Cheapest return flights from Seoul to Hanoi in August from 135€

AirHint found the following cheapest return flights from Seoul (ICN) to Hanoi (HAN) in August 2025 (see full year).

Return flights

29 Aug - 04 Sep VietJet Air direct
29 Aug - 05 Sep VietJet Air direct
29 Aug - 03 Sep VietJet Air direct
19 Aug - 31 Aug VietJet Air
20 Aug - 04 Sep Jeju Air direct
18 Aug - 04 Sep Jeju Air direct
30 Aug - 03 Sep Jeju Air direct
26 Aug - 04 Sep Jeju Air direct
20 Aug - 06 Sep Jeju Air direct
31 Aug - 03 Sep Jeju Air direct
30 Aug - 04 Sep Jeju Air direct
21 Aug - 26 Aug VietJet Air direct
21 Aug - 25 Aug VietJet Air direct
23 Aug - 26 Aug VietJet Air direct
22 Aug - 27 Aug Jeju Air direct
23 Aug - 25 Aug Jeju Air direct
21 Aug - 24 Aug VietJet Air direct
20 Aug - 26 Aug Jeju Air direct
24 Aug - 26 Aug Jeju Air direct
24 Aug - 25 Aug Jeju Air direct

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

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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