Cheapest return flights from Houston to Seoul in April from 733€

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

Return flights

21 Apr - 19 May Frontier Airlines
20 Apr - 23 Apr Zipair
20 Apr - 18 May Air Canada
15 Apr - 22 Apr Frontier Airlines
13 Apr - 30 Apr Frontier Airlines
17 Apr - 30 Apr Zipair
15 Apr - 30 Apr Frontier Airlines
11 Apr - 23 Apr Frontier Airlines
09 Apr - 29 Apr Frontier Airlines
18 Apr - 25 Apr Zipair
08 Apr - 30 Apr Delta
10 Apr - 30 Apr Spirit Airlines
30 Apr - 30 May Spirit Airlines
02 Apr - 06 May Air Canada
30 Apr - 14 May Air Canada

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

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