KLM KL4815 flight status now

Current status of KL4815 is Scheduled On time Expected Depart in 9 hours, 4 minutes

KL4815 - KLM4815 KLM (KL)
SEA Seattle United States
Flight SEA to LHR
LHR London United Kingdom
Scheduled On time Expected Depart in 9 hours, 4 minutes
Departure Seattle International Airport
IATA: SEAICAO: KSEA
Scheduled 19:20 18 November 2025
None None
Arrival London Heathrow Airport
IATA: LHRICAO: EGLL
Scheduled 12:50 19 November 2025
3 None
KL4815 Detail
  • Type: International Flight
  • Code Shares: AF 9905, DL 5974
  • Flight Duration: 9 hours 30 minutes
  • Flight Distance: 7726 kms / 4801 miles
Airline
  • KLM
  • IATA: KL
  • ICAO: KLM
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 314
  • Freight capacity: 20 tons
  • Passenger classes: First Class, Economy, Business Class, Premium Economy
More Detail
  • Aircraft: Boeing 787-9
  • Callsign: KLM4815
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: Europe/London
  • Current Time in Seattle: Tuesday 2025-11-18 10:16 AM
  • Current Time in London: Tuesday 2025-11-18 18:16 PM

International flight KLM KL4815 takes off from Seattle (SEA) United States to London (LHR) United Kingdom. It's operated by KLM. The plane leaves Seattle International Airport at 19:20 18 November 2025 America/Los_Angeles. The flight is expected to land at London Heathrow Airport at 12:50 19 November 2025 Europe/London. The flight will last about 9 hours 30 minutes.

Similar flight route from Seattle (SEA) to London (LHR)

Airline Flight no Departure Arrival
Aer Lingus EI8748
Aer Lingus 		18/11/2025
18:50 		9 hours 30 minutes
12:20
British Airways BA52
British Airways 		18/11/2025
13:25 		9 hours 35 minutes
07:00
American Airlines AA6907
American Airlines 		18/11/2025
18:50 		9 hours 30 minutes
12:20
Delta DL5974
Delta 		18/11/2025
19:20 		9 hours 30 minutes
12:50
Air France AF3607
Air France 		18/11/2025
16:48 		9 hours 42 minutes
10:30
Air France AF9905
Air France 		18/11/2025
19:20 		9 hours 30 minutes
12:50
British Airways BA48
British Airways 		18/11/2025
18:50 		9 hours 30 minutes
12:20
Delta DL20
Delta 		18/11/2025
16:48 		9 hours 42 minutes
10:30

Frequently asked questions, answered

How long is the flight from Seattle to London?

On average, nonstop flight takes 9 hour(s) 30 minutes, with the flight distance of 7726 km (4801 miles).

What type of aircraft is used for the KLM KL4815 flight?

All KLM KL4815 flights are operated using Boeing 787-9 aircraft.

Which terminal the flight KLM KL4815 is arriving at?

Flight KLM KL4815 arrives in London Heathrow Airport at Terminal 3.

How many KLM KL4815 flights are operated a week?

7 flights per week. The Flight KLM KL4815 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .