Round trip from Boston to Helsinki for $394!

Booking.com has round trip airfares from Boston (BOS) to Helsinki, Finland (HEL) for $394. These SAS (Scandinavian Airlines) fares include one stop in Copenhagen and are available for travel from September to December 2026. To get this deal, select dates within the specified range and book through Booking.com. These are SAS Go Light fares with limited baggage allowance.

The original list price was approximately $468, so this fare offers a savings of around $74, roughly a 16% discount. The deal provides multiple flight options across various dates, which enhances flexibility for travelers. While the price is competitive for an international round trip, this isn't an extreme price drop compared to typical fares to Europe, but it still represents a decent discount on SAS's low-cost fare options for that route and travel period.