Direct (nonstop) flights from Boston to Lisbon
2 airlines fly nonstop from Boston Logan International Airport (BOS) to Lisbon Airport (LIS). It's 3,193 miles (5,139 km), about 6h 35m in the air. Operated by Delta Air Lines, TAP Portugal.
Delta Air Lines
TAP Portugal
Route data last updated: May 31, 2026
Airlines with non-stop flights
DL
Delta Air Lines
Alternative Routes
Other ways to fly from Boston to Lisbon with one stop · direct emits 488 kg CO₂ per passenger
Looking for the return flight?
LIS → BOS: Flights from Lisbon to BostonOther direct flights from Boston
Direct flights from Lisbon (LIS)
Frequently Asked Questions
How long is the direct flight from Boston to Lisbon?
A nonstop flight from Boston (BOS) to Lisbon (LIS) takes approximately 6 hours and 35 minutes. The distance is 3,193 miles (5,139 km).
Which airlines fly nonstop from Boston to Lisbon?
2 airlines: Delta Air Lines, TAP Portugal.
Is there a nonstop flight from Boston to Lisbon?
Yes. 2 airlines: Delta Air Lines, TAP Portugal.
How far is Boston from Lisbon?
The flight distance from Boston to Lisbon is 3,193 miles (5,139 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to New York.
What is the time difference between Boston and Lisbon?
Lisbon is 5 hours ahead of Boston. (America/New_York vs Europe/Lisbon.)
Will I experience jet lag flying from Boston to Lisbon?
Maybe mild — 5-hour difference. Most people adjust in a day or two.
What type of aircraft flies from Boston to Lisbon?
At 6h 35m, this route typically uses wide-body aircraft — Boeing 777, 787, or Airbus A330/A350. Varies by airline.
Do I need a visa to travel from USA to Portugal?
Depends on your passport. Check with the Portugal embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Boston to Lisbon?
Roughly 488 kg CO2 per passenger one-way. That's about the same as driving 2,440 km.
Is the return flight from Lisbon to Boston also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Boston to Lisbon?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. For long-haul, booking 2-3 months out tends to help. Use "Check Prices" above to compare.
How early should I arrive at Boston Logan International Airport for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.