AirHint found the following cheapest return flights from Bristol (BRS) to Keflavik (KEF) in September 2026 (see full year).
Return flights
| 01 Sep - 08 Sep | easyJet | ||
| 05 Sep - 09 Sep | easyJet | ||
| 28 Sep - 04 Oct | Ryanair | ||
| 07 Sep - 11 Sep | easyJet |
Also check the deals for one-way flights from Bristol to Keflavik in September.
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