Boston (BOS) – Lisbon (LIS)
- Distance
- 5,137 km
- 3,192 mi · 2,774 nm
- Flight time
- 6 h 18 min / 7 h 30 min
- Average gate to gate: BOS → LIS / back
- Time difference
- 5 h
- CO2 per passenger
- 600 kg
- One way, economy, incl. RF (355 kg CO2 only)
- Passengers / year
- 329,434
- Aug 2025 – Jul 2026 · −0.6%
- Flights / week
- 36
- Both directions, average
- Seats filled
- 89%
- 370,639 seats a year
- Airlines nonstop
- 2
- TP, DL
Traffic: U.S. DOT, Bureau of Transportation Statistics, T-100 Segment (all carriers, scheduled service), Aug 2025 – Jul 2026. Distance: WGS-84 ellipsoid. CO2: UK DESNZ 2026 factors. Sources
The way there
- Heading from BOS
- 73°
- Heading from LIS
- 295°
- Halfway point
- 44.96, -39.16
- Great-circle km
- 5,124 km (sphere, for EU261)
- In the air BOS → LIS
- 5 h 49 min
- In the air LIS → BOS
- 6 h 52 min
- Clocks
- Lisbon is 5 h ahead of Boston
The estimate for a route without real times is 6 h 50 min; how it is worked out is on Sources.
Show as a table
| Month | Passengers |
|---|---|
| Aug 2025 | 34,803 |
| Sep 2025 | 32,699 |
| Oct 2025 | 31,231 |
| Nov 2025 | 24,931 |
| Dec 2025 | 22,256 |
| Jan 2026 | 14,137 |
| Feb 2026 | 12,750 |
| Mar 2026 | 27,188 |
| Apr 2026 | 32,313 |
| May 2026 | 33,834 |
| Jun 2026 | 30,967 |
| Jul 2026 | 32,325 |
Show as a table
| Month | Flights |
|---|---|
| Aug 2025 | 184 |
| Sep 2025 | 174 |
| Oct 2025 | 173 |
| Nov 2025 | 155 |
| Dec 2025 | 148 |
| Jan 2026 | 99 |
| Feb 2026 | 86 |
| Mar 2026 | 159 |
| Apr 2026 | 177 |
| May 2026 | 184 |
| Jun 2026 | 173 |
| Jul 2026 | 178 |
Airlines flying BOS–LIS nonstop
| Airline | Flights / week | Share of passengers |
|---|---|---|
| TPTAP-TAP Air Portugal | 25 | 58% |
| DLDelta Air Lines | 12 | 42% |
Both directions, Aug 2025 – Jul 2026. Airlines with at least one flight a month. U.S. DOT, Bureau of Transportation Statistics, T-100 Segment (all carriers, scheduled service). Sources
Aircraft on this route
- Airbus A330-900neo · 1,280 flights
- Airbus Industrie A330-900 · 380 flights
- Boeing 767-300/300ER · 209 flights
- Airbus Industrie A330-300/333 · 16 flights
- Airbus Industrie A321Neoxlr · 2 flights
- Boeing 737-800 · 2 flights
- Boeing 767-400/ER · 1 flight
Also carried: 1,478 tonnes of freight and 0 tonnes of mail a year (passenger and cargo flights).
Delay compensation (EU261 / UK261)
Measured by great-circle distance: 5,124 km.
BOS Boston → LIS Lisbon
EU261€600 for arriving 3 hours or more late (€300 if 3–4 hours).
Covers EU, EEA or Swiss airlines only.
LIS Lisbon → BOS Boston
EU261€600 for arriving 3 hours or more late (€300 if 3–4 hours).
Covers any airline.
Also owed for a cancellation with less than 14 days' notice or denied boarding. Not owed for extraordinary circumstances. On a connection, the distance to the final destination counts. From 23 October 2027 the EU's Regulation 2026/2202 applies; it keeps these amounts (what changes in 2027). Information, not legal advice.