Vietnam Highlands Trail by UTMB - 100K LANGBIANG^® 2027

January 9, 2027

Distance

103.4 km

Elevation gain

5186 m

This page is generated independently by RAVIT. RAVIT is not affiliated with UTMB Group SAS, the race's official organizer.

Download the GPXVersion from October 24, 2026, updated by RAVITOfficial race website

Course weather at your time of passage

The forecast arrives five days before the start.

Here you'll find the elevation profile, an estimated finish time based on your UTMB® Index and details of the 11 aid stations to plan your nutrition and hydration segment by segment.

What's your time based on your UTMB®?

Times estimated by the RAVIT model, learned from real ultra-trail finish times. Enter your UTMB® Index (utmb.world) to get a personalized estimate.

Predicted race time based on your UTMB Index®

UTMB Index®

Normal day

⚡ Calculated estimate — no official results yet

Source

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Cut-off times and crew - Vietnam Highlands Trail by UTMB - 100K LANGBIANG® · 2027

103 km race checkpoints: kilometers, elevation, crew, cut-off time and access
Aid station	Cum. km	Cum. D+	Seg. km	Seg. D+	Seg. D-	Crew	Cut-off
Pine Forest	13.2	476 m	13.2	476 m	336 m	Allowed	Sat 06:00 AM
Langbiang	23.2	1,354 m	9.9	878 m	578 m	Allowed	—
Suoi Vang Lake	33.0	1,557 m	9.9	203 m	635 m	Allowed	Sat 11:00 AM
Da Nghit	40.7	1,950 m	7.7	393 m	391 m	Allowed	—
Hoa Son	52.8	2,424 m	12.1	474 m	571 m	Allowed	Sat 03:30 PM
Maple Left	65.3	3,027 m	12.5	603 m	597 m	Allowed	Sat 07:00 PM
Lam Ha Basecamp	72.1	3,318 m	6.8	291 m	365 m	Allowed	—
Elephant Hill	80.0	3,800 m	8.0	482 m	558 m	Forbidden	Sat 11:30 PM
Pinhatt Em	92.2	4,653 m	12.1	853 m	459 m	Forbidden	Sun 04:30 AM
Maple Leaf	100.2	5,077 m	8.1	424 m	676 m	Forbidden	—
Finish	103.4	5,185 m	3.2	108 m	111 m	—	Sun 08:00 AM

Updated on 10/24/2026 by RAVIT

Data from the official race rules, checked for every edition. The race rules prevail. Positions are interpolated along the GPX track and are a guide, not official course marking.

What you'll find at each aid station

Aid station contents: products in rows, aid stations in columns
Product	Pine Forestkm 13.2	Langbiangkm 23.2	Suoi Vang Lakekm 33.0	Da Nghitkm 40.7	Hoa Sonkm 52.8	Maple Leftkm 65.3	Lam Ha Basecampkm 72.1	Elephant Hillkm 80.0	Pinhatt Emkm 92.2	Maple Leafkm 100.2	Finishkm 103.4
Water	available	available	available	available	available	available	available	available	available	available	available
Brand products	available	unavailable	available	available	unavailable	available	unavailable	available	unavailable	unavailable	unavailable
Hot meal	unavailable	available	unavailable	unavailable	available	unavailable	available	unavailable	available	unavailable	available

Updated on 10/24/2026 by RAVIT

La feuille de ton assistance pour Vietnam Highlands Trail by UTMB - 100K LANGBIANG® · 2027

Ton assistance peut te voir à ces postes. Ton plan RAVIT y met tes heures, ce qu'elle te tend et la route pour y aller.

Pine Forestkm 13.2
Langbiangkm 23.2
Suoi Vang Lakekm 33
Da Nghitkm 40.7
Hoa Sonkm 52.8
Maple Leftkm 65.3
Lam Ha Basecampkm 72.1

Recto, verso et planche d'étiquettes, en PDF : l'exemple d'une coureuse de l'UTMB.

Elevation profile

The course and its aid stations

Loading track…

GPX

ravit.live

Vietnam Highlands Trail by UTMB - 100K LANGBIANG®: times, aid-station stops and fuelling needs by UTMB® Index

Between a UTMB® Index of 500 and 800, the estimated finish time on this race runs from 19h41 to 11h50, and the aid-station stop budget from 1h07 to 0h22. The longer the race, the more stops weigh: this is time you should plan to spend standing still, not only running.

