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

Return flights

01 Sep - 08 Sep	Etihad Airways
04 Sep - 07 Sep	Etihad Airways
01 Sep - 08 Sep	Qatar Airways	direct
08 Sep - 14 Sep	China Southern
01 Sep - 05 Sep	China Southern
08 Sep - 15 Sep	Etihad Airways
08 Sep - 28 Sep	Xiamen Airlines
19 Sep - 28 Sep	Air India
25 Sep - 28 Sep	Air India
23 Sep - 28 Sep	Air India
26 Sep - 03 Oct	Etihad Airways
30 Sep - 07 Oct	Xiamen Airlines
27 Sep - 06 Oct	Etihad Airways
28 Sep - 05 Oct	Etihad Airways
30 Sep - 11 Oct	Xiamen Airlines
30 Sep - 07 Oct	Qatar Airways	direct
30 Sep - 11 Oct	Asiana Airlines	direct

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

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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Cheapest return flights from Seoul to Doha in September from 465€

Return flights