Distance From Harford Field to Bandaranaike International Colombo Airport

The distance from Harford Field () to Bandaranaike International Colombo Airport (CMB) is 8953 miles or 14408 kilometers or 7775 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 Casper ( United States ) to Colombo ( Sri Lanka )?

A one-way nonstop (direct) flight between Casper and Colombo takes around 20 hours 34 minutes.

Estimated flight time from Harford Field, Casper, United States to Bandaranaike International Colombo Airport, Colombo, Sri Lanka is 20 hours 34 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 • - CMB

Kilometers		14408 km
Statute Miles		8953 miles
Nautical Miles		7775 nm
Avg. Time of Flight		20 hours 34 minutes

Harford Field to Bandaranaike International Colombo Airport Flight Route Map - to CMB Flight Path

Location of Harford Field & Bandaranaike International Colombo Airport is given below.
Click the map to view Casper to Colombo nonstop flight path and travel direction.

Click to see flight route on Google Map between Casper, United States and Colombo, Sri Lanka. .

Nonstop flight route between Casper, United States and Colombo, Sri Lanka.

Time Difference Between the Airports • - CMB

Time difference between Casper (United States) and Colombo (Sri Lanka) is 12 Hours 30 Minutes.
Colombo time is 12 Hours 30 Minutes ahead of Casper.

Location	Local Time
Casper (United States)	2025-12-15, 05:29:15 MST
Colombo (Sri Lanka)	2025-12-15, 17:59:15 +0530

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

Harford Field ( / KHAD) Casper, United States

Destination

Bandaranaike International Colombo Airport (CMB / VCBI) Colombo, Sri Lanka