Cheapest return flights from Hong Kong to Porto in August from $777

Best time to book flights for Hong Kong (HKG) to Porto (OPO) flights at AirHint

AirHint found the following cheapest return flights from Hong Kong (HKG) to Porto (OPO) in August 2025 (see full year).

Return flights

14 Aug - 22 Aug Turkish Airlines
14 Aug - 24 Aug Turkish Airlines
18 Aug - 28 Aug SWISS
06 Aug - 20 Aug SWISS
25 Aug - 31 Aug SWISS
11 Aug - 22 Aug SWISS
25 Aug - 30 Aug SWISS
09 Aug - 15 Aug British Airways
09 Aug - 16 Aug SWISS
11 Aug - 16 Aug SWISS

Also check the deals for one-way flights from Hong Kong to Porto in August.

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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