How far is Seattle, WA, from Osaka?

The distance between Osaka (Kansai International Airport) and Seattle (Seattle–Tacoma International Airport) is 5040 miles / 8111 kilometers / 4379 nautical miles.

Distance from Osaka to Seattle

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

Vincenty's formula (applied above)

• 5039.694 miles
• 8110.601 kilometers
• 4379.374 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

• 5027.708 miles
• 8091.312 kilometers
• 4368.959 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 Osaka to Seattle?

The estimated flight time from Kansai International Airport to Seattle–Tacoma International Airport is 10 hours and 2 minutes.

What is the time difference between Osaka and Seattle?

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

Flight carbon footprint between Kansai International Airport (KIX) and Seattle–Tacoma International Airport (SEA)

On average, flying from Osaka to Seattle generates about 589 kg of CO2 per passenger, and 589 kilograms equals 1 299 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Osaka to Seattle

See the map of the shortest flight path between Kansai International Airport (KIX) and Seattle–Tacoma International Airport (SEA).

Airport information

Origin	Kansai International Airport
City:	Osaka
Country:	Japan
IATA Code:	KIX
ICAO Code:	RJBB
Coordinates:	34°25′38″N, 135°14′38″E

Destination	Seattle–Tacoma International Airport
City:	Seattle, WA
Country:	United States
IATA Code:	SEA
ICAO Code:	KSEA
Coordinates:	47°26′56″N, 122°18′32″W