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Ottawa International Airport to Heathrow Airport flight

Explore the cheapest one-way and round-trip flights from Ottawa International Airport to Heathrow Airport over the next 90 days, with one-way fares from €300 and round-trip from €545. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        YOW 9:00 PM
        6h 35m
        Nonstop
        LHR 8:35 AM
        Ottawa - London | Wed, Sep 23 | Air Canada
        LHR 2:10 PM
        7h 55m
        Nonstop
        YOW 5:05 PM
        London - Ottawa | Wed, Sep 30 | Air Canada
        €553 €683
        19% off
        19% off
        €683 €553
      • YOW 6:55 PM
        6h 35m
        Nonstop
        LHR 6:30 AM
        Ottawa - London | Thu, Oct 8 | Air Canada
        LHR 9:30 AM
        7h 55m
        Nonstop
        YOW 12:25 PM
        London - Ottawa | Mon, Oct 12 | Air Canada
        €554 €683
        19% off
        19% off
        €683 €554
      • YOW 3:10 PM
        10h 20m
        1 stop
        LHR 6:30 AM
        Ottawa - London | Fri, Oct 2 | Air Canada
        LHR 12:40 PM
        11h 10m
        1 stop
        YOW 6:50 PM
        London - Ottawa | Tue, Oct 6 | Air Canada
        €545 €683
        20% off
        20% off
        €683 €545
      • YOW 2:35 PM
        10h 55m
        1 stop
        LHR 6:30 AM
        Ottawa - London | Wed, Sep 30 | Air Canada
        LHR 2:05 PM
        10h 40m
        1 stop
        YOW 7:45 PM
        London - Ottawa | Sun, Oct 4 | Air Canada
        €548
        20% off
        €683 €548
      • YOW 9:00 PM
        6h 35m
        Nonstop
        LHR 8:35 AM
        Ottawa - London | Mon, Sep 28 | Air Canada
        LHR 12:40 PM
        11h 10m
        1 stop
        YOW 6:50 PM
        London - Ottawa | Mon, Oct 5 | Air Canada
        €553
        19% off
        €683 €553
      • YOW 6:55 PM
        6h 35m
        Nonstop
        LHR 6:30 AM
        Ottawa - London | Tue, Oct 13 | Air Canada
        LHR 2:10 PM
        15h 35m
        1 stop
        YOW 12:45 AM
        London - Ottawa | Sat, Oct 17 | Air Canada
        €553
        19% off
        €683 €553
      • YOW 6:55 PM
        6h 35m
        Nonstop
        LHR 6:30 AM
        Ottawa - London | Tue, Sep 29 | Air Canada
        LHR 2:05 PM
        11h 39m
        1 stop
        YOW 8:44 PM
        London - Ottawa | Sun, Oct 4 | Lufthansa
        €553
        19% off
        €683 €553
      • YOW 2:45 PM
        10h 45m
        1 stop
        LHR 6:30 AM
        Ottawa - London | Fri, Oct 16 | Air Canada
        LHR 9:30 AM
        9h 24m
        1 stop
        YOW 1:54 PM
        London - Ottawa | Fri, Oct 23 | Air Canada
        €553
        19% off
        €683 €553
      • YOW 12:15 PM
        27h 45m
        1 stop
        LHR 9:00 PM
        Ottawa - London | Fri, Sep 25 | Air Canada
        LHR 12:40 PM
        24h 45m
        1 stop
        YOW 8:25 AM
        London - Ottawa | Wed, Sep 30 | Air Canada
        €556
        19% off
        €683 €556
      • YOW 6:55 PM
        6h 35m
        Nonstop
        LHR 6:30 AM
        Ottawa - London | Tue, Oct 6 | Air Canada
        LHR 12:40 PM
        11h 10m
        1 stop
        YOW 6:50 PM
        London - Ottawa | Sat, Oct 10 | Air Canada
        €557
        18% off
        €683 €557
      • YOW 12:15 PM
        27h 45m
        1 stop
        LHR 9:00 PM
        Ottawa - London | Wed, Oct 21 | Air Canada
        LHR 9:30 AM
        7h 55m
        Nonstop
        YOW 12:25 PM
        London - Ottawa | Tue, Oct 27 | Air Canada
        €557
        18% off
        €683 €557
      • YOW 7:30 PM
        9h 30m
        1 stop
        LHR 10:00 AM
        Ottawa - London | Sun, Oct 11 | Air Canada
        LHR 12:40 PM
        11h 10m
        1 stop
