AirHint found the following cheapest one-way flights from Houston (IAH) to Porto (OPO) in February 2026 (see full year).
One-Way flights
| 22 Feb | United | ||
| 23 Feb | United | ||
| 24 Feb | United | ||
| 25 Feb | United | ||
| 03 Feb | United | ||
| 10 Feb | United | ||
| 17 Feb | United | ||
| 16 Feb | Lufthansa | ||
| 01 Feb | United | ||
| 02 Feb | United |
Also check the deals for return flights from Houston to Porto in February.
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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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