Direct flights
from Seoul (ICN)
to Hai Phong (HPH)

Weekly schedule for flights between Incheon Intl (Seoul, South Korea) and Cat Bi Intl (Hai Phong, Vietnam) operated by 1 airlines.
7 weekly flights operate on this route flying 1,657mi in 18h35min.
Expect $380 in average for a one-way ticket with the cheapest option at $175.