Cheapest return flights from Hanoi to Seoul in April from $180

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

Return flights

15 Apr - 20 Apr Shandong Airlines
20 Apr - 26 Apr Shandong Airlines
18 Apr - 20 Apr Shandong Airlines
14 Apr - 19 Apr Shandong Airlines
27 Apr - 06 May Shandong Airlines
17 Apr - 23 Apr Jeju Air direct
09 Apr - 16 Apr Shandong Airlines
13 Apr - 24 Apr Shandong Airlines
17 Apr - 20 Apr Jeju Air direct
16 Apr - 20 Apr Jeju Air direct
16 Apr - 19 Apr Jeju Air direct
30 Apr - 04 May Jeju Air direct
18 Apr - 23 May VietJet Air direct
23 Apr - 28 May VietJet Air direct
27 Apr - 07 May Jeju Air direct
27 Apr - 06 May Jeju Air direct
28 Apr - 13 May Jeju Air direct
30 Apr - 07 May Jeju Air direct
15 Apr - 13 May Jeju Air direct
15 Apr - 12 May Jeju Air 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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