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

Return flights

26 Sep - 27 Oct	British Airways
07 Sep - 14 Sep	Ryanair
19 Sep - 17 Oct	Hainan Airlines
05 Sep - 14 Sep	Ryanair
22 Sep - 10 Oct	Hainan Airlines
01 Sep - 14 Sep	Ryanair
15 Sep - 24 Sep	easyJet
11 Sep - 18 Sep	Air France
27 Sep - 13 Oct	Ryanair
02 Sep - 10 Sep	Vueling Airlines
29 Sep - 11 Oct	Hainan Airlines
09 Sep - 23 Sep	Etihad Airways
11 Sep - 19 Sep	Air France
15 Sep - 19 Sep	KLM
30 Sep - 07 Oct	Etihad Airways
02 Sep - 16 Sep	Etihad Airways
15 Sep - 14 Oct	KLM
15 Sep - 16 Oct	KLM
15 Sep - 15 Oct	KLM
15 Sep - 09 Oct	KLM

Also check the deals for one-way flights from Manchester 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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Manchester to Seoul in September from 512€

Return flights