Annapurna I Expedition

Annapurna I — where raw Himalayan power meets fearless ambition.

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Expedition Overview

What is the Annapurna I Expedition?

Annapurna I (8,091 m / 26,545 ft) is the tenth-highest mountain on Earth and the deadliest of the fourteen 8,000-metre peaks, with a fatality rate of 13.42%. Known in Sanskrit as "the Goddess of the Harvest," it stands as the highest point of the 55-kilometre Annapurna range in Gandaki Province, central Nepal, within the Annapurna Conservation Area. On 3 June 1950, French mountaineers Maurice Herzog and Louis Lachenal became the first people to summit any 8,000-metre peak — a moment that changed mountaineering history forever. In all the decades since, fewer than 400 individuals have ever reached its summit.

The North Face is the only practical route for a guide-supported ascent. It follows the historic line of the 1950 French expedition, ascending from Base Camp at 4,200 m through four high camps via the North Annapurna Glacier. The defining objective hazard is the serac-filled corridor between Camps I and II, where more than 1,000 m of fixed ropes are required and all movement is strictly timed to pre-dawn hours to minimise avalanche exposure. Above Camp III at 7,300 m the Death Zone begins, and the final ridge push from Camp IV at 7,800 m demands the full technical skill set of an experienced high-altitude mountaineer.

The Annapurna Expedition 2027 by AltiPro Adventures is a 50-day full-board Spring expedition departing Kathmandu on 1 April 2027. Limited to a maximum of 8 climbers — the smallest group size across the AltiPro 8,000-metre programme — it requires a documented summit on at least one prior 8,000-metre peak. Each climber receives a dedicated 1:1 Climbing Sherpa, five oxygen cylinders, three structured acclimatization rotations, and full Expedition Doctor cover at Base Camp for the season.

8,091 m / 26,545 ft North Face — Standard Route ED — Extremely Difficult Annapurna Massif, Gandaki Province 50 Days Max 8 Climbers 1:1 Sherpa Ratio Spring 2027

Why this mountain

Why Climb Annapurna I?

Spring 2027 — The Best Season for Annapurna Climbing

AltiPro organizes Annapurna expeditions exclusively during spring (April–May) when the North Face has higher chances of avalanches due to fresh monsoon snow during autumn. Post-winter months, snow on glaciers is more stable, providing a safer route. During May, the jet stream goes northward giving narrow yet realistic chances of summit success.

Sharper Weather Planning

Summit window specific forecasting is organized every six hours using an exclusive high-altitude weather service. AltiPro analyzes these windows and waits for a consistent 48-hour forecast window prior to organizing the climb, rather than attempting the North Face during highly unpredictable conditions.

Advanced Oxygen Support

Each climber receives five 4-litre oxygen cylinders, a custom fitted summit mask, and a regulator. Oxygen use commences at Camp III (7,300m) and continues through the summit and descent. Backup oxygen bottles are provided at Camps III and IV ahead of the midnight push.

Smaller, More Focused Climbing Teams

Unlike mass-roster approaches, the 2027 Annapurna expedition involves a compact group of no more than 8 persons. Every climber receives one-on-one attention from a Climbing Sherpa right from Base Camp to the top. Smaller groups move quickly through avalanche-prone areas between Camps I and II and reduce congestion in icy sections.

Safety-Forward Climbing Structure

A climbing doctor is available at Annapurna Base Camp (4,200m) for the entire season with daily oxygen saturation monitoring. A Hyperbaric Chamber Bag is always prepared. All movements through potential avalanche zones occur during colder pre-dawn hours with meticulous risk assessment.

Where 8,000m Mountaineering Began

Annapurna I is not just a climb — it is the birthplace of 8,000-metre mountaineering. With fewer than 400 summits in history, standing on its top places you in a list far more exclusive than Everest. It is reserved for climbers who have already proven themselves above 8,000 m and are ready for the ultimate objective.

Route & Approach

North Face Route — Standard Route (8,091m)

The North Face route is the historical line first climbed by the French expedition in 1950 and the only practical route for a guide-supported ascent due to its direct yet high-consequence character. The key difficulties are concentrated in the serac-filled corridor between Camps I and II, where more than 1,000 m of fixed ropes are required and all passage is timed to the coldest pre-dawn hours. The approach follows the Kali Gandaki Gorge — the deepest gorge in the world — before branching north through the wild Miristi Khola canyon to Base Camp at 4,200 m.

