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

According to our current data, Air France (£471), WestJet (£472), and Air Canada (£479) offers the cheapest pricing from Ottawa to London Heathrow Airport. You may be able to fly from Ottawa to London Heathrow Airport for 27% 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?

£178 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from £549 and £612, respectively.

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

Travellers seeking maximum savings on their Ottawa to London Heathrow Airport flight should consider departing on Monday mornings when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Ottawa to London Heathrow Airport?

It’s generally more expensive to depart on a Tuesday, 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 21% by booking at least 52 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 £561.

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 £627 for the month, but tickets can be as low as £461. Due to multiple factors, prepare for potentially higher prices in December.

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 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.

£178+ Flights from Ottawa to London Heathrow Airport

The best prices from Ottawa to London Heathrow are usually found in October or January, booked 54 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Ottawa to Heathrow

Round-trip from	£468
One-way from	£178
Popular in	December
Cheapest in	October
Average price	£797

17/1-8/2
3 total stops
53h 21m total
Ottawa to London

Search Deals

WestJet
17/1
2 total stops
25h 20m total
Ottawa to London

Search Deals

High demand for flights, 1% potential price rise

Search Deals

Best time to find cheap flights, 2% potential price drop

Search Deals

Average for round-trip flights in December 2024

Search Deals

Find flight deals from Ottawa to Heathrow

Cheapest flights from Ottawa to Heathrow
Explore the most affordable flight options available from Ottawa to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 December 2024.

Tue 31/1217:20YOW - LHR

1 stop12h 10mVirgin Atlantic

Wed 15/111:30LHR - YOW

1 stop32h 40mVirgin Atlantic

Deal found 18/12£570

Tue 31/1217:20YOW - LHR

1 stop12h 10mMultiple Airlines

Wed 15/110:00LHR - YOW

2 stops19h 10mMultiple Airlines

Deal found 18/12£586

Tue 31/1217:20YOW - LHR

2 stops12h 25mKLM

Wed 15/110:00LHR - YOW

2 stops19h 10mKLM

Deal found 18/12£603

Thu 26/1217:35YOW - LHR

1 stop22h 00mAir Canada

Thu 9/109:00LHR - YOW

1 stop19h 06mAir Canada

Deal found 17/12£733

Tue 24/1217:20YOW - LHR

1 stop9h 40mAir France

Tue 31/1209:00LHR - YOW

1 stop11h 10mAir France

Deal found 17/12£748

Tue 17/1205:55YOW - LHR

2 stops23h 35mDelta

Tue 24/1216:35LHR - YOW

2 stops36h 35mDelta

Deal found 16/12£971

Thu 26/1220:15YOW - LHR

2 stops16h 05mLOT

Fri 10/118:10LHR - YOW

2 stops34h 37mLOT

Deal found 17/12£1,229

Thu 26/1216:00YOW - LHR

1 stop14h 50mLufthansa

Sun 5/111:10LHR - YOW

1 stop13h 12mLufthansa

Deal found 17/12£1,417

Fri 27/1213:00YOW - LHR

2 stops14h 05mSWISS

Fri 3/108:55LHR - YOW

2 stops15h 03mSWISS

Deal found 17/12£1,491

Best flights from Ottawa to Heathrow
Discover carefully curated flight deals from Ottawa to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 December 2024.

