What effect does increasing the best range speed have when flying into a headwind?

Increasing the best range speed when flying into a headwind is beneficial because it minimizes the time the aircraft is exposed to the headwind conditions. When flying at the best range speed, which aims to maximize distance per unit of fuel, the aircraft travels more efficiently through the air.

By flying faster into a headwind, the aircraft effectively reduces the duration spent in that adverse wind, resulting in a shorter time enroute to the destination. This is particularly advantageous when trying to conserve fuel and improve planning for arrival times. The increased airspeed helps offset the negative impact of the wind, enabling the aircraft to reach its destination more swiftly, despite the headwind slowing its ground speed.

Overall, this strategy is a critical consideration in flight planning, as it can lead to better flight efficiency and adherence to schedules, particularly in operational contexts where time is of the essence.