AirHint found the following cheapest return flights from Bucharest (OTP) to Keflavik (KEF) in September 2026 (see full year).
Return flights
| 02 Sep - 06 Sep | Ryanair | ||
| 22 Sep - 01 Oct | Ryanair | ||
| 21 Sep - 27 Sep | Ryanair | ||
| 07 Sep - 22 Sep | FlyOne (Romania) | ||
| 19 Sep - 24 Sep | Wizz Air Malta | ||
| 14 Sep - 18 Sep | FlyOne (Romania) |
Also check the deals for one-way flights from Bucharest to Keflavik in September.
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