Flights from Porto to Houston from € 723*
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1 Passenger, Economy
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today
today
Featured daily fares for flights from Porto (OPO) to Houston (IAH)
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More United deals on Porto (OPO) to Houston (IAH) flights
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€
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Porto (OPO) | Houston (IAH) | Roundtrip | Economy | 01/03/2026 - 08/03/2026 | from € 723 Viewed: 2 hours ago |
| Porto (OPO) | Houston (IAH) | Roundtrip | Economy | 05/03/2026 - 12/03/2026 | from € 723 Viewed: 2 hours ago |
| Porto (OPO) | Houston (IAH) | Roundtrip | Economy | 01/03/2026 - 15/03/2026 | from € 723 Viewed: 2 hours ago |
| Porto (OPO) | Houston (IAH) | Roundtrip | Economy | 20/02/2026 - 24/02/2026 | from € 723 Viewed: 2 hours ago |
| Porto (OPO) | Houston (IAH) | Roundtrip | Economy | 27/02/2026 - 03/03/2026 | from € 723 Viewed: 2 hours ago |
| Porto (OPO) | Houston (IAH) | Roundtrip | Economy | 28/02/2026 - 04/03/2026 | from € 723 Viewed: 2 hours ago |
| Porto (OPO) | Houston (IAH) | Roundtrip | Economy | 17/02/2026 - 24/02/2026 | from € 723 Viewed: 2 hours ago |
| Porto (OPO) | Houston (IAH) | Roundtrip | Economy | 19/02/2026 - 26/02/2026 | from € 723 Viewed: 2 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.