KLM flight KL 4803: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 17:40 Orlando (MCO) A 07:15 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A350-1000 (351) 8:35 Effective 2026-03-29 through 2026-10-23
Codeshare flight, operated by Virgin Atlantic.(VS 136)
The flight arrives 1 day after departure.
Sat 17:40 Orlando (MCO) A 07:15 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A350-1000 (351) 9:35 Operates only on 2026-10-24
Codeshare flight, operated by Virgin Atlantic.(VS 136)
The flight arrives 1 day after departure.
Daily 18:45 Orlando (MCO) A 07:00 Manchester (MAN) 2
KL 4803 Non-stop Airbus A330-300 (333) 8:15 Effective from 2026-10-25
Codeshare flight, operated by Virgin Atlantic.(VS 74)
The flight arrives 1 day after departure.
Mon-Sat 20:00 Boston Logan (BOS) E 07:50 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A330-900neo (339) 6:50 Valid until 2026-01-17
Codeshare flight, operated by Virgin Atlantic.(VS 158)
The flight arrives 1 day after departure.
Sun 20:00 Boston Logan (BOS) E 07:50 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A330-300 (333) 6:50 Effective 2026-01-04 through 2026-01-11
Codeshare flight, operated by Virgin Atlantic.(VS 158)
The flight arrives 1 day after departure.
Mon-Thu,Sat,Sun 20:00 Boston Logan (BOS) E 07:50 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A330-900neo (339) 6:50 Effective 2026-01-18 through 2026-01-24
Codeshare flight, operated by Virgin Atlantic.(VS 158)
The flight arrives 1 day after departure.
Fri,Sun 20:00 Boston Logan (BOS) E 07:50 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A330-300 (333) 6:50 Effective 2026-01-23 through 2026-01-25
Codeshare flight, operated by Virgin Atlantic.(VS 158)
The flight arrives 1 day after departure.
Daily 20:00 Boston Logan (BOS) E 07:50 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A330-900neo (339) 6:50 Effective 2026-01-26 through 2026-02-28
Codeshare flight, operated by Virgin Atlantic.(VS 158)
The flight arrives 1 day after departure.
Sun 20:00 Boston Logan (BOS) E 07:50 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A330-300 (333) 6:50 Operates only on 2026-03-01
Codeshare flight, operated by Virgin Atlantic.(VS 158)
The flight arrives 1 day after departure.
Mon-Sat 20:00 Boston Logan (BOS) E 07:50 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A330-900neo (339) 6:50 Effective 2026-03-02 through 2026-03-07
Codeshare flight, operated by Virgin Atlantic.(VS 158)
The flight arrives 1 day after departure.
Sun 21:00 Boston Logan (BOS) E 07:50 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A330-300 (333) 6:50 Effective 2026-03-08 through 2026-03-22
Codeshare flight, operated by Virgin Atlantic.(VS 158)
The flight arrives 1 day after departure.
Mon-Sat 21:00 Boston Logan (BOS) E 07:50 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A330-900neo (339) 6:50 Effective 2026-03-09 through 2026-03-27
Codeshare flight, operated by Virgin Atlantic.(VS 158)
The flight arrives 1 day after departure.
Sat 21:00 Boston Logan (BOS) E 08:50 London Heathrow (LHR) 3
KL 4803 Non-stop Airbus A330-900neo (339) 6:50 Operates only on 2026-03-28
Codeshare flight, operated by Virgin Atlantic.(VS 158)
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 4803: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL4803
17:40
Orlando (MCO) A

07:15(+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 136)
Duration: 8:35, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
17:40
Orlando (MCO) A

07:15(+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 136)
Duration: 9:35, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
18:45
Orlando (MCO) A

07:00(+1)
Manchester (MAN) 2
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 74)
Duration: 8:15, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
20:00
Boston Logan (BOS) E

07:50(+1)
London Heathrow (LHR) 3
Valid until 2026-01-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 158)
Duration: 6:50, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
20:00
Boston Logan (BOS) E

07:50(+1)
London Heathrow (LHR) 3
Effective 2026-01-04 through 2026-01-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 158)
Duration: 6:50, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
20:00
Boston Logan (BOS) E

07:50(+1)
London Heathrow (LHR) 3
Effective 2026-01-18 through 2026-01-24
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 158)
Duration: 6:50, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
20:00
Boston Logan (BOS) E

07:50(+1)
London Heathrow (LHR) 3
Effective 2026-01-23 through 2026-01-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 158)
Duration: 6:50, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
20:00
Boston Logan (BOS) E

07:50(+1)
London Heathrow (LHR) 3
Effective 2026-01-26 through 2026-02-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 158)
Duration: 6:50, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
20:00
Boston Logan (BOS) E

07:50(+1)
London Heathrow (LHR) 3
Operates only on 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 158)
Duration: 6:50, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
20:00
Boston Logan (BOS) E

07:50(+1)
London Heathrow (LHR) 3
Effective 2026-03-02 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 158)
Duration: 6:50, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
21:00
Boston Logan (BOS) E

07:50(+1)
London Heathrow (LHR) 3
Effective 2026-03-08 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 158)
Duration: 6:50, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
21:00
Boston Logan (BOS) E

07:50(+1)
London Heathrow (LHR) 3
Effective 2026-03-09 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 158)
Duration: 6:50, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
KLM KL4803
21:00
Boston Logan (BOS) E

08:50(+1)
London Heathrow (LHR) 3
Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 158)
Duration: 6:50, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Boston Logan (BOS) - London Heathrow (LHR)
  • Orlando (MCO) - London Heathrow (LHR)
  • Orlando (MCO) - Manchester (MAN)
All KLM flights
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