Cheapest return flights from Houston to Seoul in May from $912

AirHint found the following cheapest return flights from Houston (IAH) to Seoul (ICN) in May 2026 (see full year).

Return flights

18 May - 20 May Zipair
20 May - 30 Jun Zipair
15 May - 25 May Zipair
20 May - 02 Jun Zipair
13 May - 29 May Zipair
20 May - 01 Jun Spirit Airlines
26 May - 29 May WestJet
20 May - 20 Jun WestJet
20 May - 03 Jun Spirit Airlines
07 May - 24 Jun Air Canada
05 May - 28 May Turkish Airlines

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

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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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