Cheapest one-way flights from Portland to Singapore in December from $636
AirHint found the following cheapest one-way flights from Portland (PDX) to Singapore (SIN) in December 2024 (see full year).
One-Way flights
| 30 Dec | United |
Also check the deals for return flights from Portland to Singapore in December.
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.
