KLM KL4803 flight status now

Current status of KL4803 is Scheduled On time Expected Depart in 11 hours, 22 minutes

KL4803 - KLM4803 KLM (KL)
BOS Boston United States
Flight BOS to LHR
LHR London United Kingdom
Scheduled On time Expected Depart in 11 hours, 22 minutes
Departure Logan International Airport
IATA: BOSICAO: KBOS
Scheduled 20:00 18 November 2025
E None
Arrival London Heathrow Airport
IATA: LHRICAO: EGLL
Scheduled 07:50 19 November 2025
3 None
KL4803 Detail
  • Type: International Flight
  • Code Shares: AF 9648, DL 5938
  • Flight Duration: 6 hours 50 minutes
  • Flight Distance: 5256 kms / 3266 miles
Airline
  • KLM
  • IATA: KL
  • ICAO: KLM
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 455
  • Freight capacity: 14.9 tons
  • Passenger classes: First Class, Economy, Business Class, Premium Economy
More Detail
  • Aircraft: Airbus A330-900neo
  • Callsign: KLM4803
  • Departure Timezone: America/New_York
  • Arrival Timezone: Europe/London
  • Current Time in Boston: Tuesday 2025-11-18 08:38 AM
  • Current Time in London: Tuesday 2025-11-18 13:38 PM

International flight KLM KL4803 takes off from Boston (BOS) United States to London (LHR) United Kingdom. It's operated by KLM. The plane leaves Logan International Airport at 20:00 18 November 2025 America/New_York. The flight is expected to land at London Heathrow Airport at 07:50 19 November 2025 Europe/London. The flight will last about 6 hours 50 minutes.

Similar flight route from Boston (BOS) to London (LHR)

Airline Flight no Departure Arrival
Virgin Atlantic VS158
Virgin Atlantic 		18/11/2025
20:00 		6 hours 50 minutes
07:50
Delta DL5938
Delta 		18/11/2025
20:00 		6 hours 50 minutes
07:50
Delta DL58
Delta 		18/11/2025
19:10 		6 hours 40 minutes
06:50
Iberia IB3581
Iberia 		18/11/2025
21:35 		6 hours 40 minutes
09:15
American Airlines AA6981
American Airlines 		18/11/2025
07:30 		6 hours 30 minutes
19:00
SAS SK3994
SAS 		18/11/2025
19:10 		6 hours 40 minutes
06:50
British Airways BA1540
British Airways 		18/11/2025
19:25 		6 hours 35 minutes
07:00
Finnair AY5412
Finnair 		18/11/2025
18:55 		6 hours 35 minutes
06:30

Frequently asked questions, answered

How long is the flight from Boston to London?

On average, nonstop flight takes 6 hour(s) 50 minutes, with the flight distance of 5256 km (3266 miles).

What type of aircraft is used for the KLM KL4803 flight?

All KLM KL4803 flights are operated using Airbus A330-900neo aircraft.

Which terminal the flight KLM KL4803 is arriving at?

Flight KLM KL4803 arrives in London Heathrow Airport at Terminal 3.

How many KLM KL4803 flights are operated a week?

7 flights per week. The Flight KLM KL4803 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .