Rennes or Nantes for Istanbul?
Updated September 23, 2026
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| Month | Rennes | Nantes | Difference |
|---|---|---|---|
| September 2026 | — | €406 | |
| October 2026 | €471 | €181 | €290 (Nantes) |
| November 2026 | — | €160 |
Flight price only. The door-to-door cost (drive, parking) can reverse the ranking: run a search with your address.