Cheapest one-way flights from Hanoi to Seoul in April from $112

Best time to book flights for Hanoi (HAN) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest one-way flights from Hanoi (HAN) to Seoul (ICN) in April 2025 (see full year).

One-Way flights

15 Apr VietJet Air direct
16 Apr Jeju Air direct
27 Apr VietJet Air direct
09 Apr VietJet Air
24 Apr VietJet Air direct
23 Apr VietJet Air
08 Apr VietJet Air
23 Apr VietJet Air direct
28 Apr VietJet Air direct
18 Apr VietJet Air direct

Also check the deals for return flights from Hanoi to Seoul in April.

Skyscanner

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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