Bac Sum Pass – 5 must-stop highlights

The Bac Sum Pass serves as the gateway to the scenic wonders of the renowned Ha Giang Loop in Vietnam. Located just an hour's drive from Ha Giang City, this captivating mountain pass offers you a preview of the stunning landscapes and cultural highlights that await you on the rest of the loop.
In this guide:

Bac Sum Pass on the Ha Giang Loop

The Bac Sum Pass is often the first mountain pass you’ll encounter on the iconic Ha Giang Loop. Located approximately 30 km from Ha Giang City and just an hour’s drive away, this pass serves as an awe-inspiring introduction to the scenic vistas that await you further along the loop. Though the landscapes only get more dramatic as you progress, Bac Sum Pass offers its own unique set of highlights that make it more than just a mere appetizer for the journey ahead.

Highlights of the Bac Sum Pass

1. Minh Tan Stream

Situated at the base of the Bac Sum Pass, Minh Tan Stream provides a refreshing spot for travelers to take a dip and cool off, especially during the hot days. Though it’s relatively close to the starting point of the loop, it could serve as an ideal location to unwind either at the beginning or the end of your adventure, given it’s only a 45-minute drive back to Ha Giang City.

2. Bac Sum Pass Viewpoint

Bac Sum Pass viewpoint in Ha Giang

As you ascend along the well-maintained road, you’ll be treated to numerous eye-catching vistas. Near the summit, there’s a restaurant featuring an excellent viewpoint where you can pause for a drink and absorb the breathtaking scenery. Alternatively, there are plenty of spots along the route where you can safely pull over to capture some memorable photographs.

3. Tham Luong Cave

Tham Luong Cave in Ha Giang

For cave enthusiasts, a slight detour to Tham Luong Cave could be rewarding. Though not particularly extraordinary, the cave does require a bit of stair-climbing and offers a glimpse into a charming, rural setting. If you’re tackling the loop in 3 or 4 days, it might be best to skip this attraction. However, those on a 5-day itinerary could find it worth the minor detour.

4. Hoa Tam Buckwheat Flower Fields

Hoa Tam Buckwheat Flower Fields in Ha Giang

Immediately after crossing Bac Sum Pass, you’ll arrive at Hoa Tam, known for its stunning Buckwheat Flower Fields. The ideal time to witness this spectacle is from late September to December. The blossoming fields present a perfect backdrop for photography and a unique botanical experience.

5. Heaven’s Gate and Twin Mountain

View from atop Quan Ba Heaven Gate (Quan Ba Pass) along the Ha Giang Loop in Quan Ba District

Following Bac Sum Pass, the next significant pass is the Quan Ba Pass, commonly referred to as Heaven’s Gate. This subsequent pass offers even more striking panoramic views. Additionally, don’t miss the fascinating Twin Mountain, comprising two identical, rounded peaks situated side by side.

How to Get to Bac Sum Pass

Location

The Bac Sum Pass is situated in the Vi Xuyen District, a part of Ha Giang Province, and is easily accessible as it lies directly along the Ha Giang Loop. Your transportation options include self-driving a motorbike, riding pillion on a motorbike, or opting for a car journey.

From Hanoi to Ha Giang

To kick off your adventure, you’ll first need to travel from Hanoi to Ha Giang. This journey takes about 6 to 7 hours and can be accomplished either by sleeper buses during the night or by limousine buses and cars during the day.

From Ha Giang to Bac Sum Pass

Once in Ha Giang, follow the primary highway QL4C, which forms part of the loop, leading you directly over the Bac Sum Pass. It’s roughly a one-hour drive from Ha Giang City.

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