Back to CalculatorRoute ID: USM-IAD
Flight Distance from Na Thon (Ko Samui Island) (USM) to Dulles (IAD)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
USMVTSM
Na Thon (Ko Samui Island), Thailand
Samui International Airport
Great Circle Path
14,617 km9,083 miles • 7,893 NM
Destination Airport
KIADIAD
Dulles, United States
Washington Dulles International Airport
Direct Distance
14,617 km
9,083 Statute Miles
7,893 Nautical Miles
Commercial Flight
17h 42m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
1,316 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
357° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
17h 42m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
16h 23m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
28h 37m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🇹🇭 Thailand→🇺🇸 United States
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.
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Flight Path & Geodetic Arc Map
Great Circle Flight Arc Path
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Departure Airport Specs
Samui International Airport (USM)
- City / Country: Na Thon (Ko Samui Island), Thailand
- ICAO Code: VTSM
- Coordinates: 9.5478°, 100.0620°
- Timezone: Asia/Bangkok
- Elevation: 64 ft
Arrival 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
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