        YOW 6:50 PM
        London - Ottawa | Sun, Oct 18 | Air Canada
        €558
        18% off
        €683 €558
      • YOW 8:50 AM
        31h 10m
        1 stop
        LHR 9:00 PM
        Ottawa - London | Thu, Oct 1 | Air Canada
        LHR 2:10 PM
        7h 55m
        Nonstop
        YOW 5:05 PM
        London - Ottawa | Thu, Oct 8 | Lufthansa
        €559
        18% off
        €683 €559
      • YOW 2:35 PM
        10h 55m
        1 stop
        LHR 6:30 AM
        Ottawa - London | Wed, Oct 7 | Air Canada
        LHR 9:30 AM
        7h 55m
        Nonstop
        YOW 12:25 PM
        London - Ottawa | Sat, Oct 10 | Lufthansa
        €560
        18% off
        €683 €560
      • YOW 1:00 PM
        17h 25m
        1 stop
        LON 2:00 PM
        Ottawa - London | Fri, Sep 18 | Normal Airline
        LON 3:00 PM
        6h
        Nonstop
        YOW 4:00 PM
        London - Ottawa | Sun, Sep 20 | Normal Airline
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        Find more flights
      • Cheapest nonstop
        YOW 6:55 PM
        6h 35m
        Nonstop
        LHR 6:30 AM
        Ottawa - London | Mon, Oct 5 | Air Canada
        €576 €721
        20% off
        20% off
        €721 €576
      • YOW 6:50 PM
        6h 40m
        Nonstop
        LHR 6:30 AM
        Ottawa - London | Mon, Nov 2 | Air Canada
        €591 €721
        18% off
        18% off
        €721 €591
      • YOW 8:15 PM
        34h 50m
        1 stop
        LHR 12:05 PM
        Ottawa - London | Sun, Nov 1 | WestJet
        €300 €721
        57% off
        57% off
        €721 €300
      • YOW 8:15 PM
        34h 50m
        1 stop
        LHR 12:05 PM
        Ottawa - London | Tue, Nov 10 | WestJet
        €317
        56% off
        €721 €317
      • YOW 6:10 AM
        26h 40m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Fri, Nov 13 | WestJet
        €328
        55% off
        €721 €328
      • YOW 4:15 PM
        14h 50m
        1 stop
        LHR 12:05 PM
        Ottawa - London | Wed, Nov 11 | WestJet
        €351
        51% off
        €721 €351
      • YOW 7:20 AM
        23h 45m
        1 stop
        LHR 12:05 PM
        Ottawa - London | Mon, Nov 9 | WestJet
        €358
        50% off
        €721 €358
      • YOW 7:20 AM
        23h 45m
        1 stop
        LHR 12:05 PM
        Ottawa - London | Sat, Nov 7 | WestJet
        €362
        50% off
        €721 €362
      • YOW 6:55 AM
        18h 40m
        1 stop
        LHR 6:35 AM
        Ottawa - London | Tue, Oct 20 | WestJet
        €366
        49% off
        €721 €366
      • YOW 6:55 AM
        23h 55m
        1 stop
        LHR 11:50 AM
        Ottawa - London | Sun, Oct 25 | WestJet
        €367
        49% off
        €721 €367
      • YOW 6:50 AM
        18h 45m
        1 stop
        LHR 6:35 AM
        Ottawa - London | Tue, Oct 27 | WestJet
        €373
        48% off
        €721 €373
      • YOW 8:15 PM
        34h 50m
        1 stop
        LHR 12:05 PM
        Ottawa - London | Sat, Oct 31 | WestJet
        €374
        48% off
        €721 €374
      • YOW 6:50 AM
        18h 45m
        1 stop
        LHR 6:35 AM
        Ottawa - London | Sun, Nov 8 | WestJet
        €388
        46% off
        €721 €388
      • YOW 7:20 AM
        23h 45m
        1 stop
        LHR 12:05 PM
        Ottawa - London | Mon, Nov 2 | WestJet
        €396
        45% off
        €721 €396
      • YOW 1:00 PM
        17h 25m
        1 stop
        LON 2:00 PM
        Ottawa - London | Fri, Sep 18 | Normal Airline
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Displayed flight fares from Ottawa International Airport to Heathrow Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Ottawa International Airport to Heathrow Airport?

