AirHint found the following cheapest return flights from Rennes (RNS) to Dublin (DUB) in May 2026 (see full year).
Return flights
| 22 May - 27 May | KLM | ||
| 14 May - 17 May | KLM | ||
| 01 May - 03 May | Air France | ||
| 17 May - 22 May | KLM |
Also check the deals for one-way flights from Rennes to Dublin in May.
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