This year, all three airlines raised their first checked bag fee from $30 to $35 for domestic flights. Frontier and Spirit, on the other hand, use "dynamic" pricing to set their fees for carry-on ...

Spirit Airlines takes a novel approach to baggage policy, charging distinct prices for carry-on luggage, checked bags, and even larger personal goods. Fees vary based on the route, booking type ...

This year, all three airlines raised their first checked bag fee from $30 to $35 for domestic flights. Frontier and Spirit, on the other hand, use "dynamic" pricing to set their fees for carry-on bags ...