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How far is Tainan from Seattle, WA?

The distance between Seattle (Seattle Boeing Field) and Tainan (Tainan Airport) is 6227 miles / 10022 kilometers / 5411 nautical miles.

Seattle Boeing Field – Tainan Airport

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6227
Miles
Distance arrow
10022
Kilometers
Distance arrow
5411
Nautical miles

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Distance from Seattle to Tainan

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

Vincenty's formula (applied above)
  • 6227.150 miles
  • 10021.627 kilometers
  • 5411.245 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
  • 6215.996 miles
  • 10003.676 kilometers
  • 5401.553 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 Tainan?

The estimated flight time from Seattle Boeing Field to Tainan Airport is 12 hours and 17 minutes.

Flight carbon footprint between Seattle Boeing Field (BFI) and Tainan Airport (TNN)

On average, flying from Seattle to Tainan generates about 748 kg of CO2 per passenger, and 748 kilograms equals 1 648 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Tainan

See the map of the shortest flight path between Seattle Boeing Field (BFI) and Tainan Airport (TNN).

Airport information

Origin Seattle Boeing Field
City: Seattle, WA
Country: United States Flag of United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″W
Destination Tainan Airport
City: Tainan
Country: Taiwan Flag of Taiwan
IATA Code: TNN
ICAO Code: RCNN
Coordinates: 22°57′1″N, 120°12′21″E