Fri 17/106:30YOW - LHR

2 stops25h 20mMultiple Airlines

Sat 8/214:50LHR - YOW

1 stop28h 01mMultiple Airlines

Deal found 17/12£468

Thu 16/117:20YOW - LHR

1 stop12h 10mAir France

Wed 19/211:30LHR - YOW

1 stop32h 40mAir France

Deal found 18/12£471

Fri 17/106:30YOW - LHR

2 stops25h 20mWestJet

Fri 24/114:50LHR - YOW

1 stop14h 55mWestJet

Deal found 17/12£472

Sun 9/307:15YOW - LHR

1 stop9h 20mAir Canada

Fri 21/315:00LHR - YOW

1 stop11h 08mAir Canada

Deal found 18/12£479

Sun 9/318:20YOW - LHR

2 stops12h 25mKLM

Tue 18/306:30LHR - YOW

2 stops13h 40mKLM

Deal found 17/12£493

Thu 6/306:20YOW - LHR

2 stops19h 20mUnited Airlines

Tue 1/408:30LHR - YOW

1 stop18h 05mUnited Airlines

Deal found 18/12£549

Tue 31/1217:20YOW - LHR

1 stop12h 10mVirgin Atlantic

Wed 15/111:30LHR - YOW

1 stop32h 40mVirgin Atlantic

Deal found 18/12£570

Mon 12/519:00YOW - LHR

Nonstop6h 35mLufthansa

Mon 19/514:05LHR - YOW

Nonstop7h 20mLufthansa

Deal found 17/12£612

Fri 18/413:00YOW - LHR

2 stops22h 25mSWISS

Thu 24/408:45LHR - YOW

2 stops15h 37mSWISS

Deal found 18/12£742

Mon 13/105:55YOW - LHR

2 stops19h 55mDelta

Mon 20/108:55LHR - YOW

2 stops20h 15mDelta

Deal found 18/12£763

Last-minute flights from Ottawa to Heathrow
Discover last-minute flight deals from Ottawa to Heathrow. Data last updated 19 December 2024 and is based on user searches.

Tue 24/1217:20YOW - LHR

1 stop9h 40mMultiple Airlines

Tue 31/1206:30LHR - YOW

2 stops13h 40mMultiple Airlines

Deal found 17/12£741

Tue 24/1217:20YOW - LHR

1 stop9h 40mAir France

Tue 31/1209:00LHR - YOW

1 stop11h 10mAir France

Deal found 17/12£748

Tue 24/1217:20YOW - LHR

2 stops12h 25mKLM

Thu 9/110:00LHR - YOW

2 stops19h 10mKLM

Deal found 17/12£784

Wed 25/1210:05YOW - LHR

2 stops21h 30mEgyptair

Thu 2/114:00LHR - YOW

2 stops25h 37mEgyptair

Deal found 17/12£3,230

Thu 26/1217:35YOW - LHR

1 stop22h 00mAir Canada

Thu 9/109:00LHR - YOW

1 stop19h 06mAir Canada

Deal found 17/12£733

Thu 26/1220:15YOW - LHR

2 stops16h 05mLOT

Fri 10/118:10LHR - YOW

2 stops34h 37mLOT

Deal found 17/12£1,229

Thu 26/1216:00YOW - LHR

1 stop14h 50mLufthansa

Sun 5/111:10LHR - YOW

1 stop13h 12mLufthansa

Deal found 17/12£1,417

Thu 26/1216:00YOW - LHR

2 stops41h 15mTurkish Airlines

Thu 2/106:35LHR - YOW

2 stops20h 02mTurkish Airlines

Deal found 17/12£2,312

Fri 27/1213:00YOW - LHR

2 stops14h 05mSWISS

Fri 3/108:55LHR - YOW

2 stops15h 03mSWISS

Deal found 17/12£1,491

Tue 31/1217:20YOW - LHR

1 stop12h 10mVirgin Atlantic

Wed 15/111:30LHR - YOW

1 stop32h 40mVirgin Atlantic

Deal found 18/12£570

Sun 5/116:00YOW - LHR

2 stops16h 00mLufthansa

Wed 22/107:40LHR - YOW

2 stops19h 28mLufthansa

Deal found 17/12£858

Mon 13/105:55YOW - LHR

2 stops19h 55mDelta

Mon 20/108:55LHR - YOW

2 stops20h 15mDelta

Deal found 18/12£763

One-way flights from Ottawa to Heathrow
Search for one-way flight options from Ottawa to Heathrow. Find affordable one-way fares based on user searches. Data last updated 19 December 2024.

