Boston (BOS) to Lisbon (LIS)
Flight time
≈ 7h 10m
Bearing
73° E
Boston (BOS) to Lisbon (LIS) is 3,184 miles (5,124 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BOS–LIS
Filed traffic dataIn May 2026, TAP-TAP Air Portugal operated the most departures, one of 3 carriers flying nonstop BOS–LIS; the Airbus A330-900 was the most common aircraft at 66% of departures; flights ran 90% full.
Departures
184
May 2026
Seats
37,782
both directions
Passengers
33,834
both directions
Load factor
89.5%
RPM ÷ ASM
Who flies BOS–LIS?
TAP-TAP Air Portugal operated the most nonstop BOS–LIS departures in May 2026 (122), one of 3 carriers on the route.
- TP
TAP-TAP Air Portugal
122 departures · 20,462 seats
Share of departures66.3%92.1%
Load
- DL
61 departures · 17,137 seats
Share of departures33.2%86.4%
Load
- S4
Sata Internacional
1 departures · 183 seats
Share of departures0.5%98.9%
Load
What plane flies BOS–LIS?
In May 2026, the Airbus A330-900 flew 66% of BOS–LIS departures — more than any other aircraft type.
- Airbus A330-900
122 departures · 92.1% load
66.3% - Airbus A330-900
59 departures · 86.7% load
32.1% - Airbus A330-300
2 departures · 78.2% load
1.1% - Airbus A321
1 departures · 98.9% load
0.5%
How has BOS–LIS traffic changed?
Nonstop BOS–LIS departures rose from 178 in June 2025 to 184 in May 2026.
Monthly nonstop BOS–LIS traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
178 departures · 33,655 passengers
92.0%
Load
July 2025
183 departures · 34,709 passengers
92.4%
Load
August 2025
184 departures · 34,803 passengers
92.4%
Load
September 2025
174 departures · 32,699 passengers
91.5%
Load
October 2025
173 departures · 31,231 passengers
90.0%
Load
November 2025
155 departures · 24,931 passengers
86.2%
Load
December 2025
148 departures · 22,256 passengers
80.6%
Load
January 2026
99 departures · 14,137 passengers
83.4%
Load
February 2026
86 departures · 12,750 passengers
83.9%
Load
March 2026
159 departures · 27,188 passengers
90.4%
Load
April 2026
177 departures · 32,313 passengers
89.1%
Load
May 2026
184 departures · 33,834 passengers
89.5%
Load
By direction
Each direction is filed separately — they rarely match.
BOS → LIS
91.2% full
92 departures · 17,182 passengers
LIS → BOS
87.9% full
92 departures · 16,652 passengers
Nonstop BOS–LIS traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Lisbon
PT
Lisbon Humberto Delgado Airport
Coordinates
38.78°N, 9.14°W
Hemisphere
N · W
Frequently asked
How far is Boston (BOS) from Lisbon (LIS)?
BOS to LIS is 3,184 miles (5,124 km / 2,767 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BOS to LIS?
A nonstop covers the 3,184-mile great-circle distance in roughly 7h 10m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BOS–LIS?
In May 2026, the Airbus A330-900 flew the largest share of departures (66.3%), followed by the Airbus A330-900 (32.1%).
What mileage do I earn flying BOS–LIS?
Distance-based programs credit off the 3,184-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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