AirHint found the following cheapest return flights from Porto (OPO) to Singapore (SIN) in April 2026 (see full year).
Return flights
| 27 Apr - 18 May | Lufthansa | ||
| 23 Apr - 09 May | SWISS | ||
| 12 Apr - 23 Apr | Air Serbia | ||
| 10 Apr - 02 May | easyJet | ||
| 05 Apr - 12 Apr | Ryanair |
Also check the deals for one-way flights from Porto to Singapore in April.
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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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