Q: How much does it cost for a return flight from London Heathrow Airport to Ottawa?

Airfare is below average for this route at the moment. London Heathrow Airport to Ottawa flights typically cost between £561 and £738 in September. The cheapest return flight price found within the last 3 days was £397 on Multiple Airlines (12 Sept-16 Sept).

Question 1

What is the most punctual flight time for London to Ottawa flights?

Accepted Answer

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

Question 2

How often are flights from London to Ottawa delayed?

Accepted Answer

About 11% of weekly flights between London and Ottawa have experienced delays in the past year, with the average delay time being 237 minutes.

Question 3

Which airline has the best punctuality record on London to Ottawa flights?

Accepted Answer

Over the past year, Air Canada have had the lowest number of delays on this route, with just 11% of flights being delayed.

Question 4

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Question 5

What’s the top stopover airport for flights from London Heathrow Airport to Ottawa?

Accepted Answer

Paris (CDG) – chosen by Cheapflights users on 53% of one-stop itineraries from London Heathrow Airport to Ottawa on Cheapflights.

Question 6

What’s the cheapest stopover airport for flights from London Heathrow Airport to Ottawa?

Accepted Answer

Washington, D.C. (IAD) is the most affordable one-stop option, with an average return flight price of £561.

Question 7

What’s the fastest stopover option from London Heathrow Airport to Ottawa?

Accepted Answer

Flights via Montreal (YUL) have the shortest average one-way travel time for one-stop routes: 10h 07m.

Question 8

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Ottawa?

Accepted Answer

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average stopover time of 1h 13m.

Question 9

How much does it cost for a return flight from London Heathrow Airport to Ottawa?

Accepted Answer

Airfare is below average for this route at the moment.London Heathrow Airport to Ottawa flights typically cost between £561 and £738 in September.
The cheapest return flight price found within the last 3 days was £397 on Multiple Airlines (12 Sept-16 Sept).

Question 10

How long is the flight from London Heathrow Airport to Ottawa?

Accepted Answer

Departing from London Heathrow Airport to Ottawa will take you 13h 30m. The distance between London Heathrow Airport and Ottawa is about 3320 mi. This flight may include one or multiple stops.

Question 11

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

Accepted Answer

Our cheapest airline available from London Heathrow Airport to Ottawa is Air France. Our recent data shows that you can find tickets from as low as £372 on this airline. Additional options worth looking into are Air Canada and Virgin Atlantic, starting at £376 and £377 round-trip. Users have found that Air France is 33% cheaper than the other options available to this destination.

Question 12

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

Accepted Answer

For one-way options, check prices for Virgin Atlantic. According to our data, you can fly for as low as £294. Users have also found prices from £481 and £577 on Lufthansa and Air Canada, respectively.

Question 13

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

Accepted Answer

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Ottawa. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 14

What is the cheapest month to book a flight from London Heathrow Airport to Ottawa?

Accepted Answer

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Ottawa (average of £413). Flying from London Heathrow Airport to Ottawa in December is currently the most expensive (average of £714). 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.

Question 15

E

Accepted Answer

In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 inches per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

Question 16

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Accepted Answer

If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

Question 17

What are the cheapest flights from London Heathrow Airport to Ottawa?

Accepted Answer

Looking at all options, your cheapest flight can be booked for £390. While the most popular route (London Heathrow - Ottawa) can be booked for £397 on average, our data indicates £1,669 when flying from London Heathrow Airport to Ottawa.

Question 18

What are the most reliable airlines from London Heathrow Airport to Ottawa?

Accepted Answer

Before booking your flight to Ottawa from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Aegean Airlines (94%), Air Canada (94%), Austrian Airlines( 94%).

Question 19

What are the most popular airlines that fly from London Heathrow Airport to Ottawa?

Accepted Answer

Consider Air Canada, Lufthansa or Air France when booking your flight. These represent the most popular airlines when flying from London Heathrow Airport to Ottawa.

Question 20

What is the cheapest time of day to fly from LHR to YOW?

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Ottawa as you normally would.

Question 21

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

Accepted Answer

Ottawa (YOW), located 6.6 mi from the city center, is the airport you fly into when you book flights from London Heathrow to Ottawa. 4 airlines have flights to Ottawa from London Heathrow on a regular basis. Booking flights from London Heathrow to Ottawa should not be difficult; the airport handles an average of 3 inbound flights from London Heathrow per day.

Question 22

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

Accepted Answer

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

Question 23

How can I find direct flights from Heathrow to Ottawa?

