S$624 Cheap Flights from London to Ottawa

View S$624 flight on Tue, 16 Jun, 2026Opens in a new window

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

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Cheap Flights from London to Ottawa (LHR-YOW)

Prices were available within the past 7 days and start at S$624 for one-way flights and S$762 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, 9 Oct - Fri, 16 Oct
LHR
London
YOW
Ottawa
S$762 Return, found 3 days ago
S$762
Return
found 3 days ago
Select Air Canada flight, departing Fri, 9 Oct from London to Ottawa, returning Fri, 16 Oct, priced at S$762 found 3 days ago
Air Canada
Fri, 9 Oct - Fri, 16 Oct
LHR
London
YOW
Ottawa
S$768 Return, found 3 days ago
S$768
Return
found 3 days ago
Select Air Canada flight, departing Fri, 9 Oct from London to Ottawa, returning Fri, 16 Oct, priced at S$768 found 3 days ago
Air Canada
Fri, 9 Oct - Fri, 16 Oct
LHR
London
YOW
Ottawa
S$774 Return, found 3 days ago
S$774
Return
found 3 days ago
Select Air Canada flight, departing Fri, 9 Oct from London to Ottawa, returning Fri, 16 Oct, priced at S$774 found 3 days ago
Lufthansa
Fri, 9 Oct - Fri, 16 Oct
LHR
London
YOW
Ottawa
S$791 Return, found 3 days ago
S$791
Return
found 3 days ago
Select Lufthansa flight, departing Fri, 9 Oct from London to Ottawa, returning Fri, 16 Oct, priced at S$791 found 3 days ago
Air Canada
Fri, 9 Oct - Fri, 16 Oct
LHR
London
YOW
Ottawa
S$794 Return, found 3 days ago
S$794
Return
found 3 days ago
Select Air Canada flight, departing Fri, 9 Oct from London to Ottawa, returning Fri, 16 Oct, priced at S$794 found 3 days ago
Lufthansa
Fri, 9 Oct - Fri, 16 Oct
LHR
London
YOW
Ottawa
S$797 Return, found 3 days ago
S$797
Return
found 3 days ago
Select Lufthansa flight, departing Fri, 9 Oct from London to Ottawa, returning Fri, 16 Oct, priced at S$797 found 3 days ago
Air Canada
Fri, 9 Oct - Fri, 16 Oct
LHR
London
YOW
Ottawa
S$800 Return, found 3 days ago
S$800
Return
found 3 days ago
Select Air Canada flight, departing Fri, 9 Oct from London to Ottawa, returning Fri, 16 Oct, priced at S$800 found 3 days ago
United
Fri, 9 Oct - Fri, 16 Oct
LHR
London
YOW
Ottawa
S$849 Return, found 3 days ago
S$849
Return
found 3 days ago
Select United flight, departing Fri, 9 Oct from London to Ottawa, returning Fri, 16 Oct, priced at S$849 found 3 days ago
KLM
Fri, 9 Oct - Fri, 16 Oct
LHR
London
YOW
Ottawa
S$875 Return, found 3 days ago
S$875
Return
found 3 days ago
Select KLM flight, departing Fri, 9 Oct from London to Ottawa, returning Fri, 16 Oct, priced at S$875 found 3 days ago
Virgin Atlantic
Fri, 9 Oct - Fri, 16 Oct
LHR
London
YOW
Ottawa
S$1,092 Return, found 3 days ago
S$1,092
Return
found 3 days ago
Select Virgin Atlantic flight, departing Fri, 9 Oct from London to Ottawa, returning Fri, 16 Oct, priced at S$1,092 found 3 days 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 S$762. 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.
Return price
S$761
Distance
5315 km
Average flight time
7 hours 55 mins

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