Iberia flights from Washington Dulles (IAD) to London Heathrow (LHR).

FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Wed-Sun 17:40 Washington Dulles (IAD) 06:20 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Boeing 777 (777) 7:40 Effective 2026-03-29 through 2026-04-06 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Tue 17:40 Washington Dulles (IAD) 06:20 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Boeing 777-300ER (77W) 7:40 Operates only on 2026-03-31 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Daily 17:40 Washington Dulles (IAD) 06:20 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Boeing 777 (777) 7:40 Effective 2026-04-07 through 2026-10-23 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Sat 17:40 Washington Dulles (IAD) 05:20 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Boeing 777 (777) 7:40 Operates only on 2026-10-24 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Mon-Fri 18:20 Washington Dulles (IAD) 06:30 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Airbus A350-1000 (351) 7:10 Effective 2026-01-05 through 2026-01-09 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Daily 18:20 Washington Dulles (IAD) 06:30 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Boeing 777 (777) 7:10 Effective 2026-01-10 through 2026-01-18 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Daily 18:20 Washington Dulles (IAD) 06:30 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Airbus A350-1000 (351) 7:10 Effective 2026-01-19 through 2026-01-25 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Daily 18:20 Washington Dulles (IAD) 06:30 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Boeing 777 (777) 7:10 Effective 2026-01-26 through 2026-02-08 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Daily 18:20 Washington Dulles (IAD) 06:30 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Airbus A350-1000 (351) 7:10 Effective 2026-02-09 through 2026-03-07 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Daily 19:20 Washington Dulles (IAD) 06:30 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Airbus A350-1000 (351) 7:10 Effective 2026-03-08 through 2026-03-27 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Sat 19:20 Washington Dulles (IAD) 07:30 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Boeing 777 (777) 7:10 Operates only on 2026-03-28 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Daily 19:20 Washington Dulles (IAD) 06:30 London Heathrow (LHR) 5 Iberia IB 3589 Non-stop Boeing 787-10 (781) 7:10 Effective from 2026-10-25 Codeshare flight, operated by British Airways.(BA 216) The flight arrives 1 day after departure.
Sun 21:45 Washington Dulles (IAD) 10:00 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 787-10 (781) 7:15 Valid until 2026-01-04 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Mon-Sat 21:45 Washington Dulles (IAD) 10:00 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 787-9 (789) 7:15 Valid until 2026-01-10 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Daily 21:45 Washington Dulles (IAD) 10:00 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 787-9 (789) 7:15 Effective 2026-01-11 through 2026-02-15 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Daily 21:45 Washington Dulles (IAD) 10:00 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 787-9 (789) 7:15 Effective 2026-02-23 through 2026-03-07 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Tue,Sat 22:25 Washington Dulles (IAD) 10:50 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 787-9 (789) 7:25 Effective 2026-03-28 through 2026-03-31 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Mon,Wed,Sun 22:25 Washington Dulles (IAD) 10:50 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 787-10 (781) 7:25 Effective 2026-03-29 through 2026-04-01 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Mon,Tue,Thu-Sun 22:25 Washington Dulles (IAD) 10:50 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 777-300ER (77W) 7:25 Effective 2026-04-02 through 2026-04-14 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Wed 22:25 Washington Dulles (IAD) 10:50 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 777 (777) 7:25 Operates only on 2026-04-08 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Tue-Fri 22:25 Washington Dulles (IAD) 10:50 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 777-300ER (77W) 7:25 Effective 2026-04-15 through 2026-04-24 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Mon,Sat,Sun 22:25 Washington Dulles (IAD) 10:50 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 777 (777) 7:25 Effective 2026-04-18 through 2026-04-20 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Daily 22:25 Washington Dulles (IAD) 10:50 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 777-300ER (77W) 7:25 Effective 2026-04-25 through 2026-06-16 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Wed 22:25 Washington Dulles (IAD) 10:50 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 777 (777) 7:25 Operates only on 2026-06-17 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Daily 22:25 Washington Dulles (IAD) 10:50 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 777-300ER (77W) 7:25 Effective 2026-06-18 through 2026-10-23 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Sun 22:45 Washington Dulles (IAD) 10:00 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 787-9 (789) 7:15 Operates only on 2026-03-08 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Daily 22:45 Washington Dulles (IAD) 10:00 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 777 (777) 7:15 Effective 2026-03-09 through 2026-03-21 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Mon-Fri,Sun 22:45 Washington Dulles (IAD) 10:00 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 787-9 (789) 7:15 Effective 2026-03-22 through 2026-03-27 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Sat 22:45 Washington Dulles (IAD) 10:00 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 777-300ER (77W) 7:15 Operates only on 2026-10-24 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.
Daily 22:45 Washington Dulles (IAD) 10:00 London Heathrow (LHR) 5 Iberia IB 3631 Non-stop Boeing 787-10 (781) 7:15 Effective from 2026-10-25 Codeshare flight, operated by British Airways.(BA 292) The flight arrives 1 day after departure.

An international route departing from Washington Dulles airport, United States (IAD) and arriving at London Heathrow airport, United Kingdom (LHR).
The flight distance is 3665 miles, or 5898 km.
The timezone of the departure airport is UTC-5 , 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 7:10 and 7:40.

