AirHint found the following cheapest return flights from Stuttgart (STR) to Helsinki (HEL) in April 2026 (see full year).
Return flights
| 12 Apr - 17 Apr | KLM | ||
| 11 Apr - 19 Apr | KLM | ||
| 29 Apr - 02 May | KLM | ||
| 03 Apr - 05 Apr | KLM | ||
| 30 Apr - 03 May | KLM | ||
| 03 Apr - 06 Apr | Lufthansa |
Also check the deals for one-way flights from Stuttgart to Helsinki in April.
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