Traveling with a pet can be a stressful experience, but it's made easier when you know which airlines allow pets. Here's a list of some of the most pet-friendly airlines:

Which Airlines Allow Pets?

American Airlines

American Airlines allows pets in the cabin on most flights, provided they weigh less than 20 pounds and can fit in a carrier under the seat.

For pets that weigh more than 20 pounds or are too large to fit under the seat, they can travel in the cargo hold.

For international flights, pets are not allowed in the cabin, but they can travel in the cargo hold.

Delta Air Lines

Delta Air Lines allows pets in the cabin on most flights, provided they weigh less than 20 pounds and can fit in a carrier under the seat.

For pets that weigh more than 20 pounds or are too large to fit under the seat, they can travel in the cargo hold.

For international flights, pets are not allowed in the cabin, and they must be transported as checked baggage in the cargo hold.

United Airlines

United Airlines allows pets in the cabin on most flights, provided they weigh less than 20 pounds and can fit in a carrier under the seat.

For pets that weigh more than 20 pounds or are too large to fit under the seat, they can travel in the cargo hold.

For international flights, pets are not allowed in the cabin, and they must be transported as checked baggage in the cargo hold.

Southwest Airlines

Southwest Airlines does not allow pets in the cabin or in the cargo hold.

Exceptions are made for service animals.

Frontier Airlines

Frontier Airlines allows pets in the cabin on most flights, provided they weigh less than 20 pounds and can fit in a carrier under the seat.

For pets that weigh more than 20 pounds or are too large to fit under the seat, they can travel in the cargo hold.

For international flights, pets are not allowed in the cabin, and they must be transported as checked baggage in the cargo hold.

Spirit Airlines

Spirit Airlines does not allow pets in the cabin or in the cargo hold.

Exceptions are made for service animals.