SINCE 1997 · HIMALAYAN SPECIALISTS

SEA TO
SUMMIT
TREKKING.

Expert-guided treks through Nepal's most extraordinary landscapes. Fully customisable routes, accommodation, and transport since 1997.

27+
YEARS EXPERIENCE
4,800+
HAPPY TREKKERS
100+
TREK ROUTES
100%
SAFETY RECORD
OUR BIGGEST ACHIEVEMENT

THE GREAT HIMALAYAN TRAIL

Our guides have completed the full Great Himalayan Trail across Nepal -- an unbroken high-altitude route running the entire length of the country, east to west, linking the foot of the world's tallest peaks.

Tap any mountain, lake, or city to view its details

EXPLORE INTERACTIVE GHT ROUTE ↗
1,700km
TOTAL DISTANCE
150+
DAYS END-TO-END
8
MAJOR MOUNTAIN RANGES CROSSED
EAST-TO-WEST MASTER ROUTE · 144-DAY TRAVERSE

THE 3 GHT EXPEDITION PHASES

A unified 144-day master continuous journey across the high Himalayas of Nepal, divided into three self-contained expedition phases. Select any phase below to explore its full day-by-day itinerary, passes, and bespoke expedition logistics.

⏱ Total Duration 144 Days (Full Traverse)
🧭 Direction Strict East → West
📍 Eastern Start Suketar (Taplejung)
🏁 Western Terminus Simikot (Humla)
⛰ Highest Elevation Nyingma Gyanzen (5,563m)
⚑ 5,000m+ Passes 11 Technical Passes
🗺

Planning the Full 144-Day Master Traverse?

We orchestrate complete continuous traverses or custom multi-phase combinations with certified liaison officers, expedition logistics, high-altitude gear drops, and statutory restricted permits.

BEYOND THE TRAILS

POPULAR TOURS

Kathmandu Valley Cultural Tour
Cultural Immersion
Easy
Kathmandu Valley · Nepal

Kathmandu Valley Cultural Tour

⏱ 4 days ★ 4.7
From$450
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Chitwan Jungle Safari
Wildlife
Easy
Chitwan National Park · Nepal

Chitwan Jungle Safari

⏱ 3 days ★ 4.6
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WHY SEA TO SUMMIT TREKKING

BUILT FOR THE
SERIOUS TREKKER

FULLY CUSTOMISABLE

Choose your hotel tier, transportation, group size, and dates. Build your ideal expedition.

EXPERT LOCAL GUIDES

All guides are certified, English-speaking, and from the trekking regions themselves.

SAFETY FIRST

Altitude monitoring, satellite communication, and comprehensive emergency evacuation plans.

Himalayan mountains
WHAT TREKKERS SAY

GOOGLE REVIEWS

4.8 ★
621 Google reviews
Sarah Mitchell
Sarah Mitchell
★★★★★

Our guide knew every switchback of the Annapurna Circuit and somehow still made every day feel fresh. Genuinely the best-organised trek I have ever done.

November 2025
Daniel Osei
Daniel Osei
★★★★★

Booked Everest Base Camp through Sea to Summit and they handled every detail, from the Lukla flight to altitude monitoring. Would book again in a heartbeat.

October 2025
Priya Nair
Priya Nair
★★★★☆

Langtang Valley was stunning and the teahouses were better than expected. Only reason it is not 5 stars is the WiFi on day 2 was patchy -- not their fault!

September 2025
Tomas Novak
Tomas Novak
★★★★★

Fully customised our Manaslu itinerary around a tight schedule and it went off without a hitch. Professional, safety-first, and genuinely warm people.

August 2025
SEE ALL REVIEWS ON GOOGLE →

READY TO
SUMMIT SOMETHING?

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