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

Return flights

01 Sep - 10 Sep	Air India
29 Sep - 15 Oct	Gulf Air
19 Sep - 24 Sep	Air India
04 Sep - 15 Sep	Shenzhen Airlines
05 Sep - 12 Sep	Air India
18 Sep - 25 Sep	SalamAir
05 Sep - 09 Sep	Air India
16 Sep - 29 Sep	Air India
25 Sep - 28 Sep	Air India
11 Sep - 25 Sep	SalamAir
23 Sep - 16 Oct	Air India
23 Sep - 06 Oct	Gulf Air
25 Sep - 30 Sep	Air India
23 Sep - 01 Oct	SalamAir
30 Sep - 07 Oct	Gulf Air
22 Sep - 06 Oct	Air India
23 Sep - 29 Oct	China Southern
23 Sep - 07 Oct	Philippine Airlines
23 Sep - 29 Oct	Qatar Airways	direct
29 Sep - 15 Oct	Qatar Airways	direct

Also check the deals for one-way flights from Doha to Seoul 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 Doha to Seoul in September from $598

Return flights