AirHint found the following cheapest return flights from Boston (BOS) to Stockholm (ARN) in October 2025 (see full year).
Return flights
| 19 Oct - 04 Nov | SWISS | ||
| 22 Oct - 15 Nov | Austrian Airlines | ||
| 15 Oct - 22 Oct | Lufthansa | ||
| 29 Oct - 05 Nov | Delta | ||
| 28 Oct - 03 Nov | Lufthansa | ||
| 29 Oct - 22 Nov | Lufthansa | ||
| 30 Oct - 03 Nov | SWISS |
Also check the deals for one-way flights from Boston to Stockholm in October.
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