S$875 Cheap Flights from Ottawa to London

View S$875 flight on Wed, 8 Oct, 2025Opens in a new window

Popular airlines from Ottawa International Airport (YOW) to London

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Cheap Flights from Ottawa to London (YOW-LON)

Prices were available within the past 7 days and start at S$875 for one-way flights and S$934 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Atlantic
Fri, 20 Feb - Fri, 27 Feb
YOW
Ottawa
LHR
London
S$934 Return, found 3 days ago
S$934
Return
found 3 days ago
Select Virgin Atlantic flight, departing Fri, 20 Feb from Ottawa to London, returning Fri, 27 Feb, priced at S$934 found 3 days ago
Virgin Atlantic
Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$951 Return, found 5 days ago
S$951
Return
found 5 days ago
Select Virgin Atlantic flight, departing Thu, 9 Oct from Ottawa to London, returning Wed, 15 Oct, priced at S$951 found 5 days ago
Virgin Atlantic
Thu, 6 Nov - Wed, 12 Nov
YOW
Ottawa
LHR
London
S$952 Return, found 1 day ago
S$952
Return
found 1 day ago
Select Virgin Atlantic flight, departing Thu, 6 Nov from Ottawa to London, returning Wed, 12 Nov, priced at S$952 found 1 day ago
Virgin Atlantic
Fri, 20 Feb - Fri, 27 Feb
YOW
Ottawa
LHR
London
S$968 Return, found 3 days ago
S$968
Return
found 3 days ago
Select Virgin Atlantic flight, departing Fri, 20 Feb from Ottawa to London, returning Fri, 27 Feb, priced at S$968 found 3 days ago
Air France
Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$985 Return, found 5 days ago
S$985
Return
found 5 days ago
Select Air France flight, departing Thu, 9 Oct from Ottawa to London, returning Wed, 15 Oct, priced at S$985 found 5 days ago
Air France
Thu, 6 Nov - Wed, 12 Nov
YOW
Ottawa
LHR
London
S$985 Return, found 1 day ago
S$985
Return
found 1 day ago
Select Air France flight, departing Thu, 6 Nov from Ottawa to London, returning Wed, 12 Nov, priced at S$985 found 1 day ago
Air Canada
Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$993 Return, found 5 days ago
S$993
Return
found 5 days ago
Select Air Canada flight, departing Thu, 9 Oct from Ottawa to London, returning Wed, 15 Oct, priced at S$993 found 5 days ago
Air Canada
Thu, 6 Nov - Wed, 12 Nov
YOW
Ottawa
LHR
London
S$994 Return, found 1 day ago
S$994
Return
found 1 day ago
Select Air Canada flight, departing Thu, 6 Nov from Ottawa to London, returning Wed, 12 Nov, priced at S$994 found 1 day ago
KLM
Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$1,024 Return, found 5 days ago
S$1,024
Return
found 5 days ago
Select KLM flight, departing Thu, 9 Oct from Ottawa to London, returning Wed, 15 Oct, priced at S$1,024 found 5 days ago
Lufthansa
Wed, 8 Oct - Tue, 14 Oct
YOW
Ottawa
LHR
London
S$1,190 Return, found 5 days ago
S$1,190
Return
found 5 days ago
Select Lufthansa flight, departing Wed, 8 Oct from Ottawa to London, returning Tue, 14 Oct, priced at S$1,190 found 5 days ago

Find the cheapest month to fly from Ottawa (YOW) to London (LON)

June is typically the cheapest month to fly

From S$714 - S$1,009 per traveller.

Graph displaying average flight prices per month

Ottawa to London route information
Origin airport
Macdonald-Cartier Intl.
Destination airport
Heathrow
Return price
S$934
Distance
5315 km

Perfect flights from Ottawa to London

Your Journey from Ottawa to London

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Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Air France, Virgin Atlantic, KLM, Air Canada, Lufthansa. Our selection of flights from Macdonald-Cartier Intl. to LON-All Airports caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Ottawa to London Flights

Experience the joy of finding cheap flights from Macdonald-Cartier Intl. to LON-All Airports that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$875 and roundtrip prices from S$934*.
 

Pre-Flight Essentials

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Experience the Vibrant London

Picture yourself stepping off the plane in London and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Ottawa to London Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Ottawa to London.
 

Beyond the Flight – Exploring London

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Book Your Flight from Ottawa to London with Confidence

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*Note: Prices may vary based on availability and are subject to change.

Explore a world of travel with Expedia

London Airports

London

Ottawa to Heathrow
S$933.70
*Available to Expedia members.