Cheapest return IAH–ICN flights, July

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

Return flights

27 Jul - 07 Aug Zipair
20 Jul - 02 Aug Zipair
15 Jul - 29 Jul Frontier Airlines
12 Jul - 25 Jul Frontier Airlines
12 Jul - 24 Jul Frontier Airlines
14 Jul - 22 Jul Frontier Airlines
11 Jul - 19 Jul Frontier Airlines
07 Jul - 17 Jul Frontier Airlines
13 Jul - 25 Jul Frontier Airlines
15 Jul - 31 Jul Frontier Airlines
19 Jul - 31 Jul Frontier Airlines
03 Jul - 10 Jul Frontier Airlines

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

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