Approach — Kali Gandaki & Miristi Khola Gorge

The approach trek follows the Kali Gandaki Gorge — the deepest gorge in the world, running between Dhaulagiri and Annapurna I. Departing the traditional circuit at Hum Khola, the route travels north through the wild Miristi Khola canyon for five days of natural acclimatization before reaching Base Camp at 4,200 m.

High Glacier Navigation — Base Camp to Camp I (4,200m → 5,500m)

Transition from Advanced Base Camp to higher camps involves crossing the North Annapurna Glacier — crevassed terrain and a threatening serac corridor. All risky passages are negotiated between 3:00 AM and 6:00 AM on fixed ropes.

Camp I — Lower North Face Glacier (5,500m)

Located above the lower glacier after initial exposure to crevassed terrain. The first overnight on the mountain, offering a first view of the scale of the upper North Face.

Camp II — Above the Serac Zone (6,500m)

The operational base for the upper mountain, positioned above the most hazardous zone of the expedition. A kitchen and dining area are set up here, providing an overview of the entire upper mountain.

Camp III — Upper Switchback Snowfields (7,300m)

A strenuous climb of snowfield traverses around the upper glacier seracs leads to the Death Zone threshold. Supplemental oxygen is required from this point onwards.

Camp IV — High Camp (7,800m)

The launching point for the final summit attempt, situated at the start of the summit ridge. A few hours of rest and hydration before departure into the night.

Summit Push — Camp IV to Annapurna I (8,091m)

Pre-midnight departure from Camp IV up the North Face upper ridge to the summit at 8,091 m — the elevation that marked the first ascent of any 8,000-metre peak in 1950. The free ascent of the summit ridge demands all technical skills. Descent takes 10–14 hours with continuous supplemental oxygen.

Acclimatization

Acclimatization Rotations

Three structured rotations build progressive exposure on the North Face before the summit bid. The five-day approach trek through the Kali Gandaki and Miristi Khola gorges provides the foundation before rotations begin from Advanced Base Camp at 4,900 m. The Expedition Doctor issues individual summit clearance after the third rotation.

1st Rotation — up to 5,500m

ABC → Camp I → ABC

4,900m → 5,500m / 16,076ft → 18,045ft

Initial glacier crossing on fixed ropes and confirmation of pre-dawn timing protocols. Overnight at Camp I on the North Face glacier before returning to Advanced Base Camp. O₂ review on return.

2nd Rotation — up to 6,500m

Camp I → Camp II → ABC

5,500m → 6,500m / 18,045ft → 21,326ft

Crossing the critical serac and crevasse zone in full expedition mode. First overnight above 6,000 m. Avalanche timing strictly managed. Return to Advanced Base Camp.

3rd Rotation — up to 7,300m

Camp II → Camp III → ABC

6,500m → 7,300m / 21,326ft → 23,950ft

First Death Zone exposure on the upper switchback snowfield. Supplemental oxygen available for this rotation. Return to Base Camp. Individual summit clearance begins with the Expedition Doctor.

Difficulty

How Difficult is the Annapurna I Expedition?

Annapurna I is graded ED (Extremely Difficult) and is widely considered the most dangerous 8,000-metre peak in the world, with a 13.42% fatality rate. Its primary difficulty lies in extreme objective hazards rather than purely technical climbing — the serac and avalanche corridor between Camps I and II demands rapid, pre-dawn movement with zero margin for delay. The upper North Face and summit ridge add technical free-climbing sections at extreme altitude. With fewer than 400 total summits in history, this is a peak reserved strictly for climbers with a proven 8,000-metre record.

Overall difficulty

10 / 10

Technical climbing

9 / 10

Physical demand

9 / 10

Altitude challenge

8.8 / 10

Remoteness

9 / 10

Annapurna I is never recommended as a first 8,000-metre objective. AltiPro requires a documented summit on at least one prior 8,000-metre peak — such as Manaslu or Cho-Oyu — before an application is considered. Proficiency in technical glacier travel, fixed-rope management, and Death Zone physiology is mandatory.

