Cheapest return flights from Hong Kong to Porto in September from $777
AirHint found the following cheapest return flights from Hong Kong (HKG) to Porto (OPO) in September 2025 (see full year).
Return flights
| 06 Sep - 16 Sep | Turkish Airlines | ||
| 22 Sep - 29 Sep | British Airways | ||
| 22 Sep - 30 Sep | Air France | ||
| 19 Sep - 30 Sep | KLM |
Also check the deals for one-way flights from Hong Kong to Porto in September.
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.
