How far is Seattle, WA, from Seoul?

The distance between Seoul (Seoul Incheon International Airport) and Seattle (Seattle Boeing Field) is 5214 miles / 8390 kilometers / 4530 nautical miles.

Distance from Seoul to Seattle

There are several ways to calculate the distance from Seoul to Seattle. Here are two standard methods:

Vincenty's formula (applied above)

• 5213.564 miles
• 8390.419 kilometers
• 4530.464 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 5200.441 miles
• 8369.298 kilometers
• 4519.060 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Seoul to Seattle?

The estimated flight time from Seoul Incheon International Airport to Seattle Boeing Field is 10 hours and 22 minutes.

What is the time difference between Seoul and Seattle?

The time difference between Seoul and Seattle is 17 hours. Seattle is 17 hours behind Seoul.

Flight carbon footprint between Seoul Incheon International Airport (ICN) and Seattle Boeing Field (BFI)

On average, flying from Seoul to Seattle generates about 612 kg of CO2 per passenger, and 612 kilograms equals 1 349 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seoul to Seattle

See the map of the shortest flight path between Seoul Incheon International Airport (ICN) and Seattle Boeing Field (BFI).

Airport information

Origin	Seoul Incheon International Airport
City:	Seoul
Country:	South Korea
IATA Code:	ICN
ICAO Code:	RKSI
Coordinates:	37°27′36″N, 126°26′26″E

Destination	Seattle Boeing Field
City:	Seattle, WA
Country:	United States
IATA Code:	BFI
ICAO Code:	KBFI
Coordinates:	47°31′47″N, 122°18′7″W