Flights from Boston to Madrid from US$ 599.99

Flights from Boston (BOS) to Madrid (MAD) are cheapest in January and February, with additional low-fare periods in late September and late October. On this route, Tuesday and Wednesday departures are cheaper than weekend departures. Choosing travel dates in these months and flying midweek increases the chance of finding the lowest prices.

For flights from Boston (BOS) to Madrid (MAD), the most favorable time to book is around 6 to 8 weeks before departure. Booking in this period is especially useful for trips planned in off-peak travel months such as January, February, late September and late October.

Flights from Boston (BOS) to Madrid (MAD) require one or two connections via Frankfurt (FRA) and, on some itineraries, via New York (JFK). The flight from Boston (BOS) to New York (JFK) takes about 1 hour 15 minutes and the long-haul flight from New York (JFK) to Frankfurt (FRA) takes about 7 hours 30 minutes, followed by a shorter flight from Frankfurt (FRA) to Madrid (MAD).

Flights from Boston (BOS) to Madrid (MAD) operate with connections via Frankfurt (FRA), and in the winter season some itineraries connect via New York (JFK) and Frankfurt (FRA). In the summer season, these connections operate on Tuesday, Wednesday, Thursday, Friday and Sunday, and in the winter season they operate on Thursday, Friday and Saturday.

On Condor’s long-haul flight from Boston (BOS) to Frankfurt (FRA), operated with an Airbus A330-900neo, Economy Class includes a complimentary hot meal from the Taste the World Menu together with free non-alcoholic drinks, Premium Economy offers the Classic Premium Menu with enhanced courses, and Business Class features the Taste the World Gourmet Menu with an expanded selection of dishes and beverages. Onboard amenities and services on the connecting flight from Frankfurt (FRA) to Madrid (MAD) follow a short- or medium-haul concept and can differ from the long-haul service, with some food and drink options offered for purchase instead of being included.

On Condor’s long-haul flight from Boston (BOS) to Frankfurt (FRA), operated with an Airbus A330-900neo, Business Class offers a fully flat seat with 180° recline and direct aisle access, a large 4K personal screen with USB and power outlets, and Taste the World Gourmet Menu dining with premium drinks. For the Boston (BOS) to Madrid (MAD) journey, Business Class also provides cabin baggage of 16 kg, a checked baggage allowance of 2 × 32 kg on US routes, priority services at the airport including lounge access and priority check-in and boarding, and a high-quality travel kit with comfort items. Onboard amenities and services on the shorter onward flight to Madrid (MAD) differ from the long-haul Business Class experience and follow the short- or medium-haul concept.

On Condor’s long-haul flight from Boston (BOS) to Frankfurt (FRA), operated with an Airbus A330-900neo, FlyConnect Wi‑Fi is available so passengers can choose from paid data packages for messaging and internet use during the flight. Onboard amenities and services on the connecting flight between Frankfurt (FRA) and Madrid (MAD) may differ, and wireless internet on that shorter leg can be unavailable or follow a different paid model depending on the operating airline and aircraft.

On Condor’s long-haul flight from Boston (BOS) to Frankfurt (FRA), operated with an Airbus A330-900neo, extra legroom seats in Economy can be reserved in advance for an additional fee, while Business class already offers more space with a separate cabin and fully flat seats. Seat reservations, including extra legroom, can be made up to 48 hours before departure or during online check-in, subject to remaining seat allocation. Seat reservation options for the connecting flight from Frankfurt (FRA) to Madrid (MAD) may differ, and extra legroom on that shorter European flight depends on the seating layout and rules of the operating airline.

On Condor’s long-haul flight from Boston (BOS) to Frankfurt (FRA), operated with an Airbus A330-900neo, three travel classes are offered: Economy Class, Premium Economy Class and Business Class. Economy Class provides standard seating and inclusive meals, Premium Economy adds more space, an upgraded Classic Premium Menu and additional services, and Business Class combines a fully flat seat with enhanced Taste the World Gourmet Menu dining, premium drinks and priority ground services. The connecting flight from Frankfurt (FRA) to Madrid (MAD) may offer a different set of travel classes and can be limited to Economy and a Business-style cabin depending on the operating airline.

On Boston (BOS) to Madrid (MAD) itineraries with Condor, baggage rules are based on the long-haul Boston (BOS) to Frankfurt (FRA) flight and the chosen travel class and fare. In Business Class on this long-haul route, passengers receive a cabin Baggage allowance of 16 kg and a checked baggage allowance of 2 × 32 kg on US routes. Other long-haul travel classes include smaller checked and cabin baggage allowances, and some lower-priced Economy fares do not include checked baggage so checked bags must be purchased separately. Sports equipment must be registered no later than eight hours before departure, with Business Class including one piece of sports equipment up to 30 kg free of charge, and a maximum weight of 32 kg per baggage item applies; additional or heavier items incur extra charges, which are lower when arranged in advance rather than at the airport.