*Terms and conditions: *250-mile online bonus awarded to Mileage Plus members who have completed a qualifying rental with Hertz, Avis or Budget. Must rent and complete rental using links on united.com/cars to qualify, and online booking bonus will be awarded on completed rentals. To be eligible to receive online bonus miles, completed rentals must include your United Mileage Plus number, and member must have elected the mileage option with the car rental provider for their rental (50 miles per day, up to 500 miles for 5-day rentals or longer).