KLM flight KL 4821: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 17:25 Atlanta (ATL) I 06:30 London Heathrow (LHR) 3
KL 4821 Non-stop Airbus A350-1000 (351) 8:05 Effective 2026-03-29 through 2026-10-23
Codeshare flight, operated by Virgin Atlantic.(VS 104)
The flight arrives 1 day after departure.
Sat 17:25 Atlanta (ATL) I 05:30 London Heathrow (LHR) 3
KL 4821 Non-stop Airbus A350-1000 (351) 8:05 Operates only on 2026-10-24
Codeshare flight, operated by Virgin Atlantic.(VS 104)
The flight arrives 1 day after departure.
Mon-Wed,Fri 18:40 New York John F. Kennedy (JFK) 4 06:40 Manchester (MAN) 2
KL 4821 Non-stop Airbus A330-300 (333) 7:00 Valid until 2026-01-09
Codeshare flight, operated by Virgin Atlantic.(VS 128)
The flight arrives 1 day after departure.
Mon-Wed,Fri 18:40 New York John F. Kennedy (JFK) 4 06:40 Manchester (MAN) 2
KL 4821 Non-stop Airbus A330-300 (333) 7:00 Effective 2026-01-13 through 2026-01-19
Codeshare flight, operated by Virgin Atlantic.(VS 128)
The flight arrives 1 day after departure.
Mon-Wed,Fri 18:40 New York John F. Kennedy (JFK) 4 06:40 Manchester (MAN) 2
KL 4821 Non-stop Airbus A330-300 (333) 7:00 Effective 2026-01-21 through 2026-01-27
Codeshare flight, operated by Virgin Atlantic.(VS 128)
The flight arrives 1 day after departure.
Mon-Wed,Fri,Sun 18:40 New York John F. Kennedy (JFK) 4 06:40 Manchester (MAN) 2
KL 4821 Non-stop Airbus A330-300 (333) 7:00 Effective 2026-01-30 through 2026-02-04
Codeshare flight, operated by Virgin Atlantic.(VS 128)
The flight arrives 1 day after departure.
Mon,Tue,Fri,Sun 18:40 New York John F. Kennedy (JFK) 4 06:40 Manchester (MAN) 2
KL 4821 Non-stop Airbus A330-300 (333) 7:00 Effective 2026-02-08 through 2026-02-13
Codeshare flight, operated by Virgin Atlantic.(VS 128)
The flight arrives 1 day after departure.
Mon,Tue,Fri,Sun 18:40 New York John F. Kennedy (JFK) 4 06:40 Manchester (MAN) 2
KL 4821 Non-stop Airbus A330-300 (333) 7:00 Effective 2026-02-16 through 2026-03-03
Codeshare flight, operated by Virgin Atlantic.(VS 128)
The flight arrives 1 day after departure.
Wed,Fri 18:40 New York John F. Kennedy (JFK) 4 06:40 Manchester (MAN) 2
KL 4821 Non-stop Airbus A330-300 (333) 7:00 Effective 2026-03-04 through 2026-03-06
Codeshare flight, operated by Virgin Atlantic.(VS 128)
The flight arrives 1 day after departure.
Mon-Wed,Fri,Sun 19:40 New York John F. Kennedy (JFK) 4 06:40 Manchester (MAN) 2
KL 4821 Non-stop Airbus A330-300 (333) 7:00 Effective 2026-03-08 through 2026-03-27
Codeshare flight, operated by Virgin Atlantic.(VS 128)
The flight arrives 1 day after departure.
Mon,Wed,Fri,Sun 23:25 Washington Dulles (IAD) 10:55 London Heathrow (LHR) 3
KL 4821 Non-stop Airbus A330-900neo (339) 7:30 Effective from 2026-10-25
Codeshare flight, operated by Virgin Atlantic.(VS 22)
The flight arrives 1 day after departure.
Tue,Thu,Sat 23:25 Washington Dulles (IAD) 10:55 London Heathrow (LHR) 3
KL 4821 Non-stop Airbus A330-300 (333) 7:30 Effective from 2026-10-27
Codeshare flight, operated by Virgin Atlantic.(VS 22)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:


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KLM flight KL 4821: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL4821
17:25
Atlanta (ATL) I

06:30(+1)
London Heathrow (LHR) 3
Effective 2026-03-29 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 104)
Duration: 8:05, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4821
17:25
Atlanta (ATL) I

05:30(+1)
London Heathrow (LHR) 3
Operates only on 2026-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 104)
Duration: 8:05, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4821
18:40
New York John F. Kennedy (JFK) 4

06:40(+1)
Manchester (MAN) 2
Valid until 2026-01-09
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 128)
Duration: 7:00, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4821
18:40
New York John F. Kennedy (JFK) 4

06:40(+1)
Manchester (MAN) 2
Effective 2026-01-13 through 2026-01-19
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 128)
Duration: 7:00, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4821
18:40
New York John F. Kennedy (JFK) 4

06:40(+1)
Manchester (MAN) 2
Effective 2026-01-21 through 2026-01-27
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 128)
Duration: 7:00, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4821
18:40
New York John F. Kennedy (JFK) 4

06:40(+1)
Manchester (MAN) 2
Effective 2026-01-30 through 2026-02-04
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 128)
Duration: 7:00, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4821
18:40
New York John F. Kennedy (JFK) 4

06:40(+1)
Manchester (MAN) 2
Effective 2026-02-08 through 2026-02-13
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 128)
Duration: 7:00, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4821
18:40
New York John F. Kennedy (JFK) 4

06:40(+1)
Manchester (MAN) 2
Effective 2026-02-16 through 2026-03-03
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 128)
Duration: 7:00, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4821
18:40
New York John F. Kennedy (JFK) 4

06:40(+1)
Manchester (MAN) 2
Effective 2026-03-04 through 2026-03-06
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 128)
Duration: 7:00, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4821
19:40
New York John F. Kennedy (JFK) 4

06:40(+1)
Manchester (MAN) 2
Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 128)
Duration: 7:00, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4821
23:25
Washington Dulles (IAD)

10:55(+1)
London Heathrow (LHR) 3
Effective from 2026-10-25
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 22)
Duration: 7:30, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4821
23:25
Washington Dulles (IAD)

10:55(+1)
London Heathrow (LHR) 3
Effective from 2026-10-27
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 22)
Duration: 7:30, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - London Heathrow (LHR)
  • New York John F. Kennedy (JFK) - Manchester (MAN)
  • Washington Dulles (IAD) - London Heathrow (LHR)
All KLM flights
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