Cheapest return flights from Hanoi to Seoul in April from $173

AirHint found the following cheapest return flights from Hanoi (HAN) to Seoul (ICN) in April 2026 (see full year).

Return flights

20 Apr - 23 Apr VietJet Air direct
21 Apr - 28 Apr VietJet Air direct
13 Apr - 21 Apr VietJet Air
12 Apr - 17 Apr VietJet Air
01 Apr - 08 Apr VietJet Air
06 Apr - 11 Apr VietJet Air
08 Apr - 15 Apr VietJet Air
10 Apr - 16 Apr VietJet Air
05 Apr - 10 Apr VietJet Air
02 Apr - 10 Apr VietJet Air
24 Apr - 02 May VietJet Air
26 Apr - 01 May HK Express
25 Apr - 01 May HK Express
24 Apr - 03 May VietJet Air
29 Apr - 03 May HK Express
24 Apr - 03 May Korean Air direct
29 Apr - 03 May Korean Air direct
30 Apr - 03 May Korean Air direct
26 Apr - 01 May Asiana Airlines direct
25 Apr - 01 May Asiana Airlines direct

Also check the deals for one-way flights from Hanoi to Seoul in April.

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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.

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