Cheapest return flights from Houston to Porto in November from $571

AirHint found the following cheapest return flights from Houston (HOU) to Porto (OPO) in November 2025 (see full year).

Return flights

04 Nov - 11 Nov United
12 Nov - 19 Nov United
05 Nov - 12 Nov United
11 Nov - 18 Nov United
10 Nov - 17 Nov Lufthansa
03 Nov - 10 Nov United
02 Nov - 09 Nov United
06 Nov - 13 Nov United
07 Nov - 14 Nov United
13 Nov - 20 Nov United

Also check the deals for one-way flights from Houston to Porto in November.

Skyscanner

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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