The cheapest airline flying from Ottawa International Airport to Heathrow Airport is Porter Airlines (from €372) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Porter Airlines
From €372
WestJet
From €374
Air Canada
From €405
Air Transat
From €408
British Airways
From €450
Aer Lingus
From €450
TAP Air Portugal
From €508
Lufthansa
From €554
Virgin Atlantic
From €565
Austrian Airlines
From €584

Find more flights and airlines

What is the flight schedule from Ottawa International Airport to Heathrow Airport?

Check the schedule for flights from Ottawa to London and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. WS589

    Ottawa International Airport

    6:25 PM

    YOW

    1h 10m

    Nonstop

    7:35 PM

    YYZ

    - M T W T F S
    Search

  2. AC858

    Toronto Pearson International Airport

    11:50 PM

    YYZ

    7h

    Nonstop

    11:50 AM

    LHR

    S M T W T F S

  3. WS589

    Ottawa International Airport

    6:25 PM

    YOW

    1h 10m

    Nonstop

    7:35 PM

    YYZ

    - M T W T F S
    Search

  4. WS046

    Toronto Pearson International Airport

    9:35 PM

    YYZ

    6h 45m

    Nonstop

    9:20 AM

    DUB

    - M T W T F -

  5. EI164

    Dublin Airport

    12:00 PM

    DUB

    1h 30m

    Nonstop

    1:30 PM

    LHR

    S M T W T F S

  6. PD2447

    Ottawa International Airport

    2:00 PM

    YOW

    1h 5m

    Nonstop

    3:05 PM

    YHM

    S M T W T F S
    Search

  7. AC852

    Toronto Pearson International Airport

    9:35 PM

    YYZ

    7h

    Nonstop

    9:35 AM

    LHR

    S M T W T F S

  8. WS617

    Ottawa International Airport

    4:15 PM

    YOW

    4h 30m

    Nonstop

    6:45 PM

    YYC

    S M T W T F S
    Search

  9. WS002

    Calgary Intl. Airport

    8:35 PM

    YYC

    8h 30m

    Nonstop

    12:05 PM

    LHR

    S M T W T F S

  10. WS589

    Ottawa International Airport

    6:25 PM

    YOW

    1h 10m

    Nonstop

    7:35 PM

    YYZ

    - M T W T F S
    Search

  11. WS046

    Toronto Pearson International Airport

    9:35 PM

    YYZ

    6h 45m

    Nonstop

    9:20 AM

    DUB

    - M T W T F -

  12. EI166

    Dublin Airport

    1:30 PM

    DUB

    1h 30m

    Nonstop

    3:00 PM

    LHR

    S M T W T F S

  13. PD271

    Ottawa International Airport

    2:00 PM

    YOW

    4h 30m

    Nonstop

    4:30 PM

    YYC

    S M T W T F S
    Search

  14. WS002

    Calgary Intl. Airport

    8:35 PM

    YYC

    8h 30m

    Nonstop

    12:05 PM

    LHR

    S M T W T F S

  15. WS893

    Ottawa International Airport

    6:55 AM

    YOW

    1h 5m

    Nonstop

    8:00 AM

    YYZ

    S M T W T F S
    Search

  16. AC854

    Toronto Pearson International Airport

    6:35 PM

    YYZ

    7h

    Nonstop

    6:35 AM

    LHR

    S M T W T F S

  17. PD269

    Ottawa International Airport

    8:35 AM

    YOW

    4h 30m

    Nonstop

    11:05 AM

    YYC

    S - - W T F S
    Search

  18. WS002

    Calgary Intl. Airport

    8:35 PM

    YYC

    8h 30m

    Nonstop

    12:05 PM

    LHR

    S M T W T F S

  19. TS7115

    Ottawa International Airport

    8:35 AM

    YOW

    4h 30m

    Nonstop

    11:05 AM

    YYC

    S - - W T F S
    Search

  20. WS002

    Calgary Intl. Airport

    8:35 PM

    YYC

    8h 30m

    Nonstop

    12:05 PM

    LHR

    S M T W T F S

  21. WS613

    Ottawa International Airport

    7:20 AM

    YOW

    4h 30m

    Nonstop

    9:50 AM

    YYC

    S M T W T F S
    Search

  22. WS002

    Calgary Intl. Airport

    8:35 PM

    YYC

    8h 30m

    Nonstop

    12:05 PM

    LHR

    S M T W T F S
Find more flights and airlines

About Ottawa International Airport and Heathrow Airport

Learn about Ottawa International Airport (YOW) and Heathrow Airport (LHR) — including location, terminals, transportation, and travel tips.

Flight distance5,353.14 km
Cheapest one-way ticket price€300
Cheapest return ticket price€545

FAQs for Ottawa International Airport to Heathrow Airport Flights

  • How long is the flight from Ottawa International Airport to Heathrow Airport?

    Ottawa International Airport to Heathrow Airport takes about 6 hours 17 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 2 daily flights from Ottawa International Airport (YOW) to Heathrow Airport (LHR).
  • The earliest flight from Ottawa International Airport to Heathrow Airport departs at 18:55, and the last departs at 21:00, with about 10 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Ottawa International Airport (YOW) to Heathrow Airport (LHR) is quite popular. Without considering departure times or holidays, tickets cost around €700 in October, the most expensive month to book this route.
  • The latest flight departs from Ottawa International Airport (YOW) at 18:55 and arrives in Heathrow Airport (LHR) at 06:30.
    • The distance from London Gatwick Airport to downtown is about 39 km. It takes about 50 minutes by taxi.
    • The distance from Heathrow Airport to downtown is about 23 km. It takes about 40 minutes by taxi.
    • The distance from London Luton Airport to downtown is about 44 km. It takes about 1 hour by taxi.
  • Air Canada is a very popular airline operating an average of 80 flights per month.
  • Yes. AEGEAN, Air Canada, Lufthansa, Middle East Airlines and Austrian Airlines operate direct flights from Ottawa International Airport to Heathrow Airport, with an average flight time of 11 hours 24 minutes, and around 6 weekly flights. Actual flight frequency may vary by season.

Popular Destinations

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.