Complete baggage policy, carry-on dimensions, fees and pet rules for Spirit Airlines. Always confirm directly with the airline before flying.
Carry-on baggage
Included in fare
❌ Paid extra
Max size
56 × 46 × 25 cm (22 × 18 × 10 in)
Max weight
No specific limit (must fit overhead)
Personal item
Free, 45 × 35 × 20 cm (18 × 14 × 8 in)
Checked baggage
Allowance
Paid only
Fees / notes
Carry-on: $39–79 (cheaper online than at gate). Checked: $35–80.
Bare Fare — only a personal item is free. Buy carry-on/checked when booking, not at airport (price spikes by gate).
Pet policy
In cabin
Allowed ✅
As cargo
Not allowed ❌
Cabin limit
Pet + carrier ≤ 40 lbs (18 kg); carrier under seat
Fee
$125 one-way
Domestic US only (no USVI). Small dogs, cats, household birds, rabbits in cabin. No cargo program — cabin only.
⚠️ Airline policies change frequently. This page is based on each carrier's published baggage policy; always verify the latest fees + rules directly with Spirit Airlines before flying.