How far is Haiphong from Tonghua?
The distance between Tonghua (Tonghua Sanyuanpu Airport) and Haiphong (Cat Bi International Airport) is 1844 miles / 2968 kilometers / 1602 nautical miles.
The driving distance from Tonghua (TNH) to Haiphong (HPH) is 2185 miles / 3517 kilometers, and travel time by car is about 39 hours 51 minutes.
Tonghua Sanyuanpu Airport – Cat Bi International Airport
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Distance from Tonghua to Haiphong
There are several ways to calculate the distance from Tonghua to Haiphong. Here are two standard methods:
Vincenty's formula (applied above)- 1844.078 miles
- 2967.756 kilometers
- 1602.460 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- 1846.053 miles
- 2970.934 kilometers
- 1604.176 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 Tonghua to Haiphong?
The estimated flight time from Tonghua Sanyuanpu Airport to Cat Bi International Airport is 3 hours and 59 minutes.
What is the time difference between Tonghua and Haiphong?
The time difference between Tonghua and Haiphong is 1 hour. Haiphong is 1 hour behind Tonghua.
Flight carbon footprint between Tonghua Sanyuanpu Airport (TNH) and Cat Bi International Airport (HPH)
On average, flying from Tonghua to Haiphong generates about 204 kg of CO2 per passenger, and 204 kilograms equals 449 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Tonghua to Haiphong
See the map of the shortest flight path between Tonghua Sanyuanpu Airport (TNH) and Cat Bi International Airport (HPH).
Airport information
Origin | Tonghua Sanyuanpu Airport |
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City: | Tonghua |
Country: | China ![]() |
IATA Code: | TNH |
ICAO Code: | ZYTN |
Coordinates: | 42°15′14″N, 125°42′11″E |
Destination | Cat Bi International Airport |
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City: | Haiphong |
Country: | Vietnam ![]() |
IATA Code: | HPH |
ICAO Code: | VVCI |
Coordinates: | 20°49′9″N, 106°43′29″E |