Distance between Ongjin and Helong
Distance from Ongjin to Helong is 371 miles / 598 kilometers.
Map showing the distance from Ongjin to Helong
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Air distance: | miles km |
Time difference between Ongjin and Helong
The time difference between Ongjin and Helong is 1 hour. Helong is 1 hour behind Ongjin. Current local time in Ongjin is 02:25 KST (2025-02-17) and time in Helong is 01:25 CST (2025-02-17).