AirHint found the following cheapest one-way flights from Frankfurt (FRA) to Barcelona (BCN) in September 2026 (see full year).
One-Way flights
| 21 Sep | Ryanair | direct | |
| 01 Sep | Ryanair | direct | |
| 19 Sep | Ryanair | direct | |
| 03 Sep | easyJet | ||
| 17 Sep | easyJet | ||
| 05 Sep | easyJet | ||
| 03 Sep | Condor | direct | |
| 05 Sep | Condor | direct | |
| 17 Sep | Condor | direct | |
| 08 Sep | Ryanair | direct |
Also check the deals for return flights from Frankfurt to Barcelona in September.
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