Estimated travel durations
The straight-line distance from Kathmandu to Islamabad is 1,347 kilometers (837 miles). This is the crow-flies distance calculated using the Haversine formula.
A direct flight from Kathmandu to Islamabad takes approximately 3h. This is an estimate based on an average cruising speed of 800 km/h and does not include boarding, taxiing or layover time.
Driving from Kathmandu to Islamabad would take approximately 14h at an average speed of 85 km/h. The actual driving time may vary depending on road conditions, traffic and border crossings.
The distance from Kathmandu to Islamabad is 837 miles (1,347 km) as the crow flies.