How far is Oshima from Portland, OR?

The distance between Portland (Portland International Airport) and Oshima (Oshima Airport) is 4911 miles / 7903 kilometers / 4267 nautical miles.

Distance from Portland to Oshima

There are several ways to calculate the distance from Portland to Oshima. Here are two standard methods:

Vincenty's formula (applied above)

• 4910.941 miles
• 7903.394 kilometers
• 4267.491 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

• 4899.273 miles
• 7884.616 kilometers
• 4257.352 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 Portland to Oshima?

The estimated flight time from Portland International Airport to Oshima Airport is 9 hours and 47 minutes.

What is the time difference between Portland and Oshima?

The time difference between Portland and Oshima is 16 hours. Oshima is 16 hours ahead of Portland.

Flight carbon footprint between Portland International Airport (PDX) and Oshima Airport (OIM)

On average, flying from Portland to Oshima generates about 572 kg of CO2 per passenger, and 572 kilograms equals 1 262 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Portland to Oshima

See the map of the shortest flight path between Portland International Airport (PDX) and Oshima Airport (OIM).

Airport information

Origin	Portland International Airport
City:	Portland, OR
Country:	United States
IATA Code:	PDX
ICAO Code:	KPDX
Coordinates:	45°35′19″N, 122°35′52″W

Destination	Oshima Airport
City:	Oshima
Country:	Japan
IATA Code:	OIM
ICAO Code:	RJTO
Coordinates:	34°46′55″N, 139°21′36″E