Cheapest one-way flights from Porto to Singapore in September from 265€

AirHint found the following cheapest one-way flights from Porto (OPO) to Singapore (SIN) in September 2025 (see full year).

One-Way flights

30 Sep easyJet
24 Sep Ryanair
13 Sep Ryanair
08 Sep Vueling Airlines
21 Sep Ryanair
09 Sep Ryanair
15 Sep Wizz Air Malta
03 Sep Ryanair
05 Sep Ryanair
01 Sep Transavia France

Also check the deals for return flights from Porto to Singapore in September.

Skyscanner

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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Feel free to contact us with any feedback or request another flight research.