Back to CalculatorRoute ID: ICN-IAH
Flight Distance from Seoul (ICN) to Houston (IAH)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
ICNRKSI
Seoul, South Korea
Incheon International Airport
Great Circle Path
11,346 km7,050 miles • 6,126 NM
Destination Airport
KIAHIAH
Houston, United States
George Bush Intercontinental Airport
Direct Distance
11,346 km
7,050 Statute Miles
6,126 Nautical Miles
Commercial Flight
13h 51m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
1,021 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
36° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
13h 51m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
12h 50m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
22h 19m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🇰🇷 South Korea→🇺🇸 United States
Allowed Stay90 days
Passport Validity Required6 months
💡 Official Note: Visa Waiver Program — ESTA online authorization required.
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
Incheon International Airport (ICN)
- City / Country: Seoul, South Korea
- ICAO Code: RKSI
- Coordinates: 37.4691°, 126.4510°
- Timezone: Asia/Seoul
- Elevation: 23 ft
Arrival Airport Specs
George Bush Intercontinental Airport (IAH)
- City / Country: Houston, United States
- ICAO Code: KIAH
- Coordinates: 29.9844°, -95.3414°
- Timezone: America/Chicago
- Elevation: 97 ft
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