Travelling with Gases (including items that contain gases)

Information for passengers travelling with items including insulated packaging

The following information is taken from the current edition of the International Civil Aviation Organisation (ICAO) Technical Instructions for the Safe Transport of Fangerous Goods by Air.

Passengers must contact their airline in advance to gain approval when planning to travel with certain types of items as indicated below. 

Restrictions implemented by other countries in the interests of aviation security may further limit or forbid the carriage of some of the items listed in these pages.  Additionally, airlines and security screening agencies have the right to refuse the carriage of certain items. 

Gases and Items that include Gases

Carry-on Baggage

Checked (hold) Baggage

On One's Person

Airline approval required 

Avalanche rescue backpack containing a cylinder of compressed non-flammable non-toxic gas.

No more than one per person and may contain a pyrotechnic trigger mechanism containing not more than 200 mg net of Division 1.4S.

The backpack must be packed in such a manner that it cannot be accidentally activated and the airbags within the backpack must be fitted with pressure relief valves.

Yes

Yes

No

Yes

Dry Ice

Dry ice is allowed in quantities not exceeding 2.5 kg per person, when used to pack perishables that are not dangerous goods, provided the package permits the release of carbon dioxide gas.

When carried in checked baggage, each package must be marked ‘DRY ICE’ or ‘CARBON DIOXIDE, SOLID’ and with the net weight of dry ice or an indication that the net weight is 2.5 kg or less.

Yes

Yes

No

Yes

Dry Shippers (insulated packagings) containing refrigerated liquid nitrogen fully absorbed in a porous material and intended for transport, at low temperature, of non-dangerous products are not subject to these Instructions provided the design of the insulated packaging would not allow the build-up of pressure within the container and would not permit the release of any refrigerated liquid nitrogen irrespective of the orientation of the insulated packaging.

Yes

Yes

N/A

No

Insulated packages containing refrigerated liquid nitrogen

These must comply with Special Provision A152 of the ICAO Technical Instructions.

Note: The passenger must contact the airline for further information prior to travel.

Yes

Yes

No

See Note

Premixing burner lighter with a means of protection against unintentional activation (gas lighter in which fuel and air are mixed before being supplied for combustion, such as lighters producing a blue flame).

No more than one per person, intended for use by an individual and does not contain unabsorbed liquid fuel (other than liquefied gas).

Premixing burner lighter without a means of protection against unintentional activation is forbidden.

No

No

Yes

No

Small cartridges fitted into a self-inflating life-jacket must be for inflation purposes.

No more than two small cylinders of carbon dioxide or another suitable non-flammable non-toxic gas fitted in the life-jacket per person and a maximum of two spare cartridges.

Yes

Yes

Yes

Yes

Small cartridges for other devices.

No more than four small cylinders of carbon dioxide or other suitable non-flammable non-toxic gas per person and the water capacity of each cylinder must not exceed 50 mL.

Note: For carbon dioxide, a gas cylinder with a water capacity of 50 mL is equivalent to a 28 g cartridge.

Yes

Yes

Yes

Yes