Best season

Best Season for the Annapurna I Expedition

AltiPro operates Annapurna I exclusively in the Spring season (April–May). Post-monsoon autumn snow on the North Face is less consolidated and increases avalanche risk, making spring the only viable window. The summit push is targeted for the second half of May, when the jet stream shifts north and weather windows are most reliable.

Jan

Feb

Mar

Apr

May

Jun

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Aug

Sep

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Nov

Dec

Ideal season Possible Not recommended

Spring (April–May): The only operating window. April covers the approach, Base Camp establishment, and early acclimatization rotations on the North Face glacier. May delivers the most stable conditions for the upper mountain and summit ridge, with the jet stream moving north by mid-month.

Cost & packages

Annapurna I Expedition Cost

Premium full-board package — all permits, 1:1 Sherpas, 5 oxygen cylinders, and Expedition Doctor included.

The AltiPro Annapurna Expedition 2027 covers 4-star Kathmandu accommodation, all transport, the complete permit package (Climbing Royalty, ACAP, TIMS), a 1:1 Climbing Sherpa ratio, five oxygen cylinders per climber, an on-site Expedition Doctor, and full high-camp infrastructure across four camps. International flights, personal gear, and summit bonuses are not included. Request a full quote from our expedition team.

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Detailed Itinerary

Click on each day to view details

Day	Program	Meals	Accom.
1	Arrival in Kathmandu (1,350m)	Dinner	Hotel
Arrive at Kathmandu Tribhuvan International Airport and transfer to a 4-star hotel. Welcome dinner and Annapurna Expedition 2027 briefing.
2	Kathmandu — Permits & Gear Check	Breakfast	Hotel
Permit processing covering the Annapurna Climbing Royalty, ACAP, and TIMS Card, alongside a full gear check and last-minute shopping in Thamel.
3	Drive Kathmandu → Pokhara (820m)	Breakfast / Dinner	Hotel
Approximately 6–7-hour drive to Pokhara. Hotel check-in beside Phewa Lake and evening team briefing.
4	Drive Pokhara → Beni → Tatopani (1,189m)	Breakfast / Lunch / Dinner	Lodge
Drive through Beni to Tatopani (3 hrs) and enter the Kali Gandaki Gorge. Hot springs at Tatopani.
5	Trek Tatopani → Ghasa (2,010m)	Breakfast / Lunch / Dinner	Lodge
Follow the Kali Gandaki Gorge — the world's deepest canyon — between Dhaulagiri and Annapurna. Approximately 5–6 hours of trekking.
6	Trek Ghasa → Dana → Hum Khola (2,060m)	Breakfast / Lunch / Dinner	Camp
Leave the main Annapurna Circuit trail at Hum Khola and enter the remote North Face approach corridor.
7	Trek Hum Khola → Miristi Khola (2,600m)	Breakfast / Lunch / Dinner	Camp
The gorge narrows dramatically and the Annapurna North Face opens in full view for the first time. Approximately 6 hours.
8	Trek Miristi Khola → Annapurna Base Camp (4,200m)	Breakfast / Lunch / Dinner	Tent
Arrive at the fully established AltiPro Base Camp on the North Annapurna Glacier moraine.
9	Puja Ceremony & Route Briefing	Breakfast / Lunch / Dinner	Tent
Puja ceremony at Annapurna Base Camp followed by a full route briefing, gear and oxygen checks, and O₂ baseline medical readings.
10	Acclimatization at Base Camp (4,200m)	Breakfast / Lunch / Dinner	Tent
Short acclimatization hike toward the glacier approach and the start of daily medical reviews.
11	Move Base Camp → Advanced Base Camp (4,900m)	Breakfast / Lunch / Dinner	Tent
Establish at Advanced Base Camp on the North Annapurna Glacier as the Sherpa team completes final camp infrastructure.
12 – 14	1st Rotation — ABC to Camp I (5,500m)	Breakfast / Lunch / Dinner	Tent
First acclimatization rotation: ABC to Camp I overnight on the North Face glacier, then return to ABC. First crevassed glacier section and serac zone assessment. O₂ review on return.
15 – 16	Rest at Base Camp / ABC	Breakfast / Lunch / Dinner	Tent
