Iberia flight IB 721: Madrid - London Heathrow

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue,Thu,Fri,Sun 15:45 Madrid (MAD) 4S 17:15 London Heathrow (LHR) 5
IB 721 Non-stop Airbus A330 (330) 2:30 Effective 2026-03-29 through 2026-10-23
Mon,Wed 15:45 Madrid (MAD) 4S 17:15 London Heathrow (LHR) 5
IB 721 Non-stop Airbus A350 (350) 2:30 Effective 2026-03-30 through 2026-07-15
Sat 15:45 Madrid (MAD) 4S 17:15 London Heathrow (LHR) 5
IB 721 Non-stop Airbus A320 (320) 2:30 Effective 2026-04-04 through 2026-10-24
Mon 15:45 Madrid (MAD) 4S 17:15 London Heathrow (LHR) 5
IB 721 Non-stop Airbus A330-200 (332) 2:30 Operates only on 2026-07-20
Mon,Wed 15:45 Madrid (MAD) 4S 17:15 London Heathrow (LHR) 5
IB 721 Non-stop Airbus A350 (350) 2:30 Effective 2026-07-22 through 2026-10-21
Mon,Wed,Fri 15:50 Madrid (MAD) 4S 17:15 London Heathrow (LHR) 5
IB 721 Non-stop Airbus A330 (330) 2:25 Valid until 2026-03-27
Tue,Thu,Sat,Sun 15:50 Madrid (MAD) 4S 17:15 London Heathrow (LHR) 5
IB 721 Non-stop Airbus A350 (350) 2:25 Valid until 2026-03-12
Tue,Thu,Sat 15:50 Madrid (MAD) 4S 17:15 London Heathrow (LHR) 5
IB 721 Non-stop Airbus A350-900 (359) 2:25 Effective 2026-03-14 through 2026-03-28
Sun 15:50 Madrid (MAD) 4S 17:15 London Heathrow (LHR) 5
IB 721 Non-stop Airbus A350 (350) 2:25 Effective 2026-03-15 through 2026-03-22
Daily 15:50 Madrid (MAD) 4S 17:15 London Heathrow (LHR) 5
IB 721 Non-stop Airbus A350-900 (359) 2:25 Effective from 2026-10-25
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Parallax here MAD-LHR


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Iberia flight IB 721:
Madrid - London Heathrow
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Iberia IB721
15:45
Madrid (MAD) 4S

17:15
London Heathrow (LHR) 5
Effective 2026-03-29 through 2026-10-23
Mon
-
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:30, non-stop
Airbus A330 (330)
Direct Flights:
Iberia IB721
15:45
Madrid (MAD) 4S

17:15
London Heathrow (LHR) 5
Effective 2026-03-30 through 2026-07-15
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Airbus A350 (350)
Direct Flights:
Iberia IB721
15:45
Madrid (MAD) 4S

17:15
London Heathrow (LHR) 5
Effective 2026-04-04 through 2026-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Airbus A320 (320)
Direct Flights:
Iberia IB721
15:45
Madrid (MAD) 4S

17:15
London Heathrow (LHR) 5
Operates only on 2026-07-20
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Airbus A330-200 (332)
Direct Flights:
Iberia IB721
15:45
Madrid (MAD) 4S

17:15
London Heathrow (LHR) 5
Effective 2026-07-22 through 2026-10-21
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Airbus A350 (350)
Direct Flights:
Iberia IB721
15:50
Madrid (MAD) 4S

17:15
London Heathrow (LHR) 5
Valid until 2026-03-27
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Airbus A330 (330)
Direct Flights:
Iberia IB721
15:50
Madrid (MAD) 4S

17:15
London Heathrow (LHR) 5
Valid until 2026-03-12
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Duration: 2:25, non-stop
Airbus A350 (350)
Direct Flights:
Iberia IB721
15:50
Madrid (MAD) 4S

17:15
London Heathrow (LHR) 5
Effective 2026-03-14 through 2026-03-28
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Airbus A350-900 (359)
Direct Flights:
Iberia IB721
15:50
Madrid (MAD) 4S

17:15
London Heathrow (LHR) 5
Effective 2026-03-15 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Airbus A350 (350)
Direct Flights:
Iberia IB721
15:50
Madrid (MAD) 4S

17:15
London Heathrow (LHR) 5
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:25, non-stop
Airbus A350-900 (359)
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Parallax here MAD-LHR
  • IB 721 is an international flight departing from Madrid airport, Spain (MAD) and arriving at London Heathrow airport, United Kingdom (LHR).
  • The flight distance is 774 miles, or 1245 km.
  • The timezone of the departure airport is UTC+1 , and the timezone of the arrival airport is UTC+0 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 2:25 and 2:30.
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