Cheapest return flights from Hanoi to Seoul in March from $370

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

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

Return flights

25 Mar - 29 Mar Asiana Airlines direct
31 Mar - 05 Apr Asiana Airlines direct
28 Mar - 10 Apr Asiana Airlines direct
04 Mar - 11 Mar AirAsia
05 Mar - 11 Mar AirAsia
03 Mar - 11 Mar AirAsia
02 Mar - 11 Mar AirAsia
05 Mar - 18 Mar AirAsia
04 Mar - 25 Mar AirAsia
03 Mar - 18 Mar AirAsia
05 Mar - 25 Mar AirAsia
29 Mar - 17 Apr AirAsia
28 Mar - 17 Apr AirAsia
29 Mar - 10 Apr AirAsia
21 Mar - 10 Apr AirAsia
31 Mar - 17 Apr AirAsia
31 Mar - 10 Apr AirAsia
04 Mar - 15 Mar AirAsia
18 Mar - 03 Apr AirAsia
29 Mar - 03 Apr AirAsia

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

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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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