AirHint found the following cheapest return flights from San Juan (SJU) to Frankfurt (FRA) in May 2026 (see full year).
Return flights
| 04 May - 11 May | Lufthansa | ||
| 14 May - 21 May | Lufthansa | ||
| 19 May - 26 May | Lufthansa | ||
| 09 May - 16 May | Lufthansa | ||
| 29 May - 05 Jun | Lufthansa | ||
| 24 May - 31 May | Lufthansa |
Also check the deals for one-way flights from San Juan to Frankfurt in May.
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