Source

Estimated time, stop time and fuelling needs on Vietnam Highlands Trail by UTMB - 100K LANGBIANG® by UTMB Index
UTMB® Index	Estimated time	Of which stops	Night hours	Carbs	Fluid	Sodium	Cut-off margin
500	19h41	1h07	5.7	1,181 g	13.8 L	9,845 mg	+9h19
550	17h54	0h54	4	1,074 g	12.5 L	8,954 mg	+11h06
600	16h20	0h44	4	980 g	11.4 L	8,166 mg	+12h40
650	14h56	0h37	4	896 g	10.5 L	7,468 mg	+14h04
700	13h46	0h31	4	826 g	9.6 L	6,887 mg	+15h14
750	12h43	0h26	4	763 g	8.9 L	6,358 mg	+16h17
800	11h50	0h22	4	710 g	8.3 L	5,915 mg	+17h10

Figures based on 60 g of carbohydrate, 700 mL of fluid and 500 mg of sodium per hour, "average" preparation and mild conditions (15–25 °C). Above 25 °C, count on roughly 900 mL/h and 700 mg/h. Carbohydrate intake is trained: 60 g/h is a floor, 90 g/h assumes a glucose-fructose blend and a gut used to it.

In the 2027 ranking

Vietnam Highlands Trail by UTMB - 100K LANGBIANG® is 103 km and 5,186 m of elevation gain, that's 155 km-effort: category XL, among 55 races in 2027. Its time limit of 29 h requires a minimum speed of 3.6 km/h: rank 8 out of 49 of the widest cut-off times in XL.

XL ultra-trails 2027: 155 to 209 km-effort

Similar effort in 2027

Transpyrenea - 100% Basque - Transpy 100K · 155 km-effort
MaXi-Race - Tour du lac d'Annecy · 157 km-effort
Ultra Trail des Vallees - UTDV 130 Km · 158 km-effort

Other trails worth preparing for

Sources and method

Time projection — times by UTMB Index are taken from the actual splits of runners in each level band on previous editions of this race, aid station stops included. No formula is used as long as these results exist.
Trail nutrition — hourly targets for carbohydrate, fluid and sodium follow the commonly accepted ultra-endurance guidance. La Clinique du Coureur — Fuelling in trail running
Course, aid stations and cut-offs — taken from the event's official rules, which prevail in case of any discrepancy. Official site — Vietnam Highlands Trail by UTMB - 100K LANGBIANG®

Weather for Vietnam Highlands Trail by UTMB - 100K LANGBIANG®

The weather for Vietnam Highlands Trail by UTMB - 100K LANGBIANG® will appear here as soon as the forecast models reach that date, around five days before the start: feels-like temperature, rain, snow, wind and storms, section by section and at your passage time.

Detailed weather for Vietnam Highlands Trail by UTMB - 100K LANGBIANG®, hour by hour on the course

Frequently asked questions

How many checkpoints?

Vietnam Highlands Trail by UTMB - 100K LANGBIANG® has 11 checkpoints: 10 aid stations and 1 water point. Details are in the two tables above.

What's the longest segment without aid?

The one leading to Pine Forest: 13.2 km and 476 m elevation gain. That's the one to load up for first.

How do I find the exact location of an aid station?

The Google Maps icon in the “Access” column opens the aid station's location: handy for planning your crew's routes.

What distance and elevation gain?

Vietnam Highlands Trail by UTMB - 100K LANGBIANG® is 103 km long with 5186 m of elevation gain.

How long to finish?

With a UTMB® Index of 600 (average runner), the estimated time is around 16h20 for Vietnam Highlands Trail by UTMB - 100K LANGBIANG®.

What's the weather forecast?

The weather for Vietnam Highlands Trail by UTMB - 100K LANGBIANG® will be published on this page around five days before the start, once the forecast models reach the race date. It will be detailed section by section: feels-like temperature, rain, snow, wind and storms.

Want to stack the odds in your favor for Vietnam Highlands Trail by UTMB - 100K LANGBIANG®?

In 2 minutes, RAVIT generates your complete plan: segment-by-segment time, carbs, water and sodium at every aid station, printable roadbook.

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Vietnam Highlands Trail by UTMB - 100K LANGBIANG® 2027