F9 · Pet Policy 2026
In-Cabin
Allowed
Cargo
Not available
Max Weight (cabin)
—
Domestic Fee
$99
International Fee
—
Pets Allowed
dog, cat
Soft-sided: 18" x 14" x 11" | Hard-sided: 18" x 14" x 8"
Domestic US flights only — international pet travel suspended. No published weight limit; pet must fit comfortably in carrier under seat. Min age 8 weeks for dogs and cats. 1 pet per passenger. Limited spots per flight. Cannot sit in first row or exit row. Rabbits, guinea pigs, hamsters, and small household birds also accepted.
Policy last updated: 2026-03-25. Always verify directly with Frontier Airlines before booking.
PawPort builds your full pet travel checklist — destination requirements, deadlines, and reminders all in one place.
Plan Your Trip Free