Shop › Half Marathon Sub 1 Hour 30 Training Plan Image 1 of 1 Half Marathon Sub 1 Hour 30 Training Plan £6.00 Train for a half marathon under 1 hour 30 minutes with a 16-week plan built around a 4:16/km goal pace. Add To Cart Added! Train for a half marathon under 1 hour 30 minutes with a 16-week plan built around a 4:16/km goal pace.