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How far is Seattle, WA, from Ulaanbaatar?

The distance between Ulaanbaatar (Buyant-Ukhaa International Airport) and Seattle (Seattle–Tacoma International Airport) is 5238 miles / 8430 kilometers / 4552 nautical miles.

Buyant-Ukhaa International Airport – Seattle–Tacoma International Airport

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5238
Miles
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8430
Kilometers
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4552
Nautical miles

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Distance from Ulaanbaatar to Seattle

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

Vincenty's formula (applied above)
  • 5238.111 miles
  • 8429.922 kilometers
  • 4551.794 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
  • 5223.041 miles
  • 8405.670 kilometers
  • 4538.699 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 Ulaanbaatar to Seattle?

The estimated flight time from Buyant-Ukhaa International Airport to Seattle–Tacoma International Airport is 10 hours and 25 minutes.

Flight carbon footprint between Buyant-Ukhaa International Airport (ULN) and Seattle–Tacoma International Airport (SEA)

On average, flying from Ulaanbaatar to Seattle generates about 615 kg of CO2 per passenger, and 615 kilograms equals 1 356 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Ulaanbaatar to Seattle

See the map of the shortest flight path between Buyant-Ukhaa International Airport (ULN) and Seattle–Tacoma International Airport (SEA).

Airport information

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