Trip.com
>
Flights
>
Flights to United Kingdom
>
Flights to Greater London
>
Flights to London
>
Ottawa to London flight
>
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 €233 and round-trip from €562. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        YOW 6:55 PM
        6h 35m
        Nonstop
        LHR 6:30 AM
        Ottawa - London | Thu, Oct 15 | Air Canada
        LHR 9:30 AM
        7h 55m
        Nonstop
        YOW 12:25 PM
        London - Ottawa | Mon, Oct 19 | Air Canada
        €585 €810
        28% off
        28% off
        €810 €585
      • YOW 6:00 AM
        23h
        1 stop
        LHR 10:00 AM
        Ottawa - London | Mon, Oct 12 | Air Canada
        LHR 9:30 AM
        7h 55m
        Nonstop
        YOW 12:25 PM
        London - Ottawa | Mon, Oct 19 | Lufthansa
        €562 €810
        31% off
        31% off
        €810 €562
      • YOW 5:30 PM
        22h 30m
        1 stop
        LHR 9:00 PM
        Ottawa - London | Tue, Oct 13 | Air Canada
        LHR 12:40 PM
        24h 45m
        1 stop
        YOW 8:25 AM
        London - Ottawa | Tue, Oct 20 | Air Canada
        €564 €810
        30% off
        30% off
        €810 €564
      • YOW 5:50 PM
        11h 10m
        1 stop
        LHR 10:00 AM
        Ottawa - London | Sun, Oct 11 | Air Canada
        LHR 9:30 AM
        7h 55m
        Nonstop
        YOW 12:25 PM
        London - Ottawa | Thu, Oct 15 | Air Canada
        €574
        28% off
        €810 €574
      • YOW 6:55 PM
        6h 35m
        Nonstop
        LHR 6:30 AM
        Ottawa - London | Thu, Oct 8 | Air Canada
        LHR 12:40 PM
        24h 45m
        1 stop
        YOW 8:25 AM
        London - Ottawa | Tue, Oct 13 | Air Canada
        €575
        28% off
        €810 €575
      • YOW 6:25 PM
        18h 10m
        1 stop
        LHR 4:35 PM
        Ottawa - London | Sun, Oct 25 | Virgin Atlantic
        LGW 10:00 AM
        10h 5m
        1 stop
        YOW 4:05 PM
        London - Ottawa | Fri, Oct 30 | Virgin Atlantic
        €583
        28% off
        €810 €583
      • YOW 5:10 PM
        15h 35m
        1 stop
        LHR 1:45 PM
        Ottawa - London | Wed, Nov 4 | Virgin Atlantic
        LHR 8:55 AM
        11h 5m
        1 stop
        YOW 3:00 PM
        London - Ottawa | Wed, Nov 11 | Virgin Atlantic
        €584
        28% off
        €810 €584
      • YOW 7:30 PM
        9h 30m
        1 stop
        LHR 10:00 AM
        Ottawa - London | Mon, Oct 12 | Lufthansa
        LHR 9:30 AM
        7h 55m
        Nonstop
        YOW 12:25 PM
        London - Ottawa | Mon, Oct 19 | Air Canada
        €587
        28% off
        €810 €587
      • YOW 6:01 PM
        11h 24m
        1 stop
        LHR 10:25 AM
        Ottawa - London | Sat, Oct 10 | United Airlines
        LHR 9:30 AM
        9h 28m
        1 stop
        YOW 1:58 PM
        London - Ottawa | Tue, Oct 13 | Lufthansa
        €588
        27% off
        €810 €588
      • YOW 5:10 PM
        9h 45m
        1 stop
        LHR 7:55 AM
        Ottawa - London | Wed, Oct 21 | Virgin Atlantic
        LHR 8:55 AM
        11h 10m
        1 stop
        YOW 4:05 PM
        London - Ottawa | Wed, Oct 28 | Virgin Atlantic
        €589
        27% off
        €810 €589
      • YOW 3:10 PM
        25h 15m
        1 stop
        LHR 9:25 PM
        Ottawa - London | Fri, Oct 9 | United Airlines
        LHR 2:10 PM
        7h 55m
        Nonstop
        YOW 5:05 PM
        London - Ottawa | Wed, Oct 14 | Air Canada
        €590
        27% off
        €810 €590
      • YOW 6:05 AM
        10h 30m
        1 stop
        LHR 9:35 PM
        Ottawa - London | Mon, Oct 12 | United Airlines
        LHR 9:30 AM
        7h 55m
        Nonstop
        YOW 12:25 PM
        London - Ottawa | Mon, Oct 19 | Air Canada
        €591
        27% off
        €810 €591
      • YOW 1:00 PM
        17h 25m
        1 stop
        LON 2:00 PM
        Ottawa - London | Fri, Oct 9 | Normal Airline
        LON 3:00 PM
        6h
        Nonstop
        YOW 4:00 PM
        London - Ottawa | Sun, Oct 11 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        YOW 6:55 PM
        6h 35m
        Nonstop
        LHR 6:30 AM
        Ottawa - London | Mon, Oct 12 | Air Canada
        €604 €828
        27% off
        27% off
        €828 €604
      • YOW 9:00 PM
        6h 35m
        Nonstop
        LHR 8:35 AM
        Ottawa - London | Wed, Oct 14 | Air Canada
        €604 €828
        27% off
        27% off
        €828 €604
      • YOW 4:20 PM
        15h 30m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Sat, Nov 14 | WestJet
        €233 €828
        72% off
        72% off
        €828 €233
      • YOW 6:10 AM
        25h 40m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Mon, Nov 23 | WestJet
        €235
        72% off
        €828 €235
      • YOW 6:10 AM
        25h 40m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Wed, Dec 2 | WestJet
        €240
        71% off
        €828 €240
      • YOW 6:55 PM
        36h 55m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Fri, Dec 4 | Porter Airlines
        €247
        70% off
        €828 €247
      • YOW 4:15 PM
        15h 35m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Thu, Dec 3 | WestJet
        €249
        70% off
        €828 €249
      • YOW 6:55 PM
        36h 55m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Sun, Nov 15 | Porter Airlines
        €251
        70% off
        €828 €251
      • YOW 6:55 PM
        36h 55m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Sat, Nov 28 | Porter Airlines
        €251
        70% off
        €828 €251
      • YOW 6:10 AM
        25h 40m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Thu, Nov 19 | WestJet
        €330
        60% off
        €828 €330
      • YOW 4:20 PM
        15h 30m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Sat, Nov 28 | WestJet
        €438
        47% off
        €828 €438
      • YOW 6:10 AM
        25h 40m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Thu, Nov 26 | WestJet
        €438
        47% off
        €828 €438
      • YOW 4:15 PM
        15h 35m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Fri, Dec 4 | WestJet
        €474
        43% off
        €828 €474
      • YOW 4:20 PM
        15h 30m
        1 stop
        LHR 12:50 PM
        Ottawa - London | Sat, Dec 5 | WestJet
        €495
        40% off
        €828 €495
      • YOW 1:00 PM
        17h 25m
        1 stop
        LON 2:00 PM
        Ottawa - London | Fri, Oct 9 | Normal Airline
        Find more flights
        Find more flights

