AirHint found the following cheapest return flights from Houston (IAH) to Seoul (ICN) in June 2026 (see full year).
Return flights
| 08 Jun - 08 Jul | WestJet | ||
| 08 Jun - 21 Jun | WestJet | ||
| 01 Jun - 20 Jul | Air Canada | ||
| 24 Jun - 28 Jun | Zipair | ||
| 21 Jun - 07 Jul | Air Canada | ||
| 22 Jun - 07 Jul | Air Canada |
Also check the deals for one-way flights from Houston to Seoul in June.
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