Depende de la aerolinea, por Ej: LATAM y Avianca la cuentan como equipaje de bodega, pero tiene que especificar que es equipaje deportivo, eso normalmente lo manejan como sobredimensionado.
Según esta politica, no le cobran si su bicicleta la caja de su maleta no exede las 62 pulgadas, de lo contrario son 150 dolorosos.
https://www.aa.com/i18n/travel-info/baggage/specialty-and-sports.jsp
Allowance and requirements
You can travel with 1 non-motorized touring or racing bike if the:
- Bike is in a hard-sided case, bike bag or box built for bike transport
- Handlebars are fixed sideways
- Pedals are removed; or
- Pedals and handlebars are wrapped in plastic foam or a similar material
Please note that if your bike is not in a hard-sided case, it will be treated as a fragile item.
Cost
You’ll be charged $150 unless your bike and case are less than 62 inches and under 50 lbs. If so, they’ll be considered as your 1st checked bag.
If you are traveling to, through or from Brazil, your bike will be considered a bag. Once your free bag allowance is exceeded you’ll be charged $85 for each additional bike.
Maximum weight and size
70 lbs. and 126 inches based on the airplane size and load factors
