AirHint found the following cheapest one-way flights from Singapore (SIN) to Lisbon (LIS) in July 2025 (see full year).
One-Way flights
| 28 Jul | IndiGo | ||
| 30 Jul | Air India | ||
| 24 Jul | Scoot Tigerair | ||
| 29 Jul | Air India | ||
| 23 Jul | Etihad Airways | ||
| 16 Jul | Air India | ||
| 12 Jul | Lufthansa | ||
| 26 Jul | Lufthansa |
Also check the deals for return flights from Singapore to Lisbon in July.
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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