North America
Flying with a dog on Frontier Airlines F9
North America
Flying with a dog on Frontier Airlines
Good
Here is the Frontier Airlines pet policy for dogs, checked against the airline's own pages in October 2026. Below: what applies in the cabin and in the hold, the breed rules for your dog, and what to sort out before you fly.
Frontier Airlines dog policy at a glance
In the cabin
No weight limit
In the hold
Not available
Frontier Airlines doesn't carry dogs in the hold.
Frontier Airlines pet carrier size: dog carriers that fit
We checked every carrier in our comparison against the limits of Frontier Airlines, size by size. Shown are the ones that fit by their dimensions, most mentioned first. At the gate, Frontier Airlines decides.
In the cabin
10 carriers fit by their dimensions
Illustration Sherpa Original Deluxe Fits Small, Medium 
Illustration Sherpa Delta Deluxe Fits 
Illustration Sleepypod Air Fits Breed rules
None stated| Breed group | Cabin with you |
|---|---|
| Snub-nosed | Allowed |
| Strong breeds | Allowed |
Snub-nosed
- Cabin, with you
- Allowed
Strong breeds
- Cabin, with you
- Allowed
No breed restrictions stated, but only domesticated dogs, cats, rabbits, guinea pigs, hamsters, or small household birds are accepted; many species (large birds, rodents, ferrets, reptiles, amphibians, spiders, insects) are never accepted.
Assistance dogs
AllowedTrained service dogs are accepted in the cabin; for international travel they require a CDC Dog Import Form receipt, must be at least 4 months old, healthy on arrival, and microchipped.
Summary
Pets travel in the cabin only; Frontier does not allow pets as checked baggage. Each passenger may bring one pet, and accepted animals include domesticated dogs, cats, rabbits, guinea pigs, hamsters, and small household birds on domestic U.S. flights. A one-way directional charge applies, and no new pets are accepted for international travel.
Hard-sided maximum is 18x14x8 in; soft-sided maximum is 18x14x11 in and soft-sided is recommended. The carrier must fit under the seat in front of you and be large enough for the pet to stand, turn around, and lie down. Only one adult dog or cat may be transported per container.
Frontier does not allow pets to be checked as baggage or transported in the hold.
Before you fly
- Check which vaccinations and health documents your route requires, and keep them with you.
- Reserve your dog's spot early, as places per flight are limited.
- Check the entry rules of your destination country.
- Get your dog used to the carrier or kennel well before the trip.
Always double-check
Airline pet policies change often and vary by route, aircraft and season. Confirm the current rules directly with Frontier Airlines before booking.
Similar airlines in North America
Flying with a dog on Frontier Airlines: FAQ
What is the Frontier Airlines pet policy for dogs? ▾
Frontier Airlines allows small dogs in the cabin. No breed restrictions are listed, and the Dog-Friendly Score is 85/100. Checked against the official policy in October 2026.
Can I bring my dog in the cabin on Frontier Airlines? ▾
Yes. Frontier Airlines allows small dogs in the cabin in an approved carrier that fits under the seat in front of you.
Can my dog travel in cargo on Frontier Airlines? ▾
No. Frontier Airlines does not offer hold or cargo transport for dogs.
How much does it cost to fly a dog on Frontier Airlines? ▾
On Frontier Airlines, the in-cabin fee is $149 (each way); the airline states: USD 149 per pet, each way. Fees change, so confirm the exact amount when you book.
Are there breed restrictions on Frontier Airlines? ▾
Frontier Airlines does not list specific breed restrictions, but it is worth confirming for your dog's breed before you book.
Does Frontier Airlines accept assistance dogs? ▾
Yes. Trained assistance dogs are accepted in the cabin, usually free of charge, with the required documentation. Contact Frontier Airlines in advance.