Underseat

Frontier Airlines pet policy

Yes

Dogs, cats, rabbits, guinea pigs, hamsters, small birds can fly in the cabin with you. Cabin pet fee: $149 per pet, each way.

Checked against Frontier Airlines' official pages on . Airlines change these rules often, so confirm with Frontier Airlines before you book.

Cabin pet fee
$149per pet, each way
Animals allowed
Dogs, cats, rabbits, guinea pigs, hamsters, small birds
Max carrier size
18 x 14 x 11 insoft-sided
Weight limit
No set limitPet must fit comfortably in the carrier
Minimum age
8 weeks
Pets per passenger
1
Counts toward bag allowance
No, it's extra
Pets in hold or cargo
No

Check your carrier against Frontier Airlines

Enter your carrier's outside size to compare it with Frontier Airlines' published limit.

Units
Carrier type

Frontier Airlines pet carrier size

  • Soft-sided: 18" L x 14" W x 11" H
  • Hard-sided: 18" L x 14" W x 8" H

Soft-sided carrier recommended. Must fit under the seat in front of you. Pet must remain in the container at all times and may not be given food or water during the flight.

Frontier Airlines pet fee in detail

$149 per pet, per direction (non-refundable). Can be paid during booking or at check-in.

Where you can't fly with a pet

Domestic U.S. flights only; Frontier no longer accepts pets for international travel (only service animals). Puerto Rico and the U.S. Virgin Islands have additional documentation requirements. Passengers with pets may not sit in row one or exit rows. Large birds, rodents (other than listed species), ferrets, reptiles, amphibians, spiders and insects are not accepted.

How many pets you can bring

Only one adult dog or cat per container. A passenger with a trained service dog may also bring one pet in the cabin.

How to book a pet on Frontier Airlines

Add the pet during initial booking or to an existing reservation (online); fee payable at booking or check-in.

Frontier Airlines pet cargo and checked pets

Pets cannot be checked as baggage.

Service and emotional support animals

Trained service dogs fly in the cabin (domestic and, with CDC Dog Import Form receipt, microchip, age 4+ months and health certificate, international); a passenger with a service dog may also bring one pet.

Questions people ask

Can I bring my dog or cat in the cabin on Frontier Airlines?

Yes. Dogs, cats, rabbits, guinea pigs, hamsters, small birds are accepted in the cabin in a carrier that fits under the seat in front of you, subject to space on the flight.

How much is the Frontier Airlines pet fee?

The cabin pet fee is $149 (per pet, each way).

What size pet carrier does Frontier Airlines allow?

Up to 18 x 14 x 11 in (soft-sided). Soft-sided carrier recommended. Must fit under the seat in front of you. Pet must remain in the container at all times and may not be given food or water during the flight.

Can pets fly in cargo on Frontier Airlines?

Pets cannot be checked as baggage.

Sources