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 WestJet (from €235) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

WestJet
From €235
Air Transat
From €243
Porter Airlines
From €251
Air Canada
From €356
Aer Lingus
From €374
British Airways
From €462
TAP Air Portugal
From €519
Lufthansa
From €569
United Airlines
From €578
Austrian Airlines
From €589

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

    S M - W - F S
    Search

  2. WS046

    Toronto Pearson International Airport

    9:40 PM

    YYZ

    6h 50m

    Nonstop

    8:30 AM

    DUB

    - - - W - F S

  3. EI164

    Dublin Airport

    12:00 PM

    DUB

    1h 30m

    Nonstop

    1:30 PM

    LHR

    S M T W T F S

  4. TS7865

    Ottawa International Airport

    8:55 PM

    YOW

    1h 9m

    Nonstop

    10:04 PM

    YYZ

    S M T W T F S
    Search

  5. TS230

    Toronto Pearson International Airport

    11:55 PM

    YYZ

    6h 35m

    Nonstop

    11:30 AM

    DUB

    - M - W T F S

  6. EI168

    Dublin Airport

    2:30 PM

    DUB

    1h 30m

    Nonstop

    4:00 PM

    LHR

    S M T W T F S

  7. WS615

    Ottawa International Airport

    4:15 PM

    YOW

    4h 45m

    Nonstop

    8:00 PM

    YYC

    S M T W T F S
    Search

  8. WS002

    Calgary Intl. Airport

    8:35 PM

    YYC

    8h 30m

    Nonstop

    12:05 PM

    LHR

    S M T W T F S

  9. WS589

    Ottawa International Airport

    6:25 PM

    YOW

    1h 10m

    Nonstop

    7:35 PM

    YYZ

    S M - W - F S
    Search

  10. WS046

    Toronto Pearson International Airport

    9:40 PM

    YYZ

    6h 50m

    Nonstop

    8:30 AM

    DUB

    - - - W - F S

  11. EI166

    Dublin Airport

    1:30 PM

    DUB

    1h 30m

    Nonstop

    3:00 PM

    LHR

    S M T W T F S

  12. TS7865

    Ottawa International Airport

    8:55 PM

    YOW

    1h 9m

    Nonstop

    10:04 PM

    YYZ

    S M T W T F S
    Search

  13. TS230

    Toronto Pearson International Airport

    11:55 PM

    YYZ

    6h 35m

    Nonstop

    11:30 AM

    DUB

    - M - W T F S

  14. EI176

    Dublin Airport

    5:30 PM

    DUB

    1h 25m

    Nonstop

    6:55 PM

    LHR

    S M T W T - -

  15. PD271

    Ottawa International Airport

    2:00 PM

    YOW

    4h 30m

    Nonstop

    4:30 PM

    YYC

    S M T W T F S
    Search

  16. WS002

    Calgary Intl. Airport

    8:35 PM

    YYC

    8h 30m

    Nonstop

    12:05 PM

    LHR

    S M T W T F S

  17. TS7117

    Ottawa International Airport

    2:00 PM

    YOW

    4h 30m

    Nonstop

    4:30 PM

    YYC

    S M T 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. PD269

    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

  23. PD150

    Ottawa International Airport

    7:00 AM

    YOW

    1h 9m

    Nonstop

    8:09 AM

    YYZ

    S M T W T F S
    Search

  24. PD353

    Toronto Pearson International Airport

    9:40 AM

    YYZ

    4h 20m

    Nonstop

    12:00 PM

    YYC

    S M T W T F S

  25. 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 distance 5,353.14 km
Cheapest one-way ticket price €233
Cheapest return ticket price €562

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 21 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 21:25, with about 1 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 €683 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.
  • One-way flights from Ottawa International Airport to Heathrow Airport currently start from €233, and round-trip fares start from €562. The current lowest fare is a WestJet flight departing on Sat, Nov 14; prices may vary depending on availability.
  • Yes. Air Canada operate direct flights from Ottawa International Airport to Heathrow Airport, with an average flight time of 6 hours 21 minutes, and around 4 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Ottawa International Airport to Heathrow Airport is €593. Prices may vary depending on the departure date, airline, and availability.
  • Ottawa International Airport to Heathrow Airport operates around 4 weekly flights, mainly by Air Canada. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Ottawa International Airport and Heathrow Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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.