Cheapest return flights from Houston to Porto in November from $673
AirHint found the following cheapest return flights from Houston (IAH) to Porto (OPO) in November 2025 (see full year).
Return flights
| 28 Nov - 05 Dec | Air France | ||
| 30 Nov - 07 Dec | Air France | ||
| 29 Nov - 06 Dec | British Airways |
Also check the deals for one-way flights from Houston to Porto in November.
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.
