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Cheap flights from Ottawa to London Heathrow Airport from £328

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YOW — LHR
11 May — 18 May1
1 adult
Sat 11/5
Sat 18/5

The best prices from Ottawa to London Heathrow are usually found in November or October, booked 31 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from Ottawa to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 6 May 2024.

Popular in

July

Cheapest in

November

Average price

£655

Round-trip from

£69
High demand for flights, 18% potential price rise
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Best time to find cheap flights, 12% potential price drop
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Average for round-trip flights in May 2024
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From Ottawa to London Heathrow
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What is the cheapest day to fly round-trip from Ottawa to London Heathrow Airport?

It’s generally more expensive to depart on a Sunday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Ottawa to London Heathrow Airport?

Find a great deal and save up to 40% by booking at least 42 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ottawa to London Heathrow Airport within the next two weeks, with the cheapest ticket starting at £598.

What is the cheapest month to fly from Ottawa to London Heathrow Airport?

Our data shows that January tends to be the cheapest month to fly to London Heathrow Airport from Ottawa. Users have commonly found prices around £648 for the month, but tickets can be as low as £528. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Ottawa to London Heathrow Airport (YOW - LHR)?

One of the essential ways to save on airfare from Ottawa to London Heathrow Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 6% on airfare.

Cheap Lufthansa flights from Ottawa to Heathrow

Explore cheap flight options specifically provided by Lufthansa for the route between Ottawa and Heathrow. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 878,137 searches. Data last updated 6 May 2024.
Consider these cheap Lufthansa flights we've found departing from Ottawa to London. It's recommended that users confirm their flight details before booking.
Wed 16/1018:40YOW - LHR
1 stop10h 20mLufthansa
Wed 30/1013:25LHR - YOW
1 stop12h 09mLufthansa
Deal found 5/5£610
Wed 16/1018:40YOW - LHR
1 stop10h 20mLufthansa
Sat 2/1113:30LHR - YOW
2 stops16h 06mLufthansa
Deal found 5/5£614
Sun 6/1018:40YOW - LHR
1 stop30h 50mLufthansa
Fri 18/1010:50LHR - YOW
2 stops17h 53mLufthansa
Deal found 5/5£627
Sun 26/517:00YOW - LHR
1 stop11h 35mLufthansa
Tue 11/618:00LHR - YOW
1 stop10h 42mLufthansa
Deal found 6/5£638
Sun 6/1018:40YOW - LHR
1 stop10h 20mLufthansa
Thu 10/1009:30LHR - YOW
1 stop17h 35mLufthansa
Deal found 5/5£656
Wed 16/1018:40YOW - LHR
2 stops13h 10mLufthansa
Sat 2/1111:30LHR - YOW
2 stops14h 04mLufthansa
Deal found 5/5£724
Mon 30/915:30YOW - LHR
1 stop10h 00mLufthansa
Mon 14/1010:30LHR - YOW
2 stops13h 30mLufthansa
Deal found 5/5£791
Mon 22/717:00YOW - LHR
1 stop10h 35mLufthansa
Mon 12/817:50LHR - YOW
2 stops33h 16mLufthansa
Deal found 5/5£885
Sun 12/517:00YOW - LHR
1 stop11h 35mLufthansa
Sun 19/508:30LHR - YOW
1 stop15h 47mLufthansa
Deal found 5/5£930

Cheap Air Canada flights from Ottawa to Heathrow

Explore cheap flight options specifically provided by Air Canada for the route between Ottawa and Heathrow. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 878,137 searches. Data last updated 6 May 2024.
Take a gander at the lowest prices we've found on Air Canada flights from Ottawa to London. Check back soon if you're not seeing flights that suit your needs.
Tue 28/507:00YOW - LHR
1 stop9h 00mAir Canada
Mon 10/612:40LHR - YOW
1 stop9h 59mAir Canada
Deal found 5/5£612
Tue 4/607:00YOW - LHR
1 stop9h 00mAir Canada
Tue 11/609:30LHR - YOW
1 stop13h 10mAir Canada
Deal found 5/5£614
Mon 3/619:00YOW - LHR
1 stop9h 35mAir Canada
Mon 10/612:40LHR - YOW
1 stop9h 59mAir Canada
Deal found 4/5£617
Sun 19/520:55YOW - LHR
1 stop28h 35mAir Canada
Wed 12/606:50LHR - YOW
2 stops15h 50mAir Canada
Deal found 5/5£622
Wed 9/1015:10YOW - LHR
2 stops13h 50mAir Canada
Wed 23/1006:50LHR - YOW
2 stops15h 40mAir Canada
Deal found 5/5£622
Sun 19/513:25YOW - LHR
1 stop12h 05mAir Canada
Wed 12/612:40LHR - YOW
1 stop9h 59mAir Canada
Deal found 5/5£626
Sun 19/512:50YOW - LHR
1 stop27h 10mAir Canada
Wed 29/509:30LHR - YOW
1 stop28h 12mAir Canada
Deal found 5/5£629
Sun 29/918:20YOW - LHR
1 stop21h 40mAir Canada
Thu 17/1009:30LHR - YOW
1 stop9h 25mAir Canada
Deal found 5/5£632
Thu 26/913:25YOW - LHR
1 stop12h 05mAir Canada
Mon 30/912:40LHR - YOW
1 stop9h 59mAir Canada
Deal found 5/5£634

