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How far is Ulaanbaatar from Seattle, WA?

The distance between Seattle (Seattle Boeing Field) and Ulaanbaatar (Buyant-Ukhaa International Airport) is 5234 miles / 8423 kilometers / 4548 nautical miles.

Seattle Boeing Field – Buyant-Ukhaa International Airport

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5234
Miles
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8423
Kilometers
Distance arrow
4548
Nautical miles

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Distance from Seattle to Ulaanbaatar

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

Vincenty's formula (applied above)
  • 5233.514 miles
  • 8422.525 kilometers
  • 4547.800 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
  • 5218.444 miles
  • 8398.272 kilometers
  • 4534.704 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 Ulaanbaatar?

The estimated flight time from Seattle Boeing Field to Buyant-Ukhaa International Airport is 10 hours and 24 minutes.

Flight carbon footprint between Seattle Boeing Field (BFI) and Buyant-Ukhaa International Airport (ULN)

On average, flying from Seattle to Ulaanbaatar generates about 614 kg of CO2 per passenger, and 614 kilograms equals 1 354 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Ulaanbaatar

See the map of the shortest flight path between Seattle Boeing Field (BFI) and Buyant-Ukhaa International Airport (ULN).

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 Buyant-Ukhaa International Airport
City: Ulaanbaatar
Country: Mongolia Flag of Mongolia
IATA Code: ULN
ICAO Code: ZMUB
Coordinates: 47°50′35″N, 106°46′1″E