
Popular airlines from Ottawa International Airport (YOW) to Heathrow Airport (LHR)
- Air Canada
Air Canada
- Lufthansa
Lufthansa
- Aer Lingus
Aer Lingus
- Virgin Atlantic
Virgin Atlantic
- LOT-Polish Airlines
LOT-Polish Airlines
- Swiss International Air Lines
Swiss International Air Lines
- Austrian Airlines
Austrian Airlines
- Plan, book, fly with confidence
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Cheap Flights from Ottawa to London (YOW-LHR)
Prices were available within the past 7 days and start at S$874 for one-way flights and S$970 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 9 Oct - Thu, 16 Oct
YOW
Ottawa
LHR
London
S$970 Return, found 2 days ago
S$970
Return
found 2 days ago

Thu, 9 Oct - Thu, 16 Oct
YOW
Ottawa
LHR
London
S$978 Return, found 2 days ago
S$978
Return
found 2 days ago

Thu, 9 Oct - Thu, 16 Oct
YOW
Ottawa
LHR
London
S$987 Return, found 2 days ago
S$987
Return
found 2 days ago

Thu, 9 Oct - Thu, 16 Oct
YOW
Ottawa
LHR
London
S$1,000 Return, found 2 days ago
S$1,000
Return
found 2 days ago

Thu, 2 Oct - Wed, 8 Oct
YOW
Ottawa
LHR
London
S$1,006 Return, found 2 days ago
S$1,006
Return
found 2 days ago

Thu, 9 Oct - Thu, 16 Oct
YOW
Ottawa
LHR
London
S$1,008 Return, found 2 days ago
S$1,008
Return
found 2 days ago

Thu, 9 Oct - Thu, 16 Oct
YOW
Ottawa
LHR
London
S$1,212 Return, found 2 days ago
S$1,212
Return
found 2 days ago

Thu, 2 Oct - Wed, 8 Oct
YOW
Ottawa
LHR
London
S$1,237 Return, found 2 days ago
S$1,237
Return
found 2 days ago

Thu, 2 Oct - Wed, 8 Oct
YOW
Ottawa
LHR
London
S$1,271 Return, found 2 days ago
S$1,271
Return
found 2 days ago

Thu, 9 Oct - Thu, 16 Oct
YOW
Ottawa
LHR
London
S$1,290 Return, found 2 days ago
S$1,290
Return
found 2 days ago
Find the cheapest month to fly from Ottawa (YOW) to London (LHR)
February is typically the cheapest month to fly
From S$735 - S$1,785 per traveller.
Graph displaying average flight prices per month
Origin airport | Macdonald-Cartier Intl. |
Destination airport | Heathrow |
Return price | S$969 |
Distance | 5315 km |
Average flight time | 6 hours 35 mins |
Perfect flights from Ottawa to London
Your Journey from Ottawa to London
Start your unforgettable journey with Expedia. Our broad selection of flights from Ottawa to London caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
Choosing Your Ideal Flight
With Expedia, you have access to a wide range of airlines, including Virgin Atlantic, Air France, Air Canada, Lufthansa, KLM, United, Austrian Airlines. Our selection of flights from Macdonald-Cartier Intl. to Heathrow 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 Heathrow that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$874 and roundtrip prices from S$970*.
Pre-Flight Essentials
Ensure a smooth journey from Ottawa to London with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
Experience the Vibrant London
Picture yourself stepping off the plane in London and immersing yourself in the unique atmosphere of London. 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
With Expedia, your adventure extends beyond the flight. Explore London at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
Book Your Flight from Ottawa to London with Confidence
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Ottawa to London with confidence. Book your travel arrangements with Expedia today.
*Note: Prices may vary based on availability and are subject to change.
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Popular flights from Ottawa
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London Airports
London
Expedia's Latest Trends
Flights
- Singapore to Toronto (SIN - YYZ)
- Singapore to Southampton (SIN - SOU)
- Kuala Lumpur to Toronto (KUL - YYZ)
- Toronto to Vancouver (YYZ - YVR)
- Los Angeles to Toronto (LAX - YYZ)
- Singapore to Nottingham (SIN - NQT)
- Singapore to Birmingham (SIN - BHX)
- San Francisco to Toronto (SFO - YYZ)
- Newark Liberty Intl. Airport to Toronto (EWR - YYZ)
- Newcastle to Singapore (NCL - SIN)
- Toronto to San Francisco (YYZ - SFO)
- New York to Toronto (NYC - YYZ)
- Tokyo to Toronto (NRT - YYZ)
- Delhi to Toronto (DEL - YYZ)
- Singapore to Liverpool (SIN - LPL)
- Manchester to Singapore (MAN - SIN)
- Singapore to Leeds (SIN - LBA)
- Singapore to Bristol (SIN - BRS)
- Kota Bharu to Manchester (KBR - MAN)
- New York to Toronto (JFK - YYZ)
- Vancouver to Toronto (YVR - YYZ)
- Shanghai to Toronto (PVG - YYZ)
- Singapore to Cambridge (SIN - CBG)
- Singapore to Newcastle (SIN - NCL)
- Toronto to Singapore (YYZ - SIN)
- Toronto to New York (YYZ - NYC)
- Boston to Toronto (BOS - YYZ)
- Toronto to Manila (YYZ - MNL)
- Singapore to Manchester (SIN - MAN)
- Manila to Toronto (MNL - YYZ)
*Available to Expedia members.