How far is Ramechhap from Kathmandu and how long does it take to get there? Ramechhap is approximately 140 km (87 miles) from Kathmandu. By bus, the journey takes around 6-8 hours, depending on traffic and road conditions. You can also take a flight from Kathmandu to Ramechhap, which takes about 20 minutes. https://missionhimalayatreks.com/blog/kathmandu-to-ramechhap