AirHint found the following cheapest return flights from Seoul (ICN) to Haiphong (HPH) in October 2025 (see full year).

Return flights

18 Oct - 25 Oct	VietJet Air	direct
23 Oct - 25 Oct	VietJet Air	direct
16 Oct - 24 Oct	VietJet Air	direct
21 Oct - 25 Oct	VietJet Air	direct
14 Oct - 17 Oct	VietJet Air	direct
27 Oct - 01 Nov	VietJet Air	direct
12 Oct - 16 Oct	VietJet Air
26 Oct - 30 Oct	VietJet Air
29 Oct - 31 Oct	VietJet Air
29 Oct - 02 Nov	VietJet Air
23 Oct - 30 Oct	VietJet Air
23 Oct - 28 Oct	VietJet Air
30 Oct - 03 Nov	VietJet Air
30 Oct - 02 Nov	VietJet Air
31 Oct - 08 Nov	VietJet Air
31 Oct - 02 Nov	VietJet Air
01 Oct - 01 Nov	VietJet Air

Also check the deals for one-way flights from Seoul to Haiphong in October.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Haiphong

Cheap car rent in Haiphong

Cheapest return flights from Seoul to Haiphong in October from $121

Return flights