Cheapest return flights from Seoul to Hanoi in August from 392€

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

Return flights

27 Aug - 15 Sep Jeju Air
29 Aug - 01 Sep Jeju Air
30 Aug - 01 Sep Jeju Air
22 Aug - 25 Aug Jeju Air
20 Aug - 25 Aug Jeju Air
25 Aug - 02 Sep Jeju Air
30 Aug - 03 Sep Jeju Air
29 Aug - 04 Sep Jeju Air
29 Aug - 06 Sep Jeju Air
24 Aug - 31 Aug Jeju Air
26 Aug - 31 Aug Jeju Air
24 Aug - 28 Aug Jeju Air
27 Aug - 31 Aug Jeju Air
02 Aug - 05 Aug Jeju Air
30 Aug - 05 Sep Jeju Air
01 Aug - 05 Aug Jeju Air
21 Aug - 25 Aug Jeju Air
22 Aug - 28 Aug Jeju Air
28 Aug - 05 Sep Jeju Air
31 Aug - 04 Sep Air China

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

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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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