*All Boston Car Service rates are estimated based on standard transfer time and subject to change without notice. Additional fees such as tolls, waiting time and etc. may apply. Actual total amount will be calculated upon completion of the trip. The payment will be processed on the day of the trip. Failure to provide valid payment information or flight arrival, will result a cancellation of the reservation. Our fees include appropriate gratuity compensation to all drivers. Additional tips should be provided only at discretion of our clients. For all online reservations, we recommend booking your ride 24 hours in advance.