| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 02 | LHR | SEA | 11:58 | 13:28 |
En-Route
|
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| Aug 01 | LHR | SEA | 11:57 | 13:35 |
Landed
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| Jul 31 | LHR | SEA | 11:57 | 13:33 |
Landed
|
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| Jul 30 | LHR | SEA | 12:03 | 13:27 |
Landed
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| Jul 29 | LHR | SEA | 11:50 | 13:17 |
Landed
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| Jul 28 | LHR | SEA | 12:04 | 13:37 |
Landed
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| Jul 27 | LHR | SEA | 11:54 | 13:35 |
Landed
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| Jul 26 | LHR | SEA | 12:05 | 13:45 |
Landed
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| Jul 25 | LHR | SEA | 13:48 | 15:27 |
Delayed
|
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| Jul 24 | LHR | SEA | 12:04 | 13:20 |
Landed
|
Track > |
KLM Flight KL4828 connects London, United Kingdom to Seattle, United States, taking off from London Heathrow Airport LHR and landing at Seattle Tacoma International Airport SEA.
How long is the KL4828 flight from London to Seattle?
The average flight time from London to Seattle is 9 hours and 32 minutes. The flight distance is 7701 km / 4785 miles and the average flight speed is 807 km/h / 502 mph.
How many KL4828 flights are operated per week?
7 flights per week. The flight KL4828 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of KLM Flight KL4828 London to Seattle?
The Airportia On-Time Performance Rating for KLM Flight KL4828 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest KL4828 flight?
The latest flight took off on Sunday, August 2nd, 2026 with the flight status being En-Route on 13:28.
How else can the flight KL4828 be referenced as?
This KLM flight can also be referenced as KLM4828, KL 4828, KLM 4828.
How often is flight KL4828 delayed?
On average, 10% of all KL4828 flights are delayed. The average delay is 87 minutes.
Can I get compensation for my delayed or cancelled KL4828 flight or baggage issues?
If your KL4828 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 KL4828 Flight Tracker above for more details.
Other flights departing from London LHR: BA356, BA718, BA281, VS105
Other flights arriving at Seattle SEA: VS105, DL2922, OO3878, QX2306
All flights connecting London LHR to Seattle SEA.