Is there a direct train?

No, there is no direct train between Naharlagun and Udalguri.

What is the best road?

NH 15 is the primary and most reliable road for this route.

Yes, private taxis are easily available at Naharlagun taxi stand.

Is it safe for tourists?

Yes, the route is generally safe during daylight hours.

How long is the drive?

The drive typically takes 7 to 8 hours.

Bus Driving

Naharlagun to Udalguri

Updated: 22 May 2026

The journey from Naharlagun to Udalguri covers approximately 240 km through the scenic plains of Assam. You will primarily travel via NH 15, passing through towns like North Lakhimpur and Biswanath Chariali. The route is best navigated by private taxi or state-run ASTC buses. Expect a travel time of 7 to 8 hours depending on road conditions near the border. This route offers a transition from the hilly terrain of Arunachal to the lush tea gardens of Udalguri.

Total Distance: 240 km by road, 185 km air distance.

Fastest Way

Private taxi takes 7 hours, providing the most direct route.

Cheapest Way

ASTC Bus, costing around 800 INR, is the most economical option.

Compare Naharlagun to Udalguri Routes

	Bus Connecting	Driving Direct
Duration	9 hours	7 hours
Avg Price	600-900 INR	3000-4500 INR
Operator	ASTC	Private Taxi
Route	Naharlagun to Tezpur, then local bus to Udalguri.	NH 15 via North Lakhimpur and Biswanath Chariali.
Tip	Check the ASTC counter at Naharlagun ISBT for daily schedules.	Start early at 5 AM to avoid heavy truck traffic on NH 15.

Travel Tips

Permits
Ensure you have your ILP if you are entering Arunachal Pradesh from Assam.
Connectivity
Mobile network can be patchy in remote stretches of NH 15.
Fuel
Refuel in major towns like Biswanath Chariali as petrol pumps are sparse in rural areas.
Language
Assamese is widely understood, but carrying a translation app is helpful.
Clothing
Carry light woolens even in summer as evenings can get chilly.