Cheapest return flights from Houston to Seoul in September from $826

Best time to book flights for Houston (IAH) to Seoul (ICN) flights at AirHint

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

Return flights

01 Sep - 13 Sep Korean Air
28 Sep - 08 Oct Korean Air
13 Sep - 20 Sep Hawaiian Airlines
13 Sep - 22 Sep Hawaiian Airlines
17 Sep - 23 Sep Spirit Airlines
07 Sep - 21 Sep WestJet
17 Sep - 27 Sep Air Canada
05 Sep - 03 Oct United

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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