| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 03 | JFK | LHR | 18:50 | 05:56 |
En-Route
|
Track > |
| Jun 02 | JFK | LHR | 19:41 | 06:44 |
Landed
|
Track > |
| Jun 01 | JFK | LHR | 19:36 | 06:25 |
Landed
|
Track > |
| May 31 | JFK | LHR | 19:29 | 06:33 |
Landed
|
Track > |
| May 30 | JFK | LHR | 19:48 | 07:12 |
Landed Late
|
Track > |
| May 29 | JFK | LHR | 19:16 | 06:32 |
Landed
|
Track > |
| May 28 | JFK | LHR | 19:22 | 06:40 |
Landed
|
Track > |
| May 27 | JFK | LHR | 19:08 | 06:40 |
Landed
|
Track > |
| May 26 | JFK | LHR | 19:05 | 06:32 |
Landed
|
Track > |
| May 25 | JFK | LHR | 19:17 | 06:32 |
Landed
|
Track > |
KLM Flight KL2503 connects New York, United States to London, United Kingdom, taking off from New York John F. Kennedy International Airport JFK and landing at London Heathrow Airport LHR.
How long is the KL2503 flight from New York to London?
The average flight time from New York to London is 6 hours and 13 minutes. The flight distance is 5539 km / 3442 miles and the average flight speed is 891 km/h / 554 mph.
How many KL2503 flights are operated per week?
6 flights per week. The flight KL2503 is operated on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of KLM Flight KL2503 New York to London?
The Airportia On-Time Performance Rating for KLM Flight KL2503 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight KL2503 arriving at?
Flight KL2503 arrives at London Heathrow Airport (LHR) Terminal 3.
When was the latest KL2503 flight?
The latest flight took off on Thursday, June 4th, 2026 with the flight status being En-Route on 05:56.
How else can the flight KL2503 be referenced as?
This KLM flight can also be referenced as KLM2503, KL 2503, KLM 2503.
How often is flight KL2503 delayed?
On average, 10% of all KL2503 flights are delayed. The average delay is 27 minutes.
Can I get compensation for my delayed or cancelled KL2503 flight or baggage issues?
If your KL2503 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 KL2503 Flight Tracker above for more details.
Other flights departing from New York JFK: AA1174, AF5, BA112, VS10
Other flights arriving at London LHR: BA52, UA929, DL58, VS10
All flights connecting New York JFK to London LHR.