Expedition Doctor O₂ saturation review for all members. Sherpa teams ferry loads to Camps I and II.
17 – 19	2nd Rotation — Camp I to Camp II (6,500m)	Breakfast / Lunch / Dinner	Tent
Second rotation: navigate the serac and broken-glacier zone to Camp II overnight, then return to ABC. First 6,000m+ overnight. Avalanche timing strictly managed.
20 – 22	Full Rest at Base Camp	Breakfast / Lunch / Dinner	Tent
Medical checks and route condition assessment above Camp II. Summit weather pattern closely monitored.
23 – 25	3rd Rotation — Camp II to Camp III (7,300m)	Breakfast / Lunch / Dinner	Tent
Third rotation: Camp II to Camp III overnight on the upper switchback snowfield, then return to ABC. Death Zone threshold crossed. Individual summit clearance begins.
26 – 28	Full Rest at Base Camp — Summit Window Monitoring	Breakfast / Lunch / Dinner	Tent
Oxygen cache confirmed at Camps II, III, and IV. 48-hour summit weather window tracking begins.
29	Summit Bid — Base Camp to Camp I (5,500m)	Breakfast / Lunch / Dinner	Tent
Begin the summit push. Pre-dawn glacier section timed for cold temperatures.
30	Summit Bid — Camp I to Camp II (6,500m)	Breakfast / Lunch / Dinner	Tent
Move through the serac zone to Camp II. Rest and early sleep.
31	Summit Bid — Camp II to Camp III (7,300m)	Breakfast / Lunch / Dinner	Tent
Climb the upper switchback snowfield to Camp III. Supplemental oxygen active. Pre-summit briefing.
32	Summit Bid — Camp III to Camp IV (7,800m)	Breakfast / Lunch / Dinner	Tent
Move to the final high camp at the start of the summit ridge. Full oxygen in use. Pre-midnight rest.
33	Summit Day — Annapurna I (8,091m)	Breakfast / Lunch / Dinner	Tent
Pre-midnight departure from Camp IV up the North Face upper ridge to the summit of Annapurna I (8,091m / 26,545ft). Descend to Camp III or Camp II.
34	Descend to Base Camp — Summit Celebration	Breakfast / Lunch / Dinner	Tent
Full descent to Annapurna Base Camp. Post-summit celebration at AltiPro Café.
35 – 36	Rest, Recovery & Base Camp Cleanup	Breakfast / Lunch / Dinner	Tent
Rest and recovery days at Base Camp. Expedition equipment packed for the return journey.
37	Trek / Helicopter Base Camp → Tatopani or Hum Khola	Breakfast / Lunch / Dinner	Camp
Return journey begins — either by trekking or helicopter depending on operational conditions.
38	Trek or Drive to Pokhara (820m)	Breakfast / Lunch / Dinner	Hotel
Arrive in Pokhara. First hot shower and return to civilisation after weeks on the mountain.
39	Drive / Fly Pokhara → Kathmandu (1,350m)	Breakfast	Hotel
Return to Kathmandu and transfer to hotel.
40	Farewell Dinner & Summit Certificate	Breakfast / Dinner	Hotel
Annapurna I summit certificate presentation, farewell dinner, and full expedition debrief in Kathmandu.
41 – 50	Buffer Days — Weather & Logistics Reserve	Breakfast	Hotel
Buffer days held for weather delays, a second summit window, or road and helicopter disruptions.
51	Final Departure from Kathmandu	Breakfast
Transfer to Kathmandu Tribhuvan International Airport for onward international flights.

Services

Includes

✅ Annapurna I Climbing Royalty / Expedition Permit — issued by Ministry of Culture, Tourism and Civil Aviation (MoCTCA), Nepal
✅ Annapurna Conservation Area Permit (ACAP) — required for the Kali Gandaki Valley and North Face approach corridor
✅ TIMS Card (Trekker's Information Management System) — for the Beni–Tatopani approach corridor
✅ Garbage management and environmental deposit fee
✅ One official Nepal Government Liaison Officer for the full expedition duration
✅ Nepal government taxes and company service charges
✅ AltiPro Sherpa rope-fixing contribution — North Face route (C1–C3 fixed rope sections), no extra member charge

✅ Airport pick-up and drop for all international and domestic flights
✅ 4 nights 4-star hotel in Kathmandu (BB) — 2 nights pre-expedition, 2 nights post-expedition
✅ 1 night hotel in Pokhara (approach direction)
✅ Welcome dinner and farewell dinner in Kathmandu

