How far is Sendai from Seattle, WA?

The distance between Seattle (Seattle–Tacoma International Airport) and Sendai (Sendai Airport) is 4635 miles / 7459 kilometers / 4027 nautical miles.

Distance from Seattle to Sendai

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

Vincenty's formula (applied above)

• 4634.688 miles
• 7458.807 kilometers
• 4027.434 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

• 4622.850 miles
• 7439.756 kilometers
• 4017.147 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 Seattle to Sendai?

The estimated flight time from Seattle–Tacoma International Airport to Sendai Airport is 9 hours and 16 minutes.

What is the time difference between Seattle and Sendai?

The time difference between Seattle and Sendai is 17 hours. Sendai is 17 hours ahead of Seattle.

Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Sendai Airport (SDJ)

On average, flying from Seattle to Sendai generates about 537 kg of CO2 per passenger, and 537 kilograms equals 1 183 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Sendai

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

Airport information

Origin	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

Destination	Sendai Airport
City:	Sendai
Country:	Japan
IATA Code:	SDJ
ICAO Code:	RJSS
Coordinates:	38°8′22″N, 140°55′1″E