The Langtang Valley Trek is a 10-day journey with 6 days of walking, 2 days of road travel, and 2 nights in Kathmandu. The trail follows the Langtang Khola through Langtang National Park, passing forests, rivers, waterfalls, and Tamang villages before reaching Kyanjin Gompa at 3,870 m. From Kyanjin, you can climb Kyanjin Ri at 4,773 m or Tserko Ri at 4,984 m for views across the Langtang Himal.
I often recommend Langtang to trekkers who want a Himalayan trek without the Lukla flight or the longer approach required for Everest Base Camp. The trail is more compact, but you still reach a high-altitude valley with glaciers, yak pastures, and snow-covered peaks.
The trek starts with a drive from Kathmandu to Syabrubesi. From there, you walk through Lama Hotel and Langtang Village before reaching Kyanjin Gompa. The trail follows the river, crosses suspension bridges, passes waterfalls and steep rocky sections, and gradually leaves the forest behind.
I recommend spending an extra day at Kyanjin Gompa rather than treating it only as a stopping point. You can explore the village, visit the monastery, walk toward the glacier, or climb Kyanjin Ri. If you want the harder option, Tserko Ri reaches 4,984 m and gives you a higher viewpoint over Langtang Lirung, Dorje Lakpa, Gangchempo, and the surrounding glaciers.
Tamang culture is another important part of this route. You pass stone houses, mani walls, prayer wheels, monasteries, and yak pastures. Family-run teahouses are part of the trail, giving you a chance to see how people live in this part of northern Nepal.
Most trekking days take around 5 to 7 hours. The Tserko Ri climb is longer and more demanding because of the altitude and steep ascent. From my experience guiding Langtang, you get more from this trek by keeping a steady pace and allowing time for Kyanjin rather than trying to finish each walking day as quickly as possible.