Cheapest return flights from Riyadh to Lisbon in September from $440

Best time to book flights for Riyadh (RUH) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Riyadh (RUH) to Lisbon (LIS) in September 2025 (see full year).

Return flights

24 Sep - 29 Sep Lufthansa
01 Sep - 10 Sep SWISS
04 Sep - 09 Sep SWISS
17 Sep - 21 Sep Lufthansa
07 Sep - 14 Sep SWISS
06 Sep - 14 Sep SWISS
05 Sep - 11 Sep British Airways
05 Sep - 14 Sep British Airways
19 Sep - 26 Sep Lufthansa

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

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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