Cheap Ottawa to Heathrow flights in May & June 2024

Find cheap flight options from Ottawa to Heathrow specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 878,137 searches. Prices were last updated on 6 May 2024.
Check out some of the best flight deals from Ottawa to London in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 29/507:00YOW - LHR
1 stop9h 00mMultiple Airlines
Mon 10/606:00LHR - YOW
2 stops22h 42mMultiple Airlines
Deal found 5/5£606
Mon 3/617:00YOW - LHR
1 stop11h 35mLufthansa
Mon 10/606:55LHR - YOW
2 stops21h 47mLufthansa
Deal found 4/5£610
Tue 14/507:00YOW - LHR
1 stop9h 00mAir Canada
Mon 10/612:40LHR - YOW
1 stop9h 59mAir Canada
Deal found 5/5£612
Tue 4/607:00YOW - LHR
1 stop9h 00mAir Canada
Tue 11/609:30LHR - YOW
1 stop13h 10mAir Canada
Deal found 5/5£614
Mon 3/619:00YOW - LHR
1 stop9h 35mAir Canada
Mon 10/612:40LHR - YOW
1 stop9h 59mAir Canada
Deal found 4/5£617
Wed 5/607:00YOW - LHR
1 stop9h 00mMultiple Airlines
Wed 12/606:00LHR - YOW
2 stops22h 42mMultiple Airlines
Deal found 6/5£620
Sun 19/520:55YOW - LHR
1 stop28h 35mAir Canada
Wed 12/606:50LHR - YOW
2 stops15h 50mAir Canada
Deal found 5/5£622
Tue 14/507:00YOW - LHR
1 stop9h 00mMultiple Airlines
Mon 10/606:55LHR - YOW
2 stops21h 47mMultiple Airlines
Deal found 5/5£622
Sun 19/513:25YOW - LHR
1 stop12h 05mAir Canada
Wed 12/612:40LHR - YOW
1 stop9h 59mAir Canada
Deal found 5/5£626

Ottawa to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between Ottawa and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 878,137 searches. Data last updated 6 May 2024.
Check out some of the best flight deals from Ottawa to London in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 29/507:00YOW - LHR
1 stop9h 00mMultiple Airlines
Mon 10/606:00LHR - YOW
2 stops22h 42mMultiple Airlines
Deal found 5/5£606
Wed 16/1018:40YOW - LHR
1 stop10h 20mLufthansa
Tue 5/1113:25LHR - YOW
1 stop13h 09mLufthansa
Deal found 5/5£610
Tue 14/507:00YOW - LHR
1 stop9h 00mAir Canada
Mon 10/612:40LHR - YOW
1 stop9h 59mAir Canada
Deal found 5/5£612
Tue 4/607:00YOW - LHR
1 stop9h 00mAir Canada
Tue 11/609:30LHR - YOW
1 stop13h 10mAir Canada
Deal found 5/5£614
Wed 16/1018:40YOW - LHR
1 stop10h 20mLufthansa
Sat 2/1113:30LHR - YOW
2 stops16h 06mLufthansa
Deal found 5/5£614
Mon 3/619:00YOW - LHR
1 stop9h 35mAir Canada
Mon 10/612:40LHR - YOW
1 stop9h 59mAir Canada
Deal found 4/5£617
Wed 5/607:00YOW - LHR
1 stop9h 00mMultiple Airlines
Wed 12/606:00LHR - YOW
2 stops22h 42mMultiple Airlines
Deal found 6/5£620
Sun 19/520:55YOW - LHR
1 stop28h 35mAir Canada
Wed 12/606:50LHR - YOW
2 stops15h 50mAir Canada
Deal found 5/5£622
Tue 14/507:00YOW - LHR
1 stop9h 00mMultiple Airlines
Mon 10/606:55LHR - YOW
2 stops21h 47mMultiple Airlines
Deal found 5/5£622

