Cheapest return flights from Seoul to Nha Trang in September from $168

AirHint found the following cheapest return flights from Seoul (ICN) to Nha Trang (CXR) in September 2025 (see full year).

Return flights

18 Sep - 22 Sep VietJet Air direct
27 Sep - 02 Oct VietJet Air direct
26 Sep - 29 Sep VietJet Air direct
28 Sep - 04 Oct Air Seoul, Inc direct
22 Sep - 02 Oct Jeju Air direct
23 Sep - 29 Sep VietJet Air direct
21 Sep - 02 Oct Jin Air direct
23 Sep - 27 Sep VietJet Air direct
18 Sep - 21 Sep Vietnam Airlines
16 Sep - 21 Sep Vietnam Airlines
15 Sep - 25 Sep T'way Air direct
14 Sep - 21 Sep Vietnam Airlines
29 Sep - 30 Sep T'way Air direct
04 Sep - 09 Sep Vietnam Airlines
29 Sep - 02 Oct T'way Air direct
21 Sep - 01 Oct T'way Air direct
21 Sep - 03 Oct Jin Air direct
22 Sep - 03 Oct Jin Air direct
29 Sep - 03 Oct T'way Air direct
21 Sep - 04 Oct Jin Air direct

Also check the deals for one-way flights from Seoul to Nha Trang in September.

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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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