KLM KL4803 Flight Status Today

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 29 December 2025 America/New_York. The flight is expected to land at London Heathrow Airport at 07:50 30 December 2025 Europe/London. The flight will last about 6 hours 50 minutes.

Current status of KL4803 is Scheduled Delayed by 23m Estimated Depart in 1 hour, 8 minutes

KL4803 - KLM4803 KLM (KL)
BOS Boston United States
Flight BOS to LHR
LHR London United Kingdom
Scheduled Delayed by 23m Estimated Depart in 1 hour, 8 minutes
Departure Logan International Airport
IATA: BOSICAO: KBOS
Scheduled 20:00 29 December 2025
Estimated 20:23 29 December 2025
E None
Arrival London Heathrow Airport
IATA: LHRICAO: EGLL
Scheduled 07:50 30 December 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: Monday 2025-12-29 19:15 PM
  • Current Time in London: Tuesday 2025-12-30 00:15 AM

Flight routes similar to KLM KL4803

Airline Flight no Departure Arrival
Delta DL58
Delta 		29/12/2025
19:10 		6 hours 40 minutes
06:50
British Airways BA1540
British Airways 		29/12/2025
19:15 		6 hours 45 minutes
07:00
British Airways BA202
British Airways 		29/12/2025
21:35 		6 hours 40 minutes
09:15
KLM KL6186
KLM 		29/12/2025
19:10 		6 hours 40 minutes
06:50
Delta DL5984
Delta 		29/12/2025
23:55 		7 hours 4 minutes
11:25
Delta DL5938
Delta 		29/12/2025
20:00 		6 hours 50 minutes
07:50
British Airways BA212
British Airways 		29/12/2025
18:55 		6 hours 35 minutes
06:30
SAS SK3994
SAS 		29/12/2025
19:10 		6 hours 40 minutes
06:50

KLM Flight KL4803 FAQs

What is the scheduled flight duration for KLM KL4803 flight?

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

What is the current status of KLM KL4803 flight?

The current status of flight KLM KL4803 is Scheduled Delayed by 23m.

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

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

When does the flight KLM KL4803 arrive?

Flight KLM KL4803 arrives at 07:50.

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 .