21 days
Trip Level
Min 2 person
Group Size
5177 m

The Lumba Sumba Pass Trek is a new trek that has only recently been discovered. It starts at Kanchenjunga Conservation Area and ends at Makalu Barun National Park, home to diverse flora and fauna. So if you have a long holiday, it is possible to explore the Kanchenjunga Base Camp and the Makalu region in one trip. The trekking trail is famous for its breathtaking Himalayan scenery, as well as its diverse ethnic groups and rich cultural aspects.

The hidden alpine valley crossing over the Lumba Sumba Pass gives us an extraordinary wilderness and mountain experience. The wilderness experiences of the mountain, no settlements were found during the trek of several days along the path to Lumba Sumba Pass. The Lumba Sumba Pass trekking goes through the Kanchenjunga Base Camp Trek route that fires up your adrenaline. It takes a trail to the west from Mount Kanchenjunga since it passes through the remote villages and alpine pastures in eastern Nepal.

Besides that, it leads us to Chyamtang bordering Kanchenjunga Conservation Area and Makalu Barun National Park. Finally, we arrive at Num, the ending point of the trip. Afterward, taking a bumpy road to Tumlingtar to make an airstrip to Kathmandu. Apart from natural beauty, the Lumba Sumba trekking trails also aspects the Buddhist shrines like Stupas, Chhortens, monasteries, temples, and mani walls.

Lumba Sumba Pass Trek: Quick facts

Lumba Sumba Trek: At a Glance
Trek Duration 17 days
Max. Altitude  5177 Meters
Trek Difficulty Strenuous
Trek Style Camping
Trek Starts/Ends Taplejung/Tumlingtar
Highlights of the Lumba Sumba Trek
  • Connecting with Mount Kanchenjunga and Mount Makalu following the GHT trails.
  • Untouched by modernization, newly opened pure adventure.
  • Diverse landscapes, really admirable, and wilderness experience.
  • Trekking into the Kanchenjunga Conservation Area and Makalu Barun National Park allows you to explore the rare flora and fauna.
  • Habitat for endangered species such as the elusive Snow Leopard and Red Panda.
  • It is a complete camping experience with experienced trekking teams.

Outline Itinerary

Days Itinerary Altitude in Meters Distance
1. Fly to Bhadrapur, then drive to Ilam. 4h00
2. Drive to Taplejung, then trek to Mitlung 909 3h00
3. Mitlung to Chhiruwa 1246 6h00
4. Trek to Lelep 1690 6h00
5. Lelep to Ela Danda 2050 6h00
6. Trek to Selep Kharka 2525 6h15
7. Selep to Olangchung Gola 3210 5h00
8. Trek to Upper Langmale 3895 6h00
9. Langmale to Pass Camp 4750 6h00
10. Trek to Chauri Kharka via Lumba Sumba Pass (5177 m) 4595 6h00
11. Chauri Kharka to Thudam 3500 6h00
12. Thudam to Kharka 2877 6h00
13. Trek to Chyamtang 2230 6h00
14. Chyamtang to Hatiya 1580 5h00
15. Trek to Hendangna Dadi 1180 6h00
16. Hendangna Dadi to Num then drive to Khandbari 1080 6h30
17. Fly back to Kathmandu from Tumlingtar.
Customize Your Holiday?

Tailor your holiday with help from a local travel specialist that matches your requirements.

Permits and Regulations

Nepal is a diverse destination where travelers explore from the sub-tropical to alpine climatic zones. Likewise, Lumba Sumba Trek is also one of the most varied trekking destinations in Eastern Nepal. All other restricted area treks in Nepal, Lumba Sumba Trek, expand through Kanchenjunga and Makalu’s restricted area. So, having those permits while trekking in Lumba Sumba Pass is compulsory.

  1. Kanchenjunga Special permit
  2. Kanchenjunga Conservation Area
  3. Makalu Barun National Park
  4. Restrict area permit for Sangkhuwasabha District.

Day 1: Arrival day (1,300 m)

Upon arrival at Kathmandu, you will greet and welcome by our agency’s representative in front of Arrival gate with Display board of Himalayan Exploration Treks then transfer to your Hotel.

Day 2: Free day and trek preparation.