Accepted Answer

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

Question 24

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

Accepted Answer

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

Question 25

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

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ottawa from Heathrow today with Cheapflights!

Question 26

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

Accepted Answer

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

Question 27

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

Accepted Answer

Certainly. Search results for flights to Ottawa from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 28

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

Accepted Answer

Not ready to book yet? You can track prices for flights from Heathrow to Ottawa on Cheapflights with our Price Alert feature and get notified when better prices are available.

Round-trip from	£397
One-way from	£222
Popular in	December
Cheapest in	May
Average price	£599
Good round-trip deal	£484 or less
Good one-way deal	£706 or less

Airline	Cheapest	Average	Flexibility	On-time
Air France	Cheapest£372	Average£518	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Air Canada	Cheapest£376	Average£565	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Virgin Atlantic	Cheapest£377	Average£495	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Lufthansa	Cheapest£428	Average£560	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Cheap flights from London Heathrow Airport to Ottawa from £222

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Ottawa

Cheapest flights from Heathrow to OttawaExplore the most affordable flight options available from Heathrow to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2026.

Explore the most affordable flight options available from Heathrow to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2026.

Best flights from Heathrow to OttawaDiscover carefully curated flight deals from Heathrow to Ottawa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 July 2026.

Discover carefully curated flight deals from Heathrow to Ottawa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 July 2026.

Direct flights from Heathrow to OttawaExplore direct flight options from Heathrow to Ottawa based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 July 2026.

Explore direct flight options from Heathrow to Ottawa based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 July 2026.

Last-minute flights from Heathrow to OttawaDiscover last-minute flight deals from Heathrow to Ottawa. Data last updated 2 July 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Ottawa. Data last updated 2 July 2026 and is based on user searches.

One-way flights from Heathrow to OttawaSearch for one-way flight options from Heathrow to Ottawa. Find affordable one-way fares based on user searches. Data last updated 2 July 2026.

Search for one-way flight options from Heathrow to Ottawa. Find affordable one-way fares based on user searches. Data last updated 2 July 2026.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Ottawa that are best for you.

Best time to book a flight from Heathrow to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Heathrow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Ottawa

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

What is the cheapest month to book a flight from London Heathrow Airport to Ottawa?

What is the cheapest time of day to fly from LHR to YOW?

How much does it cost for a return flight from London Heathrow Airport to Ottawa?

How often are flights from London to Ottawa delayed?

What is the most punctual flight time for London to Ottawa flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on London to Ottawa flights?

What’s the top stopover airport for flights from London Heathrow Airport to Ottawa?

What’s the cheapest stopover airport for flights from London Heathrow Airport to Ottawa?

What’s the fastest stopover option from London Heathrow Airport to Ottawa?

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Ottawa?

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated 2 July 2026.

Read through reviews of airlines operating flights from London Heathrow Airport to Ottawa, such as Air France,Virgin Atlantic, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Ottawa. 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 into for flights to Ottawa from London Heathrow?

How long is the flight from London Heathrow Airport to Ottawa?

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

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

What are the most reliable airlines from London Heathrow Airport to Ottawa?

What are the cheapest flights from London Heathrow Airport to Ottawa?

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

How can I find direct flights from Heathrow to Ottawa?

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

What is the cheapest month to book a flight from London Heathrow Airport to Ottawa?

Travelling to a place near Ottawa?

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Alternative routes for Heathrow to Ottawa

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Complete your trip

Complete your trip to Ottawa by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Ontario

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Search flights from Heathrow to Ottawa by cabin class

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

Heathrow and Ottawa flights

Browse other Heathrow and Ottawa flight options. Last updated on 2 July 2026.

Other flights from Heathrow

Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 2 July 2026.

Other flights to Ottawa

Explore flights to Ottawa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 2 July 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top 4 airlines flying from Heathrow to Ottawa

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 Heathrow to Ottawa?

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

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

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

Cheapest flights from Heathrow to Ottawa
Explore the most affordable flight options available from Heathrow to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2026.

Best flights from Heathrow to Ottawa
Discover carefully curated flight deals from Heathrow to Ottawa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 July 2026.

Direct flights from Heathrow to Ottawa
Explore direct flight options from Heathrow to Ottawa based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 July 2026.

Last-minute flights from Heathrow to Ottawa
Discover last-minute flight deals from Heathrow to Ottawa. Data last updated 2 July 2026 and is based on user searches.

One-way flights from Heathrow to Ottawa
Search for one-way flight options from Heathrow to Ottawa. Find affordable one-way fares based on user searches. Data last updated 2 July 2026.