Boston to Lisbon flights – the most comfortable way to fly
2 airlines fly nonstop between Boston and Lisbon, about 14 flights a week. The flight takes 6h 55m and covers 5,125 km. The most comfortable economy seat is on Delta's Airbus A350-900. Lie-flat business class is available.
Most comfortable economy
- 32″ legroom
- 18.0″ wide seat
- Cabin altitude 6,000 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 6,000 ft
- Wi-Fi
- Power
- Seat-back screen
Nonstop flights from Boston to Lisbon
| Flight | Departs | Duration | Aircraft | Economy | Business | Days |
|---|---|---|---|---|---|---|
| TAP Air Portugal TP12 BOS → LIS |
10:40 | 6h 55m | A330-900neo Wide-body |
6.7Comfortable | 8.6Superb | MTWTFSS |
| Delta DL130 BOS → LIS |
11:00 | 6h 55m | A350-900 Wide-body |
7.3Very comfortable | 10.0Superb | MTWTFSS |
Frequently asked questions
How long is the flight from Boston to Lisbon?
A nonstop flight from Boston to Lisbon takes about 6 h 55 min and covers 5,125 km.
Which airlines fly nonstop from Boston to Lisbon?
Delta and TAP Air Portugal fly nonstop, with about 14 flights a week.
What is the most comfortable economy seat from Boston to Lisbon?
Delta on the Airbus A350-900: 3-3-3 layout, 32″ legroom and 18.0″ wide seats – comfort score 7.3/10 (very comfortable).
Is there lie-flat business class from Boston to Lisbon?
Yes. The most comfortable is Delta's business suite with door on the Airbus A350-900 (1-2-1), comfort score 10.0/10.
Can I fly with my dog from Boston to Lisbon?
Yes – Delta and TAP Air Portugal take small dogs in the cabin (usually up to 8 kg including the bag).
Is business class worth it from Boston to Lisbon?
Business is a private suite with a door and a lie-flat bed for about 465% more than economy on Delta – SkyBuddy's upgrade score: 3.7/10 (not worth it).
Which aircraft fly from Boston to Lisbon?
Airbus A350-900 and Airbus A330-900neo. 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.