During the free day in Kathmandu, you may have a chance to visit heritage site of Kathmandu valley, followed by pre-trip departure meeting regarding upcoming trekking peak climbing where you meet trek guide and others team members. They will brief you about the team formation, equipment and nature of peak climbing and others necessary information

Day 3: Flight to Bhadrapur and drive to Ilam.

We will take a flight to Bhadrapur hot and humid Bhadrapur near India Border and drive to Ilam nice and peaceful tea garden stay overnight at Guest House.

Day 4: Drive to Taplejung and continue to Mitlung 909 m.

Drive toward a high eastern way to Taplejung and after Taplejung recently build dirt road to Chiruwa via Mitlung.

Day 5: Mitlung – Chhirwa (1246 m) 6h00 walk.

The second day of the trek also continue to the bank of Tamor River with an easy walk to Furumba then pretty climb up then descend to Siwa bazaar. The trail leads uphill till checkpoint of Kanchenjunga Conservation then gradually descends to Chhiruwa.

Day 6: Chhiruwa – Lelep (1690 m) 6h00 walk.

The trek leads along the bank of Tamor River encountering several villages and forests to get Tapethok. It is a pretty easy walk to Pembu then upstream to Lalep.

Day 7: Lelep – Ela Danda (2050 m) 6h00 walk.

As usual as another day, the trek follows along the bank of Tamor River through the dense forest that offers good habitat for wildlife. And cross a suspension bridge then climb up through the Pine forests till reach a monastery. Then, the trail gradually climbs up to Gowatar with few settlements. Then continue to walk to the bridge to cross the Tamor River then climbs up to Ela Danda.

Day 8: El Danda – Selep Kharka (2525 m) 6h00 walk.

Start trek easy walk along the forest of rhododendron till bridge and crossing it. The trek goes dense forest of Bamboo which inhabitant of Red panda often can be seen path itself. The trek passes through the Rhododendron forest. It appears big landslide on the way and needs to be careful while crossing it. And continue to walk to Selep Kharka.

Day 9: Selep Kharka – Olangchulg Gola (3210 m) 5h00 walk.

The trail is a fascinating walk along the bank of Tamor River leads to Jongim a flat place surrounded by snow-capped hills. And continue walking through the rhododendron forest take to the suspension bridge and climbs up to Ratamate village. The place is popular as the habitat of red panda once often can be seen on the path. The trail leads continue to Olangchung Gola passing by the waterfall. Olangchung Gola is the border with Tibet.

Day 10: Olangchung Gola – Upper Langmale (3895 m)

This is an eventual settlement after that no more settlement; its complete wilderness for next three days passing through the rhododendron forest with snowy trail brings to upper Langmale.

Day 11: Upper Langmale – Pass Camp (4750 m) 6h00 walk.

It can be an exciting walk along the snowy track and no human being and settlement. There is a possibility to sight the snow leopard. And continue walking through the barren lands to Pass Camp.

Day 12: Pass Camp – Chauri Kharka (4595 m) 7h00 walk.

This is the most difficult and rewarding day of the trek. The trek goes to Lumba Sumba Peak (5200 m). The trail takes bit up and down, a long day walk to get peak then descend to Chaurikharka.

Day 13: Chauri Kharka – Thudam (3500 m) 6h00 walk.

The trail goes downhill and comes back to civilization after the exhausting walk for three days in the wilderness continue to Thudam village close to Tibet border.

Day 14: Thudam – Kharka (2877 m) 6h00 walk.

The trail leads along the bank of Chujung Khola and offers a majestic view of Makalu. Finding water sources along the trail is difficult. And continue to walk to Kharka.

Day 15: Kharka – Chyamtang (2230 m) 6h30 walk.

This is a bit confused in the dense forest of rhododendron because there are villages and numerous side trails in the forest. And continue to walk to Kimathanka then downhill to Arun River. After crossing a bridge climbs up to Chyamtang.

Day 16: Chyamtang – Hatiya (1595 m) 6h00 walk.

The trail enters to Arun valley which is popular for species of birds. As we walk along the forest tweeting of birds that makes refreshed. And continue to walk to Glimber village that offers the glimpse of Makalu range. And easy long walk to Hatiya. It is an entry Point of Makalu National Park.

