Boston to Madrid flights – the most comfortable way to fly
2 airlines fly nonstop between Boston and Madrid, about 14 flights a week. The flight takes 7h 20m and covers 5,475 km. The most comfortable economy seat is on Delta's Boeing 767-300ER. Lie-flat business class is available.
Most comfortable economy
- 32″ legroom
- 18.0″ wide seat
- Cabin altitude 8,000 ft
- Wi-Fi
- Power
- Seat-back screen
Most comfortable business
- Lie-flat bed (80″)
- 22.0″ wide seat
- Direct aisle access
- Suite with door
- Cabin altitude 8,000 ft
- Wi-Fi
- Power
- Seat-back screen
Nonstop flights from Boston to Madrid
| Flight | Departs | Duration | Aircraft | Economy | Business | Days |
|---|---|---|---|---|---|---|
| Iberia IB109 BOS → MAD |
18:30 | 7h 20m | A330-300 Wide-body |
6.1Comfortable | 8.0Very comfortable | MTWTFSS |
| Delta DL56 BOS → MAD |
18:45 | 7h 20m | 767-300ER Wide-body |
6.7Comfortable | 9.0Superb | MTWTFSS |
Frequently asked questions
How long is the flight from Boston to Madrid?
A nonstop flight from Boston to Madrid takes about 7 h 20 min and covers 5,475 km.
Which airlines fly nonstop from Boston to Madrid?
Delta and Iberia fly nonstop, with about 14 flights a week.
What is the most comfortable economy seat from Boston to Madrid?
Delta on the Boeing 767-300ER: 2-3-2 layout, 32″ legroom and 18.0″ wide seats – comfort score 6.7/10 (comfortable).
Is there lie-flat business class from Boston to Madrid?
Yes. The most comfortable is Delta's business suite with door on the Boeing 767-300ER (1-2-1), comfort score 9.0/10.
Can I fly with my dog from Boston to Madrid?
Yes – Delta and Iberia take small dogs in the cabin (usually up to 8 kg including the bag).
Is business class worth it from Boston to Madrid?
Business is a private suite with a door and a lie-flat bed for about 538% more than economy on Delta – SkyBuddy's upgrade score: 3.4/10 (not worth it).
Which aircraft fly from Boston to Madrid?
Airbus A330-300 and Boeing 767-300ER. Choose a wide-body for a quieter, roomier cabin.
Schedules, seat details and fares are indicative estimates from SkyBuddy's airline model. Check the live price before you book.