Plan where you sleep each night in Ladakh or Spiti and check your itinerary against the common altitude guideline. The planner flags big jumps, missing rest nights and early nights above 4,000 metres.
Altitudes are approximate. The check uses a commonly cited guideline from travel-medicine sources (such as the CDC and Wilderness Medical Society): above about 3,000 m, increase your sleeping altitude by no more than about 500 m a day and include a rest night every 3 to 4 days. It counts where you sleep, not the passes you cross in a day. This is general information, not medical advice; everyone reacts differently, so talk to a doctor or travel clinic before you go, and descend if symptoms get worse.
How the Ladakh and Spiti acclimatization planner works
Altitude sickness is the most common reason Ladakh and Spiti trips go wrong, and it often starts with an itinerary that climbs too fast. This planner lets you enter where you plan to sleep each night and checks the plan against a widely used travel-medicine guideline: above about 3,000 metres, increase your sleeping altitude by no more than roughly 500 metres per day, and take a rest night every three to four days.
Choose a preset or build your own list of nights. The tool shows the altitude at each stop, how much it changes from the night before and flags jumps that are bigger than the guideline. It also checks whether you sleep above 4,000 metres before spending at least two nights at moderate altitude.
Why sleeping altitude matters
Your body adapts to altitude over days, not hours. Travel medicine guidance focuses on the altitude where you sleep, because that is where your body spends the most time adjusting. Crossing a very high pass for a few hours is different from sleeping at the same height. That is why the planner counts nights, not passes. It is also why flying straight from Delhi to Leh, at about 3,500 metres, is a large jump: you gain roughly 3,300 metres in a few hours, so the first days in Leh should be slow.
Typical altitudes on Ladakh and Spiti routes
| Place | Approximate altitude |
|---|---|
| Manali | 2,050 m |
| Shimla | 2,200 m |
| Kalpa | 2,670 m |
| Kargil | 2,700 m |
| Nubra Valley (Hunder) | 3,100 m |
| Leh | 3,500 m |
| Kaza (Spiti) | 3,800 m |
| Pangong Lake (Spangmik) | 4,250 m |
| Kibber (Spiti) | 4,200 m |
| Chandratal | 4,300 m |
| Tso Moriri (Korzok) | 4,530 m |
Altitudes are approximate and vary by source and by where in a village you stay. For place-specific planning, read our guides to Ladakh and Spiti.
Tips for a safer high-altitude trip
- Rest on arrival. Spend at least two nights in Leh before going higher, and avoid strenuous activity on day one.
- Go up gradually, sleep lower if you can. A day trip to a higher place and a night back at a lower one is gentler than moving your bed up.
- Hydrate and avoid alcohol in the first days.
- Know the symptoms. Headache, nausea, dizziness and poor sleep are common. Worsening symptoms mean you stop ascending, and severe symptoms mean you descend.
- Ask a doctor before you go. A travel clinic can advise on prevention, including whether medication such as acetazolamide is suitable for you.
- Plan buffer days for weather and road closures. Our India monsoon travel guide explains when Ladakh and Spiti are open, and the best time to visit India covers the season.
- Get insurance that covers altitude and evacuation. See our India travel insurance guide, then pack with the India packing list generator.
Limitations of the tool
The planner is a screening tool, not a medical device. It does not know your fitness, health conditions, previous high-altitude experience or how you personally respond to altitude. It uses approximate altitudes and a general guideline, and it cannot account for where exactly you sleep or how long you spend at each stop. A plan that passes the check can still make you ill, and a plan that gets flags is not automatically unsafe for an experienced, acclimatized traveler.
This tool provides general information only and is not medical advice. Consult a doctor or travel clinic before traveling to high altitude. Last verified October 2026.
Frequently asked questions
How many days do you need to acclimatize in Leh?
Many travel guides suggest at least two nights in Leh before going higher or doing strenuous activity. Allow more if you feel unwell, and follow your doctor’s advice.
How fast can you ascend in Ladakh?
A commonly cited guideline is to increase your sleeping altitude by no more than about 500 metres per day above roughly 3,000 metres, with a rest night every three to four days.
Is it safe to fly directly into Leh?
Many people do, but it is a steep ascent from sea level to about 3,500 metres. Plan a slow first two days, avoid alcohol and heavy exertion, and talk to a doctor before you go.
What are the symptoms of altitude sickness?
Common symptoms include headache, nausea, dizziness, fatigue and poor sleep. If symptoms worsen, stop ascending, and if they are severe, descend and seek medical help.
Does this planner replace medical advice?
No. It is a general screening tool. Ask a doctor or travel clinic about your own risk and prevention before traveling to altitude.