Khunjerab Pass: Pakistan's Highest Border Crossing Explained

Where the Road Runs Out of Country

Khunjerab Pass sits at 4,693 meters above sea level, marking the border between Pakistan's Gilgit-Baltistan region and China's Xinjiang province. It's the highest paved international border crossing in the world and the final stretch of the Karakoram Highway before it becomes the G314 on the Chinese side. For most travelers, reaching Khunjerab isn't about crossing into China at all — it's about standing at one of the most extreme, dramatic points the KKH has to offer and turning back with a story.

The name itself carries a grim history. "Khunjerab" is often translated as "valley of blood," a reference to the bandit raids that historically targeted caravans crossing this high, exposed pass along the old Silk Road trade routes.

What the Drive Actually Looks Like

The journey up to Khunjerab from Sost, the last major town on the Pakistani side, climbs steadily through a landscape that gets progressively starker. Green disappears first, replaced by rock and scree, and eventually by a thin dusting of snow that can persist even in summer at the highest points. Along the way, it's common to see herds of yak grazing in the flatter sections, and if you're fortunate, glimpses of Marco Polo sheep or ibex on the surrounding slopes — Khunjerab National Park, which the pass sits within, was established partly to protect these species.

The air thins noticeably as you climb. Even travelers who feel fine at Hunza's elevation sometimes notice mild breathlessness or a dull headache at the pass itself, simply from the altitude.

Is the Border Actually Open to Cross?

This is one of the most common points of confusion for travelers. Khunjerab Pass functions as an active international border, and crossing into China requires a Chinese visa arranged in advance, along with adherence to specific opening dates and hours that can shift due to weather, political circumstances, or seasonal closures. For the vast majority of tourists, the realistic goal is to reach the Pakistani side of the pass, take in the views and the border marker, and return — not to actually cross into China.

Always check current entry requirements and border status before planning a crossing, as rules and seasonal closures change and are not something to assume based on outdated information.

Best Time to Visit Khunjerab Pass

The pass is only reliably accessible from May through October, with the winter months bringing heavy snow that closes the road entirely.

• June to August offers the most stable weather and the highest likelihood of clear mountain views, though summer afternoons can still bring sudden cloud cover at this altitude.
• September brings cooler, crisper air and often some of the clearest visibility of the year, alongside the beginning of autumn color lower down the valley.
• Even in peak summer, expect near-freezing temperatures at the pass itself, especially early morning or if wind picks up.

How to Reach Khunjerab Pass

• From Sost: The final and most common starting point, roughly a 2-hour drive to the pass along a well-maintained section of the KKH.
• From Hunza (Karimabad/Aliabad): Figure on 4–5 hours total driving time to reach the pass, making it feasible as a long day trip if you're based in Hunza, though an overnight stay in Sost or Passu breaks up the journey more comfortably.
• From Gilgit: A full day's drive, typically split with an overnight stop in Hunza on the way.

A private jeep or car hired locally is the standard way to make the trip; shared vans running toward Sost can also drop travelers near the turnoff, though a dedicated vehicle gives more flexibility for photo stops.

Things to Do Along the Way

• Stop at Khunjerab National Park's lower checkpoints to scan for wildlife, particularly early morning.
• Photograph the border marker at the pass itself, one of the most recognizable "top of the world" photo spots on the KKH.
• Visit Sost, the last town before the border, worth a walk for its old Silk Road trading post atmosphere.
• Stop at Khunjerab Lake, a small high-altitude lake near the pass, often overlooked by travelers rushing to the border marker itself.

Local Tips

• Dress in real layers — temperatures at the pass can be dramatically colder than in Hunza just a few hours south.
• Carry your CNIC or passport; this is a sensitive border area and identification checks are routine at checkpoints along the way.
• Fuel up in Sost or earlier; options thin out heading toward the pass.
• Altitude can affect people differently regardless of fitness level — take it slow if you feel unwell and avoid overexertion at the pass itself.
• Mobile signal becomes unreliable well before you reach the border.

Nearby Attractions

• Sost Dry Port – Pakistan's northernmost trading post, an interesting stop for a sense of cross-border trade history.
• Khunjerab National Park – worth a slower drive through for wildlife spotting.
• Passu Cones and Passu Glacier – roughly an hour and a half back down the KKH, a worthwhile stop on the return journey.
• Attabad Lake – further south along the highway, an easy addition if you're combining this with a broader Hunza itinerary.

Frequently Asked Questions

Can foreign tourists visit Khunjerab Pass? Yes, the pass on the Pakistani side is open to tourists during the operating season, though it's worth checking current permit or checkpoint requirements before traveling, as rules can be updated.

How cold does it get at the pass? Even in summer, temperatures often hover near freezing, and wind chill can make it feel significantly colder — warm layers are essential regardless of season.

Is altitude sickness a concern here? At nearly 4,700 meters, mild symptoms like headache or shortness of breath are common even for otherwise healthy travelers; staying hydrated and avoiding overexertion helps, and anyone with severe symptoms should descend.

Can I see China from the pass? Yes, the border marker and viewpoint offer a direct look into the Chinese side of the pass, with the road visibly continuing into Xinjiang.

Conclusion

Khunjerab Pass isn't a place you visit for comfort — it's cold, thin-aired, and a long drive from anywhere. But standing at the highest paved border crossing on earth, with the Karakoram Highway trailing off toward China behind you, is one of those experiences that makes the entire KKH journey feel complete. Build in a full day, dress warm, and treat the drive itself as part of the destination.