AirHint found the following cheapest return flights from Lisbon (LIS) to Singapore (SIN) in September 2026 (see full year).
Return flights
| 09 Sep - 14 Sep | Finnair | ||
| 07 Sep - 14 Sep | Etihad Airways | ||
| 30 Sep - 07 Oct | Etihad Airways | ||
| 20 Sep - 27 Sep | Etihad Airways | ||
| 24 Sep - 01 Oct | Finnair | ||
| 04 Sep - 11 Sep | Finnair | ||
| 12 Sep - 19 Sep | Vueling Airlines |
Also check the deals for one-way flights from Lisbon to Singapore 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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