Cheap Flights from London (LHR) to Ottawa (YOW)

View AU$702 flight on Fri, 3 July 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Ottawa International Airport (YOW)

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Cheap Flights from London (LHR) to Ottawa (YOW)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, 22 Sept - Mon, 12 Oct
LHR
London
YOW
Ottawa
AU$738 Return, found 14 hours ago
AU$738
Return
found 14 hours ago
Select Air Canada flight, departing Tue, 22 Sept from London to Ottawa, returning Mon, 12 Oct, priced at AU$738 found 14 hours ago
Air Canada
Sat, 16 May - Sat, 23 May
LHR
London
YOW
Ottawa
AU$742 Return, found 21 hours ago
AU$742
Return
found 21 hours ago
Select Air Canada flight, departing Sat, 16 May from London to Ottawa, returning Sat, 23 May, priced at AU$742 found 21 hours ago
Air Canada
Tue, 22 Sept - Mon, 12 Oct
LHR
London
YOW
Ottawa
AU$743 Return, found 14 hours ago
AU$743
Return
found 14 hours ago
Select Air Canada flight, departing Tue, 22 Sept from London to Ottawa, returning Mon, 12 Oct, priced at AU$743 found 14 hours ago
Air Canada
Tue, 22 Sept - Mon, 12 Oct
LHR
London
YOW
Ottawa
AU$743 Return, found 14 hours ago
AU$743
Return
found 14 hours ago
Select Air Canada flight, departing Tue, 22 Sept from London to Ottawa, returning Mon, 12 Oct, priced at AU$743 found 14 hours ago
Air Canada
Sat, 16 May - Sat, 23 May
LHR
London
YOW
Ottawa
AU$747 Return, found 21 hours ago
AU$747
Return
found 21 hours ago
Select Air Canada flight, departing Sat, 16 May from London to Ottawa, returning Sat, 23 May, priced at AU$747 found 21 hours ago
Air Canada
Tue, 22 Sept - Mon, 12 Oct
LHR
London
YOW
Ottawa
AU$750 Return, found 14 hours ago
AU$750
Return
found 14 hours ago
Select Air Canada flight, departing Tue, 22 Sept from London to Ottawa, returning Mon, 12 Oct, priced at AU$750 found 14 hours ago
Swiss International Air Lines
Sat, 16 May - Sat, 23 May
LHR
London
YOW
Ottawa
AU$780 Return, found 21 hours ago
AU$780
Return
found 21 hours ago
Select Swiss International Air Lines flight, departing Sat, 16 May from London to Ottawa, returning Sat, 23 May, priced at AU$780 found 21 hours ago
Virgin Atlantic
Fri, 15 May - Fri, 22 May
LHR
London
YOW
Ottawa
AU$822 Return, found 1 day ago
AU$822
Return
found 1 day ago
Select Virgin Atlantic flight, departing Fri, 15 May from London to Ottawa, returning Fri, 22 May, priced at AU$822 found 1 day ago
Lufthansa
Tue, 22 Sept - Mon, 12 Oct
LHR
London
YOW
Ottawa
AU$851 Return, found 14 hours ago
AU$851
Return
found 14 hours ago
Select Lufthansa flight, departing Tue, 22 Sept from London to Ottawa, returning Mon, 12 Oct, priced at AU$851 found 14 hours ago
United
Tue, 22 Sept - Mon, 12 Oct
LHR
London
YOW
Ottawa
AU$889 Return, found 14 hours ago
AU$889
Return
found 14 hours ago
Select United flight, departing Tue, 22 Sept from London to Ottawa, returning Mon, 12 Oct, priced at AU$889 found 14 hours ago

Frequently asked questions

How much is a flight from London Heathrow to YOW?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey from Heathrow Airport to Macdonald-Cartier Intl. Airport (YOW) was AU$738. Cheap tickets don't stick around for long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LHR to Macdonald-Cartier Intl. Airport (YOW)?
When it comes to cancellation fees, each airline has its own set of terms and conditions. If you decide to cancel your trip, visit our Customer Service Portal.
How do I find cheap flights from LHR to Ottawa Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport to Ottawa Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport (LHR) to Macdonald-Cartier Intl. Airport (YOW)?
With around 5 400 kilometres separating London Heathrow and YOW, your flight will be a long one. Pack wisely to make your time in the air comfortable. Simple things like an eye mask and some noise-cancelling headphones can make a big difference.
Which airlines fly direct from London Heathrow to YOW?
There are no direct flights, so you'll have to make at least one stop between Heathrow Airport and Ottawa International Airport. Take advantage of the layover time to stretch your legs and freshen up.
Are Heathrow Airport to Ottawa International Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to pick up a fantastic last-minute deal from London Heathrow to Macdonald-Cartier Intl. Airport (YOW), but it can also be hit-or-miss. As many airlines release seats up to 12 months in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares air carrier prices and updates flight deals frequently, so you can rest assured you're always seeing the latest offers.

Travel information

Origin airport
Heathrow
Destination airport
Macdonald-Cartier Intl.
Airlines serving
Air Canada, Air France, KLM, Lufthansa, Swiss International Air Lines, United, Virgin Atlantic, WestJet
Return price
AU$738
Distance
5315 km
Average flight time
7 hours 55 mins

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