Shop › Half Marathon Sub 1 Hour 45 Training Plan Image 1 of 1 Half Marathon Sub 1 Hour 45 Training Plan £6.00 Work toward a half marathon under 1 hour 45 minutes with a 16-week plan built around a 4:59/km goal pace. Add To Cart Added! Work toward a half marathon under 1 hour 45 minutes with a 16-week plan built around a 4:59/km goal pace.