| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 14 | MIA | LHR | 18:44 | 07:40 |
En-Route
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| Sep 13 | MIA | LHR | 18:49 | 07:40 |
Landed
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| Sep 12 | MIA | LHR | 18:18 | 07:24 |
Landed
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| Sep 11 | MIA | LHR | 18:26 | 06:49 |
Landed
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| Sep 10 | MIA | LHR | 18:34 | 07:14 |
Landed
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| Sep 09 | MIA | LHR | 18:23 | 07:15 |
Landed
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| Sep 08 | MIA | LHR | 19:23 | 07:39 |
Landed
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| Sep 07 | MIA | LHR | 19:22 | 07:46 |
Landed
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| Sep 06 | MIA | LHR | 22:14 | 10:51 |
Delayed
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| Sep 05 | MIA | LHR | 21:18 | 10:10 |
Delayed
|
Track > |
KLM Flight KL4809 connects Miami, United States to London, United Kingdom, taking off from Miami International Airport MIA and landing at London Heathrow Airport LHR.
How long is the KL4809 flight from Miami to London?
The average flight time from Miami to London is 7 hours and 41 minutes. The flight distance is 7108 km / 4417 miles and the average flight speed is 925 km/h / 575 mph.
How many KL4809 flights are operated per week?
6 flights per week. The flight KL4809 is operated on Monday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of KLM Flight KL4809 Miami to London?
The Airportia On-Time Performance Rating for KLM Flight KL4809 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight KL4809 arriving at?
Flight KL4809 arrives at London Heathrow Airport (LHR) Terminal 3.
When was the latest KL4809 flight?
The latest flight took off on Tuesday, September 15th, 2026 with the flight status being En-Route on 07:40.
How else can the flight KL4809 be referenced as?
This KLM flight can also be referenced as KLM4809, KL 4809, KLM 4809.
How often is flight KL4809 delayed?
On average, 20% of all KL4809 flights are delayed. The average delay is 145 minutes.
Can I get compensation for my delayed or cancelled KL4809 flight or baggage issues?
If your KL4809 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our KL4809 Flight Tracker above for more details.
Other flights departing from Miami MIA: AA1689, VS6, AA3246, AC1755
Other flights arriving at London LHR: VS6, AA174, EI152, EW7460
All flights connecting Miami MIA to London LHR.