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FLIGHT SCHEDULE

Direct Codeshare Flights:

Iberia IB3589

17:40

Washington Dulles (IAD)

06:20(+1)

London Heathrow (LHR) 5

Effective 2026-03-29 through 2026-04-06

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:40, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3589

17:40

Washington Dulles (IAD)

06:20(+1)

London Heathrow (LHR) 5

Operates only on 2026-03-31

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:40, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3589

17:40

Washington Dulles (IAD)

06:20(+1)

London Heathrow (LHR) 5

Effective 2026-04-07 through 2026-10-23

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:40, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3589

17:40

Washington Dulles (IAD)

05:20(+1)

London Heathrow (LHR) 5

Operates only on 2026-10-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:40, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3589

18:20

Washington Dulles (IAD)

06:30(+1)

London Heathrow (LHR) 5

Effective 2026-01-05 through 2026-01-09

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:10, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3589

18:20

Washington Dulles (IAD)

06:30(+1)

London Heathrow (LHR) 5

Effective 2026-01-10 through 2026-01-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:10, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3589

18:20

Washington Dulles (IAD)

06:30(+1)

London Heathrow (LHR) 5

Effective 2026-01-19 through 2026-01-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:10, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3589

18:20

Washington Dulles (IAD)

06:30(+1)

London Heathrow (LHR) 5

Effective 2026-01-26 through 2026-02-08

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:10, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3589

18:20

Washington Dulles (IAD)

06:30(+1)

London Heathrow (LHR) 5

Effective 2026-02-09 through 2026-03-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:10, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3589

19:20

Washington Dulles (IAD)

06:30(+1)

London Heathrow (LHR) 5

Effective 2026-03-08 through 2026-03-27

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:10, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3589

19:20

Washington Dulles (IAD)

07:30(+1)

London Heathrow (LHR) 5

Operates only on 2026-03-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:10, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3589

19:20

Washington Dulles (IAD)

06:30(+1)

London Heathrow (LHR) 5

Effective from 2026-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 216)

Duration: 7:10, non-stop
Boeing 787-10 (781)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

21:45

Washington Dulles (IAD)

10:00(+1)

London Heathrow (LHR) 5

Valid until 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:15, non-stop
Boeing 787-10 (781)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

21:45

Washington Dulles (IAD)

10:00(+1)

London Heathrow (LHR) 5

Valid until 2026-01-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:15, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

21:45

Washington Dulles (IAD)

10:00(+1)

London Heathrow (LHR) 5

Effective 2026-01-11 through 2026-02-15

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:15, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

21:45

Washington Dulles (IAD)

10:00(+1)

London Heathrow (LHR) 5

Effective 2026-02-23 through 2026-03-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:15, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:25

Washington Dulles (IAD)

10:50(+1)

London Heathrow (LHR) 5

Effective 2026-03-28 through 2026-03-31

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:25, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:25

Washington Dulles (IAD)

10:50(+1)

London Heathrow (LHR) 5

Effective 2026-03-29 through 2026-04-01

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:25, non-stop
Boeing 787-10 (781)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:25

Washington Dulles (IAD)

10:50(+1)

London Heathrow (LHR) 5

Effective 2026-04-02 through 2026-04-14

Mon

Tue

Wed
-

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:25, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:25

Washington Dulles (IAD)

10:50(+1)

London Heathrow (LHR) 5

Operates only on 2026-04-08

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:25, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:25

Washington Dulles (IAD)

10:50(+1)

London Heathrow (LHR) 5

Effective 2026-04-15 through 2026-04-24

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:25, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:25

Washington Dulles (IAD)

10:50(+1)

London Heathrow (LHR) 5

Effective 2026-04-18 through 2026-04-20

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:25, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:25

Washington Dulles (IAD)

10:50(+1)

London Heathrow (LHR) 5

Effective 2026-04-25 through 2026-06-16

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:25, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:25

Washington Dulles (IAD)

10:50(+1)

London Heathrow (LHR) 5

Operates only on 2026-06-17

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:25, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:25

Washington Dulles (IAD)

10:50(+1)

London Heathrow (LHR) 5

Effective 2026-06-18 through 2026-10-23

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:25, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:45

Washington Dulles (IAD)

10:00(+1)

London Heathrow (LHR) 5

Operates only on 2026-03-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:15, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:45

Washington Dulles (IAD)

10:00(+1)

London Heathrow (LHR) 5

Effective 2026-03-09 through 2026-03-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:15, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:45

Washington Dulles (IAD)

10:00(+1)

London Heathrow (LHR) 5

Effective 2026-03-22 through 2026-03-27

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:15, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:45

Washington Dulles (IAD)

10:00(+1)

London Heathrow (LHR) 5

Operates only on 2026-10-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:15, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Iberia IB3631

22:45

Washington Dulles (IAD)

10:00(+1)

London Heathrow (LHR) 5

Effective from 2026-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by British Airways. (BA 292)

Duration: 7:15, non-stop
Boeing 787-10 (781)
The flight arrives 1 day after departure.

An international route departing from Washington Dulles airport, United States (IAD) and arriving at London Heathrow airport, United Kingdom (LHR).
The flight distance is 3665 miles, or 5898 km.
The timezone of the departure airport is UTC-5 , 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 7:10 and 7:40.

All IAD-LHR flights

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