How far is Nanchong from Seattle, WA?

The distance between Seattle (Seattle–Tacoma International Airport) and Nanchong (Nanchong Gaoping Airport) is 6269 miles / 10089 kilometers / 5448 nautical miles.

Distance from Seattle to Nanchong

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

Vincenty's formula (applied above)

• 6269.098 miles
• 10089.135 kilometers
• 5447.697 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

• 6255.449 miles
• 10067.170 kilometers
• 5435.837 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 Nanchong?

The estimated flight time from Seattle–Tacoma International Airport to Nanchong Gaoping Airport is 12 hours and 22 minutes.

What is the time difference between Seattle and Nanchong?

The time difference between Seattle and Nanchong is 16 hours. Nanchong is 16 hours ahead of Seattle.

Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Nanchong Gaoping Airport (NAO)

On average, flying from Seattle to Nanchong generates about 753 kg of CO2 per passenger, and 753 kilograms equals 1 661 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Nanchong

See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and Nanchong Gaoping Airport (NAO).

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	Nanchong Gaoping Airport
City:	Nanchong
Country:	China
IATA Code:	NAO
ICAO Code:	ZUNC
Coordinates:	30°45′14″N, 106°3′43″E