London to Boston
🇬🇧LHR🇺🇸BOSLondon Heathrow Airport to Boston Logan International AirportUnited Kingdom to United States
Distance
5,240 km
3,256 miles
Frequency
72 departures a week
S26 schedule
Airlines
5
British Airways, Virgin Atlantic, American Airlines, codeshares included
Typical delay
16 min
44 departures
The route
Great circle, 5,240 kmHow delayed is this route?
Measured over monthsDepartures from London Heathrow Airport on this route are typically 16 minutes late (likely 12 to 22), across 44 departures we tracked between 2026-03-13 and 2026-06-06.
median delay of tracked departures on this leg. Flight Owl's own resolved departure predictions (flights our users tracked), not a census of all flights at the airport.
Airlines on this route
5 airlines with a flight number here- BABritish Airways
- VSVirgin Atlantic
- AAAmerican Airlines
- B6JetBlue Airways
- DLDelta Air Lines
Every airline that puts its own flight number on this route. On a busy pair most of them are codeshare partners selling seats on another airline's aircraft, so this is wider than the list of airlines that actually operate it.
Flights on this route
2 of 12 flight numbers tracked often enough to describe| Flight | Airline | Departs | Aircraft | Departures seen |
|---|---|---|---|---|
| B6 1621 | JetBlue Airways | 08:40 | A21N | 19 |
| DL 59 | Delta Air Lines | 09:40 | not seen yet | 12 |
Departure times are local to London Heathrow Airport. A flight appears here once we have tracked it at least 10 times.