Cheapest return flights from Seoul to Hanoi in March from $281

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

Return flights

17 Mar - 24 Mar Air Busan
11 Mar - 14 Mar Air Busan
11 Mar - 16 Mar Air Busan
19 Mar - 21 Mar China Eastern
19 Mar - 23 Mar China Eastern
20 Mar - 23 Mar China Eastern
18 Mar - 22 Mar China Eastern
24 Mar - 28 Mar Air Busan
14 Mar - 28 Mar China Eastern
17 Mar - 23 Apr Jeju Air
17 Mar - 29 Apr Jeju Air
24 Mar - 29 Apr Jeju Air
07 Mar - 30 Apr Jeju Air
24 Mar - 30 Apr Jeju Air
02 Mar - 07 Mar China Eastern
24 Mar - 21 Apr Jeju Air
07 Mar - 18 Apr Jeju Air
12 Mar - 15 Apr Jeju Air
16 Mar - 18 Apr Jeju Air
12 Mar - 16 Apr Jeju Air

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