Cheapest return flights from Chiang Mai to Busan in September from $245

AirHint found the following cheapest return flights from Chiang Mai (CNX) to Busan (PUS) in September 2025 (see full year).

Return flights

28 Sep - 11 Oct Eastar Jet direct
28 Sep - 10 Oct Eastar Jet direct
18 Sep - 21 Sep Thai AirAsia
19 Sep - 22 Sep Thai AirAsia
28 Sep - 19 Oct Eastar Jet direct
28 Sep - 12 Oct Eastar Jet direct
08 Sep - 12 Sep HK Express
04 Sep - 07 Sep HK Express
07 Sep - 14 Sep Eastar Jet direct
28 Sep - 16 Oct Eastar Jet direct
07 Sep - 28 Sep Eastar Jet direct
25 Sep - 11 Oct Eastar Jet direct
25 Sep - 10 Oct Eastar Jet direct
07 Sep - 11 Sep Eastar Jet direct
04 Sep - 07 Sep Eastar Jet direct
28 Sep - 08 Oct Eastar Jet direct
04 Sep - 14 Sep Eastar Jet direct
21 Sep - 11 Oct Eastar Jet direct
28 Sep - 09 Oct Eastar Jet direct
14 Sep - 28 Sep Eastar Jet direct

Also check the deals for one-way flights from Chiang Mai to Busan 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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