All airlines flying from Ottawa Macdonald-Cartier (YOW) to London Heathrow (LHR).

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Wed,Fri,Sun 21:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 TAP Air Portugal TP 8048 Non-stop Boeing 787-8 (788) 6:25 Valid until 2026-01-02 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Wed,Fri,Sun 21:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 TAP Air Portugal TP 8048 Non-stop Boeing 787-8 (788) 6:25 Effective 2026-01-07 through 2026-02-20 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Wed,Fri,Sun 21:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 TAP Air Portugal TP 8048 Non-stop Boeing 787-8 (788) 6:25 Effective 2026-02-25 through 2026-03-06 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Wed,Fri,Sun 21:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 United Airlines UA 8090 Non-stop Boeing 787-8 (788) 6:25 Valid until 2026-01-02 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Wed,Fri,Sun 21:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 United Airlines UA 8090 Non-stop Boeing 787-8 (788) 6:25 Effective 2026-01-07 through 2026-02-20 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Wed,Fri,Sun 21:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 United Airlines UA 8090 Non-stop Boeing 787-8 (788) 6:25 Effective 2026-02-25 through 2026-03-06 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Wed,Fri,Sun 22:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 United Airlines UA 8090 Non-stop Boeing 787-8 (788) 6:25 Effective 2026-03-08 through 2026-03-27 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Mon,Thu,Sat 22:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 United Airlines UA 8090 Non-stop Boeing 787-8 (788) 6:25 Effective from 2026-10-26 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Mon,Thu 18:55 Ottawa Macdonald-Cartier (YOW) 06:30 London Heathrow (LHR) 2 Austrian OS 8340 Non-stop Airbus A330-300 (333) 6:35 Effective 2026-03-30 through 2026-05-21 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Mon,Thu 18:55 Ottawa Macdonald-Cartier (YOW) 06:30 London Heathrow (LHR) 2 Austrian OS 8340 Non-stop Airbus A330-300 (333) 6:35 Effective 2026-05-28 through 2026-10-22 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Wed,Sat 21:00 Ottawa Macdonald-Cartier (YOW) 08:35 London Heathrow (LHR) 2 Austrian OS 8340 Non-stop Airbus A330-300 (333) 6:35 Effective 2026-04-01 through 2026-10-21 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Wed,Fri,Sun 21:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 Austrian OS 8340 Non-stop Boeing 787-8 (788) 6:25 Valid until 2026-01-02 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Wed,Fri,Sun 21:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 Austrian OS 8340 Non-stop Boeing 787-8 (788) 6:25 Effective 2026-01-07 through 2026-02-20 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Wed,Fri,Sun 21:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 Austrian OS 8340 Non-stop Boeing 787-8 (788) 6:25 Effective 2026-02-25 through 2026-03-06 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Wed,Fri,Sun 22:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 Austrian OS 8340 Non-stop Boeing 787-8 (788) 6:25 Effective 2026-03-08 through 2026-03-27 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.
Mon,Thu,Sat 22:55 Ottawa Macdonald-Cartier (YOW) 09:20 London Heathrow (LHR) 2 Austrian OS 8340 Non-stop Boeing 787-8 (788) 6:25 Effective from 2026-10-24 Codeshare flight, operated by Air Canada.(AC 888) The flight arrives 1 day after departure.

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An international route departing from Ottawa Macdonald-Cartier airport, Canada (YOW) and arriving at London Heathrow airport, United Kingdom (LHR).
The flight distance is 3320 miles, or 5343 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 6:25 and 7:35.

Return (LHR-YOW) flights

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All airlines flying from Ottawa Macdonald-Cartier (YOW) to London Heathrow (LHR).

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FLIGHT SCHEDULE

Direct Codeshare Flights:

TAP Air Portugal TP8048

21:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

Valid until 2026-01-02

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

TAP Air Portugal TP8048

21:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

Effective 2026-01-07 through 2026-02-20

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

TAP Air Portugal TP8048

21:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

Effective 2026-02-25 through 2026-03-06

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

United Airlines UA8090

21:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

Valid until 2026-01-02

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

United Airlines UA8090

21:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

Effective 2026-01-07 through 2026-02-20

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

United Airlines UA8090

21:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

Effective 2026-02-25 through 2026-03-06

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

United Airlines UA8090

22:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

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

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

United Airlines UA8090

22:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

Effective from 2026-10-26

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun
-

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Austrian OS8340

18:55

Ottawa Macdonald-Cartier (YOW)

06:30(+1)

London Heathrow (LHR) 2

Effective 2026-03-30 through 2026-05-21

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:35, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Austrian OS8340

18:55

Ottawa Macdonald-Cartier (YOW)

06:30(+1)

London Heathrow (LHR) 2

Effective 2026-05-28 through 2026-10-22

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:35, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Austrian OS8340

21:00

Ottawa Macdonald-Cartier (YOW)

08:35(+1)

London Heathrow (LHR) 2

Effective 2026-04-01 through 2026-10-21

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:35, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Austrian OS8340

21:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

Valid until 2026-01-02

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Austrian OS8340

21:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

Effective 2026-01-07 through 2026-02-20

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Austrian OS8340

21:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

Effective 2026-02-25 through 2026-03-06

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Austrian OS8340

22:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

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

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Austrian OS8340

22:55

Ottawa Macdonald-Cartier (YOW)

09:20(+1)

London Heathrow (LHR) 2

Effective from 2026-10-24

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun
-

Codeshare flight, operated by Air Canada. (AC 888)

Duration: 6:25, non-stop
Boeing 787-8 (788)
The flight arrives 1 day after departure.

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An international route departing from Ottawa Macdonald-Cartier airport, Canada (YOW) and arriving at London Heathrow airport, United Kingdom (LHR).
The flight distance is 3320 miles, or 5343 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 6:25 and 7:35.

Return (LHR-YOW) flights

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