Everything you need to know about flying with your pet on Frontier Airlines. Updated for 2026 with the latest fees, weight limits, and booking tips.
For full details, see the sections below or visit the complete airline comparison guide.
Frontier Airlines does not allow pets to be checked as baggage.
Frontier Airlines does not offer cargo or checked baggage services for pets. All pets must travel in the cabin with their owner.
| Type | Fee | Available |
|---|---|---|
| In-Cabin | $99 | Yes |
| Cargo | N/A | No |
N/A
Frontier Airlines does not allow pets on international flights; only service animals are permitted. Pet travel is restricted to domestic flights within the United States.
Pets are not permitted in the first row or exit rows. In the event of an emergency, oxygen will not be administered to pets.
Book your pet's travel in advance, as Frontier limits the number of pets allowed on each flight.
While Frontier does not require a health certificate for domestic travel, it's wise to check the specific requirements of your destination state.
Opt for a soft-sided carrier to ensure a better fit under the seat, as dimensions can vary slightly.
How does Frontier Airlines stack up? Here's a quick look at 3 comparable airlines:
See how Frontier Airlines compares to other airlines for pet travel.
| Airline | In Cabin | Fee | Cargo |
|---|---|---|---|
| Frontier Airlines (current) | Yes | $99 | No |
| American Airlines | Yes | $150 | Yes |
| Delta Air Lines | Yes | $150 | Limited |
| United Airlines | Yes | $150 | Limited |
| Southwest Airlines | Yes | $125 | No |
| JetBlue | Yes | $150 | No |
| Alaska Airlines | Yes | $100 | Yes |
Common questions about traveling with pets on Frontier Airlines.
Our experts can help you navigate Frontier Airlines's pet policy and find the best fares.