How long does it take to travel from Siwan to Lachen?

By train: approximately 10 hrs 47 min. By road: approximately 9 hrs 24 min.

Siwan to Lachen: 448 km | Travel Routes

Q: What is the distance from Siwan to Lachen?

The aerial distance from Siwan to Lachen is approximately 448 km (278 miles). By road, the distance is approximately 701 km.

Q: What is the best way to travel from Siwan to Lachen?

Train is the most comfortable option at approximately 10 hrs 47 min. Buses take about 14 hrs 1 min and are the most affordable.

Siwan

Bihar

Lachen

Sikkim

448 km

aerial distance (straight line)

278 miles · Road distance: ~701 km (via road)

🗺 Route map

701 km

Road distance

9 hrs 24 min

Drive time

448 km

Aerial distance

Route data via OpenStreetMap

How to get from Siwan to Lachen

✈

By Flight

1 hrs 21 min

Patna (PAT) → Bagdogra (IXB) (nearest airports)

Search Flights

🚆

By Train

10 hrs 47 min

701 km · Multiple daily trains

View Trains

🚌

By Bus

14 hrs 1 min

701 km · AC/Non-AC available

Search Buses

🚗

By Car

9 hrs 24 min

701 km via highway

Quick facts

Aerial distance

448 km (278 mi)

Road distance

~701 km

Recommended

Train (10 hrs 47 min)

Most affordable

Bus

📍 Siwan to Lachen distance overview

The straight-line distance from Siwan to Lachen is approximately 448 km (278 miles). By road, the distance increases to about 701 km due to terrain, highways, and road networks connecting Bihar to Sikkim.

448 kmAerial distance

~701 kmBy road

10 hrs 47 minTrain

✈️ Reaching Lachen by air

No direct airport

Lachen does not have its own commercial airport. The nearest airport is Bagdogra (IXB). Fly to the nearest airport and continue by road or rail.

Search Flights to Nearest Airport

🚆 By train — Siwan to Lachen

10 hrs 47 min ~701 km Multiple daily trains

Indian Railways connects Siwan and Lachen with multiple daily services. The journey takes approximately 10 hrs 47 min. Rajdhani and Shatabdi express trains are faster, while mail and passenger trains make more stops but cost less.

AC 2-Tier (2A)Curtained berths, comfortable

AC 3-Tier (3A)Popular, good value

Sleeper Class (SL)Budget, non-AC

Book in advance through IRCTC, especially during festivals and holidays when seats fill up quickly.

Check Trains on IRCTC

🚌 By bus — Siwan to Lachen

14 hrs 1 min ~701 km Most affordable

Bus travel is a popular and affordable option for the Siwan to Lachen route. The journey takes approximately 14 hrs 1 min covering ~701 km. Both government and private operators service this route.

Volvo ACPremium comfort, reclining seats

AC SleeperFull-length beds, ideal for overnight

AC SeaterAir-conditioned, mid-range

Non-ACBudget-friendly, frequent service

Night buses are popular for this distance — travel while you sleep and arrive fresh at your destination.

Search Siwan to Lachen Buses

🚗 By car — Siwan to Lachen

9 hrs 24 min ~701 km

A road trip from Siwan to Lachen covers approximately 701 km and takes around 9 hrs 24 min. Start early to make the most of daylight hours.

💡 Travel tips for Siwan to Lachen

📅

Book early
Book trains 2-3 weeks in advance during peak season (Oct-Mar) for better prices and availability.

🌧️

Check weather
Avoid monsoon (Jun-Sep) for road trips. Road conditions can deteriorate and flights may face delays.

💳

Carry valid ID
Aadhaar, Passport, or Voter ID is required for train travel and recommended for bus journeys.

💤

Plan rest stops
For drives over 9 hrs 24 min, plan overnight halts. Fatigue driving is dangerous on Indian highways.

🅞️ Weather in Lachen

Powered by Open-Meteo

🔗 Useful travel resources

For official travel information, regulations, and booking services:

IRCTC — Indian Railway Catering and Tourism Corporation — Book train tickets online

Airports Authority of India — Airport information and flight status

DGCA — Directorate General of Civil Aviation — Indian aviation regulator

Incredible India — Official tourism portal of India

Frequently asked questions

What is the distance from Siwan to Lachen? ▼

The aerial (straight-line) distance from Siwan to Lachen is approximately 448 km (278 miles). The road distance is approximately 701 km, which takes about 9 hrs 24 min by car.

What is the best way to travel from Siwan to Lachen? ▼

The most comfortable option is by train, taking approximately 10 hrs 47 min. Buses take about 14 hrs 1 min and are the most affordable. Lachen doesn't have a major airport — the nearest is Bagdogra (IXB).

Are there buses from Siwan to Lachen? ▼

Yes, multiple bus operators run services on the Siwan to Lachen route. The journey takes approximately 14 hrs 1 min. You can search and book bus tickets on FareEagle with AC Sleeper, AC Seater, and Non-AC options.

How long does the train take from Siwan to Lachen? ▼

The train from Siwan to Lachen takes approximately 10 hrs 47 min. Express trains are faster while passenger trains make more stops. Check train schedules and availability on IRCTC.

Can I book Siwan to Lachen travel on FareEagle? ▼

Yes! FareEagle lets you compare and book bus tickets, and hotels for the Siwan to Lachen route. Compare prices across operators, get instant confirmation, and enjoy transparent pricing with no hidden charges.

Routes from Siwan

Siwan to Lachen Distance & How to Reach