[Expired]Boston to Madrid Spain Round-trip Airfare Deal
- Skyscanner.com offers Boston to Madrid Spain Round-trip Nonstop Airfare Deal, As low as $286 on Finnair Airlines.
- Departs BOS: Nov 14, 19, 28, 30; Dec 3, 5
- Returns: Nov 21, 26-28; Dec 5, 7, 10, 12