Air Miles Calculator

Distance between Seattle, WA (SEA) and Ningbo (NGB)

Distance from Seattle to Ningbo (Ningbo Lishe International Airport – Seattle–Tacoma International Airport) is 5806 miles / 9344 kilometers / 5045 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 5805.994 miles
  • 9343.842 kilometers
  • 5045.271 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
  • 5793.516 miles
  • 9323.761 kilometers
  • 5034.428 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Seattle–Tacoma International Airport (SEA) to Ningbo Lishe International Airport (NGB) is 11 hours 29 minutes.

Time difference and current local times

The time difference between Seattle and Ningbo is 15 hours. Ningbo is 15 hours ahead of Seattle.

Time Difference

Seattle
Ningbo

Seattle, WA

 PDT

Ningbo

 CST

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 Ningbo Lishe International Airport
City: Ningbo
Country: China Flag of China
IATA Code: NGB
ICAO Code: ZSNB
Coordinates: 29°49′36″N, 121°27′43″E

Map

Seattle to Ningbo flight map.

Frequent Flyer Miles Calculator

Seattle (SEA) → Ningbo (NGB).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
5806
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
5806

Round trip?