Cheapest return flights from Seoul to Hanoi in July from $169

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

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

Return flights

05 Jul - 12 Jul VietJet Air direct
01 Jul - 11 Jul Jeju Air direct
01 Jul - 09 Jul Jeju Air direct
01 Jul - 15 Jul Jeju Air direct
01 Jul - 10 Jul Jeju Air direct
07 Jul - 16 Jul Jeju Air direct
01 Jul - 04 Jul Jeju Air direct
07 Jul - 11 Jul Jeju Air direct
07 Jul - 18 Jul Jeju Air direct
07 Jul - 08 Jul Jeju Air direct
14 Jul - 07 Aug Jeju Air direct
15 Jul - 12 Aug Vietnam Airlines direct
31 Jul - 05 Aug VietJet Air direct
16 Jul - 14 Aug Jeju Air direct
02 Jul - 29 Aug Jeju Air direct
12 Jul - 03 Aug Jeju Air
17 Jul - 19 Aug HK Express
22 Jul - 22 Aug VietJet Air
22 Jul - 19 Aug VietJet Air
29 Jul - 11 Aug HK Express

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

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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