AirHint found the following cheapest one-way flights from Lisbon (LIS) to Singapore (SIN) in September 2026 (see full year).
One-Way flights
| 17 Sep | Ryanair | ||
| 23 Sep | Ryanair | ||
| 20 Sep | Ryanair | ||
| 19 Sep | Ryanair | ||
| 21 Sep | Ryanair | ||
| 13 Sep | Aegean Airlines | ||
| 12 Sep | Vueling Airlines | ||
| 11 Sep | Ryanair | ||
| 29 Sep | easyJet | ||
| 08 Sep | Ryanair |
Also check the deals for return flights from Lisbon to Singapore in September.
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