Cheapest return flights from Hong Kong to Lisbon in September from $759

AirHint found the following cheapest return flights from Hong Kong (HKG) to Lisbon (LIS) in September 2026 (see full year).

Return flights

10 Sep - 17 Sep Finnair
11 Sep - 19 Sep Etihad Airways
12 Sep - 19 Sep British Airways
12 Sep - 18 Sep British Airways
19 Sep - 25 Sep British Airways
19 Sep - 26 Sep British Airways
01 Sep - 31 Oct Finnair
11 Sep - 18 Sep Finnair
18 Sep - 25 Sep British Airways
18 Sep - 18 Sep Emirates
05 Sep - 12 Sep Finnair
24 Sep - 02 Oct Qatar Airways
24 Sep - 03 Oct Qatar Airways

Also check the deals for one-way flights from Hong Kong to Lisbon in September.

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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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