For a suitable animal in a correctly sized container on a carrier-approved route, air travel can be safe. IATA notes that cats and dogs often travel better in an approved hold because it is quieter and darkened. The important decisions are the pet’s suitability, the current operating-carrier policy, the right container, safe preparation, and avoiding sedation without veterinary direction.
Requirements and airline acceptance can vary by route, pet, travel date, and operating carrier. Confirm the current official and airline rules before travel.
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Start with the carrier’s rule
Cabin, hold travel and manifested cargo are different arrangements
The terms are often used interchangeably, but the booking and handling process differs. The operating airline—not a schedule, advertising airline, or general travel article—decides which option is available for the exact flight.
Arrangement
What it generally means
What must be confirmed
Cabin
A small dog or cat travels in an under-seat carrier with the passenger where the airline permits it.
Current species, size, route, cabin, and carrier requirements.
Approved hold travel
The animal travels on the passenger’s itinerary in an airline-approved container where the carrier offers that arrangement.
Whether the carrier accepts the pet, container, route, and travel date.
Manifested cargo
The animal is booked and handled as a freight movement, sometimes through an animal shipper or cargo process.
The airline’s acceptance, shipper, handover, and destination requirements.
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RelocateMyPet guide
What IATA says about pets travelling in the hold
IATA’s guidance explains that where a pet cannot travel in cabin, some airlines carry dogs and cats in a heated and ventilated hold. It notes that animals often travel better in this quieter, darkened setting. The arrangement is still airline-specific, and the carrier must confirm it for the chosen flight. Read IATA’s Traveller’s Pet Corner.
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RelocateMyPet guide
The right container is a welfare requirement
IATA’s container guidance is based on measurements, not a breed label or a guess. The pet needs room to turn normally while standing, stand and sit erect, and lie in a natural position.
Measure first. Minimum internal length is nose to tail-base plus half the elbow height; width is twice the widest shoulder measurement; and height is standing height plus bedding.
Allow for snub-nosed breeds. IATA’s current guidance specifies a container 10% larger for snub-nosed breeds.
Use the sharing limits. IATA describes limited same-container arrangements for compatible animals, including up to three same-litter weaned puppies or kittens under six months and 14 kg each, or two compatible adults of comparable size up to 14 kg each. Larger animals should be individually crated.
Acclimatise early. Introduce the crate weeks or months before travel so it is a familiar resting place, not a new experience on departure day.
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RelocateMyPet guide
Do not sedate a pet for the journey without veterinary direction
IATA and its constituent carriers discourage sedatives and tranquillisers for animals travelling in cabin or cargo because of potential adverse effects. Its guidance explains that sedation can affect an animal’s righting ability and balance, creating an avoidable risk during transport.
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RelocateMyPet guide
Plan the route around the pet, not the other way around
Book only after the airline confirms that it will accept the specific pet on the specific flight. Check the route, travel date, carrier restrictions, container, airport handover, and destination process together. IATA also recommends reconfirming the airline’s acceptance before departure.
Keep the ground process calm. Ask the airline when and where to present the animal rather than arriving early or late by assumption.
Prepare the animal, not a workaround. Discuss any welfare concern, age, health issue, breed consideration, or long routing with the treating veterinarian and airline before travel.
It can be safe for a suitable animal in a correctly sized container on a carrier-approved route. IATA notes that dogs and cats often travel well in a quieter, darkened approved hold, but the operating carrier must confirm the arrangement for the specific flight.
Should I sedate my pet before flying?
Do not sedate a pet on your own initiative. IATA discourages sedatives and tranquillisers because of potential adverse effects. Any medically necessary medication should be directed by the treating veterinarian and disclosed as required to the airline.
Can two pets share a travel crate?
Only within the carrier’s and IATA’s relevant limits. IATA sets conditions for compatible young littermates and certain adult pairs, including age, weight, compatibility, and container sizing. Confirm the final arrangement with the operating carrier.
Do snub-nosed pets need a larger crate?
IATA’s current guidance specifies a container 10% larger for snub-nosed breeds. Carrier acceptance restrictions can also apply, so confirm the policy before booking.
Is cabin or cargo better?
Neither option is automatically available or suitable. The carrier decides what it accepts for the pet, route, aircraft, and date. The best choice is the approved arrangement that matches the individual pet’s welfare needs and confirmed journey requirements.
A more considered move begins here
Plan the right travel arrangement
Share the route, travel month, species, breed, and approximate measurements. We will help you identify the current carrier and official checks before you book.