Typically, they need to weigh 20 lbs. or less, following the airline's carry-on luggage weight restriction. If you have a large dog, you can still take them on the plane but not in the cabin. Depending on how large your dog is, they could travel as checked baggage or as cargo.
Can I fly with my 35 lb dog?
For a single passenger with more than one dog under 35 pounds, an additional seat must be purchased (maximum of two dogs under 35 pounds per additional seat purchased). An additional seat must be purchased for each dog over 35 pounds. Dogs do not require a carrier, but must be on a leash.
Can I fly with my 40lb dog?
How do dogs go through TSA?
All pets should be brought to a security checkpoint in a hand-held travel carrier. Remove the pet from the carrier just prior to the beginning of the screening process. Place the empty travel carrier on the checkpoint conveyor belt so it can be X-rayed. Never place a pet in the X-ray tunnel.
Is it bad for dogs to fly in cargo?
According to estimates released by the Department of Transportation, less than 1 in 10,000 animals were injured, lost, or killed from flying. That said, the general safety of flying your pet as cargo doesn't discount the gravity of the fact that animals are sometimes harmed by flying in the cargo hold.