Cheapest return flights from Houston to Seoul in September from 713€

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

Return flights

09 Sep - 24 Sep WestJet
22 Sep - 30 Sep Delta
09 Sep - 21 Sep Delta
13 Sep - 29 Sep WestJet
20 Sep - 27 Sep Delta
26 Sep - 08 Oct Zipair
14 Sep - 29 Sep Spirit Airlines
23 Sep - 28 Sep WestJet
08 Sep - 19 Sep Spirit Airlines
28 Sep - 05 Oct Spirit Airlines
15 Sep - 29 Sep Frontier Airlines
18 Sep - 22 Sep Delta
24 Sep - 01 Oct Spirit Airlines
24 Sep - 03 Oct Spirit Airlines
05 Sep - 03 Oct Delta

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

Skyscanner

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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