Ottawa to Heathrow flights leaving soon

Find last-minute flight options from Ottawa to Heathrow for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 878,137 searches. Data last updated 6 May 2024.
Check out these flights departing soon from Ottawa to London. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Tue 14/507:00YOW - LHR
1 stop9h 00mAir Canada
Mon 10/612:40LHR - YOW
1 stop9h 59mAir Canada
Deal found 5/5£612
Tue 14/507:00YOW - LHR
1 stop9h 00mMultiple Airlines
Mon 10/606:55LHR - YOW
2 stops21h 47mMultiple Airlines
Deal found 5/5£622
Sat 11/507:00YOW - LHR
1 stop9h 00mAir Canada
Sat 18/509:30LHR - YOW
1 stop28h 55mAir Canada
Deal found 4/5£658
Mon 13/512:00YOW - LHR
1 stop15h 35mAir Canada
Mon 20/509:30LHR - YOW
1 stop13h 10mAir Canada
Deal found 5/5£700
Wed 15/515:10YOW - LHR
2 stops13h 50mAir Canada
Sun 26/512:00LHR - YOW
1 stop15h 04mAir Canada
Deal found 5/5£706
Sun 12/507:00YOW - LHR
1 stop9h 00mAir Canada
Mon 20/509:30LHR - YOW
1 stop13h 10mAir Canada
Deal found 6/5£710
Mon 13/515:10YOW - LHR
2 stops13h 50mAir Canada
Mon 20/509:30LHR - YOW
2 stops12h 49mAir Canada
Deal found 5/5£712
Sun 12/508:10YOW - LHR
1 stop17h 20mAir Canada
Mon 20/509:30LHR - YOW
2 stops12h 49mAir Canada
Deal found 6/5£729
Wed 15/515:10YOW - LHR
2 stops10h 20mAir Canada
Sun 26/509:30LHR - YOW
2 stops12h 49mAir Canada
Deal found 5/5£786

One-way flights to Heathrow from Ottawa

Search for one-way flight options from Ottawa to Heathrow. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 878,137 searches. Data last updated 6 May 2024.
Take a look at some of the best available options we've come across on one-way flights from Ottawa to London. Users can also find round-trip Ottawa to London flights by using the search form above.
Sun 23/619:15YOW - LHR
2 stops45h 20mMultiple Airlines
Deal found 4/5£328
Mon 24/619:15YOW - LHR
2 stops46h 20mMultiple Airlines
Deal found 4/5£336
Mon 24/614:10YOW - LHR
3 stops20h 45mMultiple Airlines
Deal found 4/5£355
Sun 2/619:55YOW - LHR
2 stops19h 25mMultiple Airlines
Deal found 5/5£362
Sat 1/616:00YOW - LHR
2 stops35h 00mMultiple Airlines
Deal found 5/5£369
Sun 2/619:55YOW - LHR
3 stops21h 20mMultiple Airlines
Deal found 5/5£384
Fri 20/911:30YOW - LHR
3 stops27h 50mMultiple Airlines
Deal found 5/5£392
Tue 28/516:55YOW - LHR
2 stops32h 35mMultiple Airlines
Deal found 5/5£393
Mon 13/519:50YOW - LHR
2 stops34h 05mMultiple Airlines
Deal found 5/5£394

Find flights from Ottawa to Heathrow within your budget

Customise your flight search to find flights from Ottawa to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 878,137 searches. Data last updated 6 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£606 - £966

