Distance From Castlereagh Lake Seaplane Base to Brunei International Airport, NUF - BWN Distance

The distance from Castlereagh Lake Seaplane Base (NUF) to Brunei International Airport (BWN) is 2364 miles or 3804 kilometers or 2053 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Hatton ( Sri Lanka ) to Bandar Seri Begawan ( Brunei )?

A one-way nonstop (direct) flight between Hatton and Bandar Seri Begawan takes around 5 hours 26 minutes.

Estimated flight time from Castlereagh Lake Seaplane Base, Hatton, Sri Lanka to Brunei International Airport, Bandar Seri Begawan, Brunei is 5 hours 26 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • NUF - BWN

Kilometers		3804 km
Statute Miles		2364 miles
Nautical Miles		2053 nm
Avg. Time of Flight		5 hours 26 minutes

Castlereagh Lake Seaplane Base to Brunei International Airport Flight Route Map - NUF to BWN Flight Path

Location of Castlereagh Lake Seaplane Base & Brunei International Airport is given below.
Click the map to view Hatton to Bandar Seri Begawan nonstop flight path and travel direction.

Click to see flight route on Google Map between Hatton, Sri Lanka and Bandar Seri Begawan, Brunei. .

Nonstop flight route between Hatton, Sri Lanka and Bandar Seri Begawan, Brunei.

Time Difference Between the Airports • NUF - BWN

Time difference between Hatton (Sri Lanka) and Bandar Seri Begawan (Brunei) is 2 Hours 30 Minutes.
Bandar Seri Begawan time is 2 Hours 30 Minutes ahead of Hatton.

Location	Local Time
Hatton (Sri Lanka)	2026-05-04, 11:44:59 +0530
Bandar Seri Begawan (Brunei)	2026-05-04, 14:14:59 +08

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Castlereagh Lake Seaplane Base (NUF / ) Hatton, Sri Lanka

Destination

Brunei International Airport (BWN / WBSB) Bandar Seri Begawan, Brunei