AirHint found the following cheapest return flights from Lisbon (LIS) to Singapore (SIN) in June 2026 (see full year).
Return flights
| 07 Jun - 14 Jun | Finnair | ||
| 28 Jun - 14 Jul | Finnair | ||
| 29 Jun - 14 Jul | Finnair | ||
| 10 Jun - 18 Jun | TAP |
Also check the deals for one-way flights from Lisbon to Singapore in June.
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