Route

Depart

Return

Price

OttawaLondon Heathrow

YOW - LHR

YOWLHR

Ottawa

Wed 29/5

1 stop9h 00m

London Heathrow

Mon 10/6

2 stops22h 42m

£606

OttawaLondon Heathrow

YOW - LHR

YOWLHR

Ottawa

Wed 16/10

1 stop10h 20m

London Heathrow

Wed 30/10

1 stop12h 09m

£610

OttawaLondon Heathrow

YOW - LHR

YOWLHR

Ottawa

Tue 28/5

1 stop9h 00m

London Heathrow

Mon 10/6

1 stop9h 59m

£612

OttawaLondon Heathrow

YOW - LHR

YOWLHR

Ottawa

Tue 4/6

2 stops38h 55m

London Heathrow

Tue 11/6

2 stops28h 47m

£631

OttawaLondon Heathrow

YOW - LHR

YOWLHR

Ottawa

Sun 19/5

2 stops59h 20m

London Heathrow

Wed 12/6

2 stops22h 42m

£680

OttawaLondon Heathrow

YOW - LHR

YOWLHR

Ottawa

Sun 29/9

2 stops21h 00m

London Heathrow

Tue 15/10

2 stops22h 13m

£904

OttawaLondon Heathrow

YOW - LHR

YOWLHR

Ottawa

Thu 1/8

2 stops25h 55m

London Heathrow

Sat 17/8

2 stops31h 51m

£924

OttawaLondon Heathrow

YOW - LHR

YOWLHR

Ottawa

Tue 4/6

2 stops18h 05m

London Heathrow

Tue 11/6

1 stop35h 28m

£926

OttawaLondon Heathrow

YOW - LHR

YOWLHR

Ottawa

Thu 4/7

2 stops12h 45m

London Heathrow

Tue 9/7

2 stops13h 20m

£966

Flights are sorted by cheapest first

Deals found on 5/5

When is the best time to book a flight from Ottawa to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Ottawa to Heathrow. Price data was last updated on 3 May 2024.
Booking 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ottawa to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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When is the cheapest time to fly from Ottawa to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Ottawa to Heathrow. Price data was last updated on 5 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Ottawa to London Heathrow Airport flight should consider departing on Sunday evenings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Heathrow by month

Plan your trip from Ottawa to Heathrow by taking into account the cheapest months to travel. The average price of a one-way flight from Ottawa to Heathrow is currently £368 while a return flight costs £762. Price data was last updated on 28 April 2024.

Currently, January is the cheapest month in which you can book a flight from Ottawa to London Heathrow Airport (average of £111). Flying from Ottawa to London Heathrow Airport in June is currently the most expensive (average of £171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

£88

February

£99

March

£95

April

£101

May

£108

June

£136

July

£135

August

£116

September

£112

October

£127

November

£92

December

£96

Temperature and rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature and rainfall totals by month.

LON

Temperature

4 - 17 °C

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 6 May 2024.
See what other customers who have flown with Lufthansa, Air Canada and SWISS from Ottawa to London have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.9
Good
1,603 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Overall

7.9

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,603 reviews
KLM
7.9
Good
1,603 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Overall

7.9

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

SWISS
7.8
Good
2,015 reviews
KLM
7.9
Good
1,603 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Overall

7.9

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Virgin Atlantic
7.7
Good
740 reviews
KLM
7.9
Good
1,603 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Overall

7.9

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Austrian Airlines
7.7
Good
1,072 reviews
KLM
7.9
Good
1,603 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Overall

7.9

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Air France
7.6
Good
1,785 reviews
KLM
7.9
Good
1,603 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Overall

7.9

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ottawa to London Heathrow?

    If you book a flight to London Heathrow from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 6.6 mi from the center of Ottawa. There are 0 flights from Ottawa to London Heathrow per day from 1 airline.

  • Can I find flights from Ottawa to London Heathrow Airport for under £700 on Cheapflights?

    Yes, there are multiple flights from Ottawa to London Heathrow Airport for under £700. The cheapest flight booked recently is on Multiple Airlines for just £606, but on average you can expect to pay £625.

  • Are there last-minute flights available from Ottawa to London Heathrow Airport for under £700?

    There are currently 19+ open flights from Ottawa to London Heathrow Airport within the next 7 days for less than £700.

  • What are the cheapest airlines flying from Ottawa to London Heathrow Airport round-trip?

    According to our current data, Lufthansa (£610), Air Canada (£612), and SWISS (£631) offers the cheapest pricing from Ottawa to London Heathrow Airport. You may be able to fly from Ottawa to London Heathrow Airport for 7% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Ottawa to London Heathrow Airport one-way?

    £458 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Virgin Atlantic and Air Canada, with prices starting from £529 and £536, respectively.

  • What does YOW to LHR mean?

    YOW stands for Ottawa Airport, while LHR stands for London Heathrow Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Ottawa to Heathrow that include extra baggage allowance?

    The amount of baggage you can bring on your Ottawa to Heathrow flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ottawa to Heathrow with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ottawa to Heathrow flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Ottawa to Heathrow that include hotel bookings?

    Yes. In addition to deals on Ottawa to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Heathrow.

  • Can I find deals for business class flights from Ottawa to Heathrow?

    Yes. Cheapflights offers flight deals from Ottawa to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ottawa to Heathrow that allow pets onboard?

    Many airlines flying from Ottawa to Heathrow offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ottawa to Heathrow?

    Yes, you can often find last-minute deals on Ottawa to Heathrow flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ottawa to London Heathrow Airport flight deals updated?

    The Ottawa to London Heathrow Airport flight deals you see on this page were last updated on 6/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Ottawa to Heathrow

Discover the top airline that operate flights from Ottawa to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 878,137 searches. Data last updated 6 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£520Average£624FlexibilityNo cancel feeOn-time67%
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Search flights from Ottawa to Heathrow by cabin class

Find flights from Ottawa to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ottawa to Heathrow?

When you search for this flight from Ottawa to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ottawa to Heathrow for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ottawa to Heathrow with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ottawa to Heathrow flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ottawa to Heathrow become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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