also declare it during the check-in process.

Click here to view the CATSA regulations

Fresh or Frozen Seafood

Fresh or frozen seafood can only be transported in a carry-on baggage. OWG requires these items to be securely packed in the baggage, and the baggage must not contain crushed ice.

Please note that seafood items may be subjected to quarantine regulations in the destination country.

Alcoholic Beverages

Carry-on Baggage

Alcoholic beverages can only be transported in a carry-on baggage if the bottle has a capacity of less than 100 ml.

Checked Baggage

Alcoholic beverages that contain between 24% and 70% alcohol are allowed in checked bags with a maximum total volume of 5 L (1.3 gal) per traveler and must be in unopened retail packaging. Alcoholic beverages with 24% alcohol or less are not subject to limitations in checked bags.

Click here to view the CATSA regulations

Types of Batteries Carry-on Checked Baggage
Dry batteries
(AA, AAA, C, and D)
Electronic Cigarettes and Vaping Devices YES NO
Non-Spillable Wet Batteries NO YES1
Spillable Batteries NO NO2
Lithium batteries YES1 NO
Phone charger3   YES YES
Spare or loose Batteries3 YES NO
Power charger3 YES NO

1Accepted with restrictions. Only batteries for personal electronic devices are accepted  Lithium ion batteries for portable (including medical) electronic devices with a Wh rating exceeding 160 Wh are not accepted. For portable medical electronic devices only, lithium metal batteries with a lithium metal content exceeding 2 g but not exceeding 8 g. Devices in checked baggage must be completely switched off and must be protected from damage. Other restriction may apply. Approval required. Please contact service@owg.com.
Except for wheelchairs and mobility devices.
3Spare or loose Batteries, including lithium metal or lithium ion cells or batteries, for portable electronic devices must be carried in carry-on baggage only. For lithium metal batteries the lithium metal content must not exceed 2 g and for lithium ion batteries the Watt-hour rating must not exceed 100 Wh. Other restriction may apply.

Click here to view the CATSA regulations


OWG will accept drones in carry-on baggage if said drone remains completely turned off at all times. The drone must meet the requirements mentioned in the Batteries section (see above).

Click here to view the CATSA regulations

Sporting Equipment Oxygen/Compressed Gas/Cylinders/Tanks

OWG will not accept the following items (in either carry-on or checked baggage) :

  • Carbon dioxide (CO2) or nitrogen pressurized cylinders
  • Fire extinguishers
  • Propane cylinders
  • Personal oxygen cylinders and oxygen generators
  • Canned oxygen
  • Personal medical oxygen devices that use liquid oxygen

Travelers may carry their personal oxygen concentrator on board, if approved. Click here to see our regulations regarding the personal oxygen concentrators.

Insecticides / Insect Repellent

Carry-on Baggage

Insect repellents are acceptable as a carry-on, if they are non-toxic and non-flammable, and in a container with a capacity under 100 ml (3.4 oz).

Checked Baggage

Insect repellents and insecticides are allowed in your checked baggage, as long as they are not labelled as hazardous material (HAZMAT).

Click here to view the CATSA regulations

Smoking Materials and Cannabis


Travelers are allowed to bring one (1) lighter as a carry-on (that will be stored in the clear, resealable plastic bag with the other liquids).


Travelers are allowed to bring one (1) book of matches on their person, or in their carry-on baggage.

Battery-Powered Portable Electronic Smoking Devices

Battery-powered portable electronic smoking devices are not permitted in checked baggage. These devices shall not be transported in carry-on baggage, nor be carried in the cabin, except if:

  • The device is for personal use.
  • The spare batteries are individually protected in their original packaging, or by insulating their terminals.

For each battery, the following criteria must be met:

  • Lithium metal batteries: Maximum lithium content of 2 g (0.07 oz)
  • Lithium-ion batteries: Maximum Watt-hour rating of 100 Wh
  • Both types of batteries must meet the requirements of each test in the UN Manual of Test and Criteria, Part III sub-section 38.3.

Travelers are required to notify OWG check-in counter employees about their battery-powered portable electronic smoking devices so that we can place a notice to classify the devices as dangerous goods.


Please note that according to Transport Canada, you are not allowed to carry cannabis in, or out of Canada, even with a medical license that allows you to possess or produce cannabis.

Click here to refer to the Transport Canada regulations on traveling with alcohol or drugs

Items Prohibited in Checked or Carry-on Baggage

The following items must not be carried on board the aircraft (neither as checked or carry-on baggage):

  • Undeclared ammunition*
  • Deadly weapons*
  • Floral and nursery stock (i.e. flowers, fruit and vegetable plants)
  • Cut flowers and foliage (i.e. floral displays)
  • Fresh or frozen foodstuffs (i.e. fruits, vegetables, meats, poultry, bakery products, and dairy products)
  • Seafood**
*Please note that, according to airport security regulations, all firearms and ammunition have to be declared to, and accepted by the airport authority. Certain weapons may be accepted as checked baggage in accordance with OWG security regulations. These items include, but are not limited to antique firearms, swords and knives.
**Although it is considered a perishable item, seafood is not permitted in checked baggage due to the possibility of it spilling or leaking, which can cause significant corrosion damage to the aircraft’s structure. Therefore, seafood is only permitted to be transported in carry-on baggage.

Click here to refer to the Transport Canada regulations .

Dangerous Goods (HAZMAT)

The following items must not be carried on board the aircraft (neither as checked or carry-on baggage):

  • Explosives, fireworks and ammunitions
  • Compressed flammable, or toxic gases
  • Corrosives and oxidizers
  • Poisons (toxins) and infectious substances
  • Radioactive materials
  • Compressed gasses
  • Flammable materials
  • Mercury
  • Acids
  • Magnet materials

Click here to read the full legislation regarding Hazardous materials