AirHint found the following cheapest one-way flights from Washington (IAD) to Paris (CDG) in September 2026 (see full year).
One-Way flights
| 05 Sep | TAP | ||
| 01 Sep | Icelandair | ||
| 28 Sep | Icelandair | ||
| 06 Sep | Scandinavian Airlines | ||
| 26 Sep | TAP | ||
| 01 Sep | Delta | direct | |
| 05 Sep | Air France | direct | |
| 26 Sep | Air France | direct |
Also check the deals for return flights from Washington to Paris in September.
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