How far is Ulaanbaatar from Seattle, WA?

The distance between Seattle (Seattle Boeing Field) and Ulaanbaatar (Chinggis Khaan International Airport) is 5244 miles / 8439 kilometers / 4557 nautical miles.

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)

• 5243.740 miles
• 8438.981 kilometers
• 4556.685 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

• 5228.672 miles
• 8414.732 kilometers
• 4543.592 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 Chinggis Khaan International Airport is 10 hours and 25 minutes.

What is the time difference between Seattle and Ulaanbaatar?

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

Flight carbon footprint between Seattle Boeing Field (BFI) and Chinggis Khaan International Airport (UBN)

On average, flying from Seattle to Ulaanbaatar generates about 616 kg of CO2 per passenger, and 616 kilograms equals 1 357 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 Chinggis Khaan International Airport (UBN).

Airport information

Origin	Seattle Boeing Field
City:	Seattle, WA
Country:	United States
IATA Code:	BFI
ICAO Code:	KBFI
Coordinates:	47°31′47″N, 122°18′7″W

Destination	Chinggis Khaan International Airport
City:	Ulaanbaatar
Country:	Mongolia
IATA Code:	UBN
ICAO Code:	ZMCK
Coordinates:	47°38′48″N, 106°49′11″E