Air Miles Calculator

Distance between Seattle, WA (SEA) and Omitama (IBR)

Flight distance from Seattle to Omitama (Seattle–Tacoma International Airport – Ibaraki Airport) is 4748 miles / 7641 kilometers / 4126 nautical miles. Estimated flight time is 9 hours 29 minutes.

Map of flight path from Seattle to Omitama.

Shortest flight path between Seattle–Tacoma International Airport (SEA) and Ibaraki Airport (IBR).

How far is Omitama from Seattle?

There are several ways to calculate distances between Seattle and Omitama. Here are two common methods:

Vincenty's formula (applied above)
  • 4747.746 miles
  • 7640.757 kilometers
  • 4125.679 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 4736.057 miles
  • 7621.944 kilometers
  • 4115.521 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).

Airport information


A 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

B Ibaraki Airport
City: Omitama
Country: Japan Flag of Japan
IATA Code: IBR
ICAO Code: RJAH
Coordinates: 36°10′51″N, 140°24′53″E

Time difference and current local times

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

Time Difference

Seattle, WA

 PDT

Omitama

 JST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 558 kg (1 231 pounds).

Frequent Flyer Miles Calculator

Seattle (SEA) → Omitama (IBR).

Air miles:
4748
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
4748

Round trip?