Fri 17/106:30YOW - LHR

2 stops25h 20mWestJet

Deal found 18/12£178

Wed 19/210:30YOW - LHR

2 stops21h 20mMultiple Airlines

Deal found 18/12£212

Tue 31/1217:35YOW - LHR

1 stop22h 00mAir Canada

Deal found 18/12£549

Fri 14/210:30YOW - LHR

2 stops14h 50mUnited Airlines

Deal found 18/12£612

Sat 1/216:00YOW - LHR

1 stop11h 30mAustrian Airlines

Deal found 18/12£637

Fri 27/1217:20YOW - LHR

2 stops13h 45mKLM

Deal found 18/12£656

Find flights from Ottawa to Heathrow within your budget

Fly from

Fly to

Route

Depart

Return

Price

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Fri 17/1

06:30-12:50

2 stops25h 20m

London Heathrow

Sat 8/2

14:50-13:51

1 stop28h 01m

£468

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Thu 16/1

17:20-10:30

1 stop12h 10m

London Heathrow

Wed 19/2

11:30-15:10

1 stop32h 40m

£471

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Fri 17/1

06:30-12:50

2 stops25h 20m

London Heathrow

Fri 24/1

14:50-00:45

1 stop14h 55m

£472

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Sun 9/3

07:15-20:35

1 stop9h 20m

London Heathrow

Fri 21/3

15:00-22:08

1 stop11h 08m

£479

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Sun 9/3

18:20-10:45

2 stops12h 25m

London Heathrow

Tue 18/3

06:30-16:10

2 stops13h 40m

£493

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Thu 6/3

06:20-06:40

2 stops19h 20m

London Heathrow

Tue 1/4

08:30-21:35

1 stop18h 05m

£549

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Tue 31/12

17:20-10:30

1 stop12h 10m

London Heathrow

Wed 15/1

11:30-15:10

1 stop32h 40m

£570

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Mon 12/5

19:00-06:35

Nonstop6h 35m

London Heathrow

Mon 19/5

14:05-16:25

Nonstop7h 20m

£612

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Fri 18/4

13:00-16:25

2 stops22h 25m

London Heathrow

Thu 24/4

08:45-19:22

2 stops15h 37m

£742

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Mon 13/1

05:55-06:50

2 stops19h 55m

London Heathrow

Mon 20/1

08:55-00:10

2 stops20h 15m

£763

Flights are sorted by cheapest return flights first.

Deals found on 17/12

Showing 1-10 of 17 results

Best time to book a flight from Ottawa to Heathrow

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

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ottawa to Heathrow

Get recent, data-driven insights about flights from Ottawa to Heathrow including ideal travel times, pricing trends, and more.

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

Booking 54 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.

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

Currently, January is the cheapest month in which you can book a flight from Ottawa to London Heathrow Airport (average of £112). Flying from Ottawa to London Heathrow Airport in July is currently the most expensive (average of £160). 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.

What is the cheapest time of day to fly from YOW to 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 12% on airfare.

Rainfall in Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

If weather is an important factor for your trip to London Heathrow Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

See what other customers who have flown with Lufthansa, SWISS and Air France 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.

Delta

8.0

Very Good

8,604 reviews

Check prices

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

8,604 reviews

Delta

8.0

Very Good

8,604 reviews

Check prices

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,349 reviews

Delta

8.0

Very Good

8,604 reviews

Check prices

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS

7.6

Good

1,605 reviews

Delta

8.0

Very Good

8,604 reviews

Check prices

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines

7.6

Good

788 reviews

Delta

8.0

Very Good

8,604 reviews

Check prices

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic

7.5

Good

668 reviews

Delta

8.0

Very Good

8,604 reviews

Check prices

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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.
What are the cheapest airlines flying from Ottawa to London Heathrow Airport round-trip?
According to our current data, Air France (£471), WestJet (£472), and Air Canada (£479) offers the cheapest pricing from Ottawa to London Heathrow Airport. You may be able to fly from Ottawa to London Heathrow Airport for 27% 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?
£178 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from £549 and £612, respectively.
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.
What is the cheapest month to book a flight from Ottawa to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Ottawa to London Heathrow Airport (average of £112). Flying from Ottawa to London Heathrow Airport in July is currently the most expensive (average of £160). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Ottawa to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest£582	Average£630	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

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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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Cheap flights from Ottawa to London Heathrow Airport from £178

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 17/1. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from Ottawa to London Heathrow are usually found in October or January, booked 54 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Ottawa to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ottawa to Heathrow

Cheapest flights from Ottawa to HeathrowExplore the most affordable flight options available from Ottawa to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 December 2024.

Explore the most affordable flight options available from Ottawa to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 December 2024.

Find flights from Ottawa to Heathrow within your budget

Best time to book a flight from Ottawa to Heathrow

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

Travel insights for flights from Ottawa to Heathrow

Get recent, data-driven insights about flights from Ottawa to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I 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 13 December 2024.

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

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

Find hourly flight availability from Ottawa to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 December 2024.

Rainfall in Heathrow by month

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

Temperature in Heathrow by month

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

Reviews of airlines servicing Heathrow

See what other customers who have flown with Lufthansa, SWISS and Air France 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.

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?

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

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

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

How can I find direct flights from Ottawa to Heathrow?

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

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

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.

Alternative routes for Ottawa to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Ottawa to Heathrow

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?

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

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

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

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Cheapest flights from Ottawa to Heathrow
Explore the most affordable flight options available from Ottawa to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 December 2024.