How long does it take to travel from Kathmandu to Siem Reap?

By flight: approximately 5 hrs 5 min. By road: approximately 63 hrs 1 min.

Are there flights from Kathmandu to Siem Reap?

Yes, you can book flights from Kathmandu (KTM) to Siem Reap (REP) on FareEagle. Flight time is approximately 5 hrs 5 min.

Kathmandu to Siem Reap Distance & How to Reach

Q: What is the distance from Kathmandu to Siem Reap?

The aerial distance from Kathmandu to Siem Reap is approximately 3,251 km (2,020 miles). By road, the distance is approximately 5,255 km.

Q: What is the best way to travel from Kathmandu to Siem Reap?

The fastest option is a flight (5 hrs 5 min). Trains take about 80 hrs 51 min and are more affordable.

Nepal to Cambodia · 3,251 km · Compare flights, trains, buses & driving

Kathmandu to Siem Reap distance: 3251 km (aerial), approximately 5255 km by road. By flight: ~5 hrs 5 min. By train: ~80 hrs 51 min. By road: ~63 hrs 1 min.

Fly from: Delhi Mumbai Bengaluru Hyderabad Chennai

Kathmandu

Nepal

Siem Reap

Cambodia

3,251 km

aerial distance (straight line)

2,020 miles · Road distance: ~5,255 km (estimated)

🗺 Route map

How to get from Kathmandu to Siem Reap

✈

By Flight

5 hrs 5 min

KTM → REP

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🚗

By Car

63 hrs 1 min

5,255 km via highway

Quick facts

Aerial distance

3,251 km (2,020 mi)

Road distance

~5,255 km

Recommended

Flight (5 hrs 5 min)

Most affordable

Train

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📍 Kathmandu to Siem Reap distance overview

The straight-line distance from Kathmandu to Siem Reap is approximately 3,251 km (2,020 miles). By road, the distance increases to about 5,255 km due to terrain, highways, and road networks connecting Nepal to Cambodia.

3,251 kmAerial distance

~5,255 kmBy road

5 hrs 5 minFlight

✈️ By flight — Kathmandu to Siem Reap

Fastest option KTM → REP 5 hrs 5 min

Flying is the fastest way to cover the 3,251 km distance. Flights from KTM to REP take approximately 5 hrs 5 min including boarding and taxiing. Multiple airlines operate on this route, and fares vary depending on the season, time of booking, and class of travel.

For the best prices, book 2-3 weeks in advance and opt for mid-week departures (Tuesday, Wednesday) which are typically cheaper than weekend flights.

Search Kathmandu to Siem Reap Flights

💡 Travel tips for Kathmandu to Siem Reap

📅

Book early
Book flights and 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 63 hrs 1 min, plan overnight halts. Fatigue driving is dangerous on Indian highways.

Where to stay in Siem Reap

Budget to luxury hotels. Compare prices on FareEagle.

View Siem Reap Hotels

🔗 Useful travel resources

For official travel information, regulations, and booking services:

DGCA — Indian aviation authority

Passport Seva — Passport and travel documents

Frequently asked questions

What is the distance from Kathmandu to Siem Reap? ▼

The aerial (straight-line) distance from Kathmandu to Siem Reap is approximately 3,251 km (2,020 miles). The road distance is approximately 5,255 km, which takes about 63 hrs 1 min by car.

What is the best way to travel from Kathmandu to Siem Reap? ▼

The fastest way is by flight, taking approximately 5 hrs 5 min from KTM to REP. You can search and compare flight prices on FareEagle. Trains take about 80 hrs 51 min and are more affordable.

How much does a flight from Kathmandu to Siem Reap cost? ▼

Flight prices vary by airline, date, and booking time. Search on FareEagle to compare prices across all airlines. Booking 2-3 weeks in advance typically gives the best prices.

Can I book Kathmandu to Siem Reap travel on FareEagle? ▼

Yes! FareEagle lets you compare and book flights, and hotels for the Kathmandu to Siem Reap route. Compare prices across operators, get instant confirmation, and enjoy transparent pricing with no hidden charges.

Routes from Kathmandu