✅ Road transport: Kathmandu ↔ Pokhara ↔ Beni (round trip) for all team members and expedition staff
✅ All expedition staff transport: Kathmandu – Annapurna Base Camp – Kathmandu
✅ Local porters: Beni to Annapurna Base Camp and back — all expedition loads
✅ Personal climbing equipment transfer: Kathmandu – Annapurna Base Camp – Kathmandu (60 kg per member)
✅ Full board accommodation at all teahouses and campsites during the approach and return
✅ Helicopter evacuation from Base Camp to Tatopani/Pokhara on return (if operationally required — included)

✅ Full expedition planning, coordination, and on-ground management
✅ Experienced Base Camp Manager and Head Sirdar on-site for the full season
✅ Pre-expedition briefing pack in Kathmandu
✅ One walkie-talkie per Climbing Sherpa and Expedition Leader during all climbing phases
✅ Daily professional weather forecast — 6-hourly Annapurna I summit-specific updates throughout
✅ Satellite phone at Annapurna Base Camp for emergency use (minimal per-call charge applies)
✅ Three freshly cooked meals per day (BLD) at Annapurna Base Camp — continental, Nepali, and international menu
✅ Fresh vegetables, meat, fruits, and juice restocked throughout the season
✅ Heated dining tent with tables and chairs at Base Camp
✅ AltiPro Café at Base Camp — coffee and bakery items served daily
✅ Private sleeping tent with mattress and pillow for every climber and staff member
✅ Generator for charging electronic devices at Base Camp
✅ Internet service at Base Camp (minimal charge)
✅ Expedition Doctor stationed at Annapurna Base Camp for the full climbing season
✅ Gamow Bag (portable hyperbaric chamber) on standby at Base Camp

✅ Sleeping tents at Advanced Base Camp and all high camps — Camps I, II, III, IV (2 members per tent)
✅ High-altitude food at all camps: muesli, porridge, noodles, rice, soups, dry fruits, chocolate, and snacks
✅ MSR stoves, cooking sets, EPI gas, shovels, and extra ropes at all high camps
✅ Common climbing equipment: fixed ropes (1,000m C1–C2 + 1,000m C2–C3), ice screws, snow pickets, and anchors

✅ One dedicated Climbing Sherpa per climber — 1:1 ratio, guaranteed from Base Camp to summit and back
✅ All Climbing Sherpa, cook, kitchen helper, and Liaison Officer wages and allowances
✅ Insurance for all Climbing Sherpas, cooks, Liaison Officer, and local porters
✅ Backup Sherpas on standby for substitution if required (extra charge if deployed)

✅ 5 oxygen cylinders (4-litre) per climber with personally fitted summit mask and regulator set
✅ 2 oxygen cylinders (4-litre) per Climbing Sherpa
✅ Emergency backup oxygen pre-positioned at Camp III and Camp IV before the summit push begins

✅ Helicopter and rescue team on standby — pre-arranged before departure from Kathmandu
✅ Puja ceremony at Annapurna Base Camp before climbing begins
✅ AltiPro expedition T-shirt and Annapurna I summit certificate

Excludes

❌ International flight tickets to and from your home country
❌ Nepal entry visa fee — obtainable on arrival at Kathmandu Tribhuvan International Airport
❌ Personal climbing gear, clothing, boots, and high-altitude equipment
❌ Personal satellite messenger device (Garmin inReach or similar)
❌ Lunch and dinner in Kathmandu and Pokhara except the included welcome and farewell dinners
❌ Personal expenses: drinks, laundry, telephone, and Wi-Fi at teahouses

❌ Travel, medical, and high-altitude helicopter rescue insurance (Min. USD 100,000) — mandatory for all participants

❌ Summit bonus: USD 2,000 per Climbing Sherpa and USD 500 for kitchen helpers — payable in cash at Base Camp after a successful Annapurna summit
❌ Tips for trekking guides and porters on the Kali Gandaki approach

❌ Extra costs due to personal baggage exceeding 60 kg
❌ Drone and special filming permit fees
❌ Costs incurred due to road delays, landslides, helicopter disruptions, or political situations