AirHint found the following cheapest one-way flights from Portland (PDX) to Rome (FCO) in September 2026 (see full year).
One-Way flights
| 17 Sep | Icelandair | ||
| 14 Sep | Icelandair | ||
| 16 Sep | Icelandair | ||
| 21 Sep | Icelandair | ||
| 15 Sep | KLM | ||
| 07 Sep | KLM | ||
| 18 Sep | Alaska Airlines |
Also check the deals for return flights from Portland to Rome in September.
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