Does the train go to Sapa?

It goes to Lao Cai. A bus or taxi climbs to Sapa from there.

Hanoi to Sapa

Sapa is an overnight train to Lao Cai plus a climb, or a direct sleeper bus. Either way, do not expect to arrive and hike the same morning.

Mode	Time	Notes
Overnight train	About 8 hours to Lao Cai, then 45–60 minutes by road	A berth costs more than a seat and is the point. The train ends at Lao Cai.
Limousine bus	5–7 hours	Direct to Sapa town, including the mountain road. Day or night.

Does the train go to Sapa?: It goes to Lao Cai. A bus or taxi climbs to Sapa from there.