Back to CalculatorRoute ID: IAD-CMB
Flight Distance from Dulles (IAD) to Colombo (CMB)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
IADKIAD
Dulles, United States
Washington Dulles International Airport
Great Circle Path
14,379 km8,935 miles • 7,764 NM
Destination Airport
VCBICMB
Colombo, Sri Lanka
Bandaranaike International Colombo Airport
Direct Distance
14,379 km
8,935 Statute Miles
7,764 Nautical Miles
Commercial Flight
17h 25m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
1,294 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
30° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
17h 25m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
16h 8m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
28h 9m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🇺🇸 United States→🌐 LK
This information is provided for general guidance only and does not replace official verification with an embassy, consulate, or the IATA Travel Centre before you travel.
Advertisement
Flight Path & Geodetic Arc Map
Great Circle Flight Arc Path
Loading interactive flight map...
Departure Airport Specs
Washington Dulles International Airport (IAD)
- City / Country: Dulles, United States
- ICAO Code: KIAD
- Coordinates: 38.9445°, -77.4558°
- Timezone: America/New_York
- Elevation: 312 ft
Arrival Airport Specs
Bandaranaike International Colombo Airport (CMB)
- City / Country: Colombo, Sri Lanka
- ICAO Code: VCBI
- Coordinates: 7.1808°, 79.8841°
- Timezone: Asia/Colombo
- Elevation: 30 ft
Advertisement