If you have a long layover at Manas Airport or a single free day in Bishkek, a private day trip is usually more practical than trying to reach Issyk-Kul and back in one day.
It's possible but tight — the lake is roughly 3–4 hours each way from Bishkek, so a day trip there means most of the day is spent driving.
Yes, all day trips include a private guide-driver and vehicle.
Скоро с вами свяжутся
Скоро с вами свяжутся