Day 17: Gola – Hedangna Gadi (1180 m)

This is a delightful walk in the low land with a short climb and descends through the paddy fields and villages along the whole trail. Finally get Gadhi. Gadhi is a historical place where the Nepal Army fought against Tibet during Nepal land Tibet war.

Day 18: Gadhi – Num and drive to Khandbari (1020 m) 2h30 walk, 4h00 drive

Today is last day of the trek just 30 minutes from Gadhi then catch a bus to Khandbari along the bumpy road.

Day 19: Tumlingtar – Kathmandu 1h00 flight.

Early morning take a flight to Kathmandu from Tumlingtar with spectacular views of the eastern mountain as well as Mt. Everest and its ranges.

Day 20: Free day in Kathmandu.

You will have a whole day as free, rest and visit.

Day 21: Final departure

You will be transfer to airport 3 hours before your scheduled flight to your home country
DEPARTURE/RETURN LOCATION Tribhuwan International Airport
DEPARTURE TIME Please enter not less than 3 hours before the flight.
All domestic flight, Hotel/Airport transfer
Accommodations in Kathmandu with breakfast
All accommodations in tents and all meals during the treks
All necessary documentation and permits
All ground transportation (as per mention in itinerary)
Professional guide and porters
A First Aid Kits
Applicable Government Taxes
International Airfare
Nepal Visa fee (advice to take accurate amount)
Meals in Kathmandu (except breakfast)
Personal Expenses e.g. phone calls, laundry, bar bills & extra porters
Travel Insurance
Guide and Porter gratuity

Rates are quoted for the particular product at the time of quotation and these prices may vary at any time subject to change without prior notice due to currency fluctuation, fuel prices and/or unforeseen economic circumstances. All prices published on our websites are set as low as possible. But we guarantee our prices which have already signed up for your tour. Please Contact us to Get a custom quote.

No, you are not allowed to drink water from the direct tap or streams on the Lumba Sumba Trek. But you can also use a purifier or SteriPen. It is expensive to buy water (maybe ten times the cost of purchasing water in Kathmandu).
Be conscious. This trek will be over 3500 m in elevation. The possibilities of having an altitude illness usually begin at this altitude. But to prevent this, we have planned the itinerary to give you time to acclimatize as much as possible.
There’s nobody who’s going to suffer from altitude sickness. The younger and fitter people do not experience high altitude illnesses when they feel older and less fit. It’s not related to fitness or age. Speak to your private practitioner. Prescription medicines are available to help avoid the symptoms of altitude sickness. But go gently and listen to the body and be mindful of any changes and listen to your guide if he thinks that you have symptoms (which might not be apparent).
We will be able to collect your travel insurance policies and details before your trip. In case of emergency, we will be able to coordinate with your insurance company and helicopters company for emergency evacuation.
There is no doubt only be a First aid. We take a first-aid kit on every trip. We always advise you to make your own. Here’s a checklist of items you can bring, recommended. Vaccinations are not compulsory in Nepal; however, we suggest that you keep this checklist if necessary.
Yes, we only provide insurance to our staff. We recommend that you purchase insurance in your home country. Note: Insurance should cover medical and emergency evacuation.
No. The trails are well-known. You will not need crampons if you are not traveling in the mid-winter. Instead of the crampons, bring non-technical, lightweight spikes, are less costly and suit any shoe size.
No, we do not need tents or mattresses. There are tea houses along the trek.
When you forget something, it may be complicated to find something here. Check here for a detailed packing list for (general) trekking in Nepal. If you’re not a regular hiker, you can rent most of Nepal’s trekking equipment upon your arrival.
Anything you do not want for the trip can leave at our office or your hotel. We recommend that you make sure your bag is lockable.
Generally, we use local guides. Our guides have been numerous times on each trek to the relevant areas. All are qualified, competent, versatile, and certified licensed guides with the Government of Nepal.
If you use a porter, there are two advantages:
1. You can enjoy your trek entirely without carrying a heavy backpack.
2. Another is to increase the local communities’ income.
A porter can carry an average of 20 kg with his or her bag so that they can carry up to 16 kg of your equipment and gears. But we provide a backpack for them.
Yes, of course. We ensure that our staff is well insured.
Lumba Sumba pass trek
Beautiful scenery of Lumba Sumba trek
magnificent view of Kanchenjunja
Natural beauties
Kanchenjunga to Makalu trek

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