
Popular airlines from Ottawa International Airport (YOW) to Heathrow Airport (LHR)
- Air Canada
Air Canada
- Lufthansa
Lufthansa
- LOT-Polish Airlines
LOT-Polish Airlines
- Austrian Airlines
Austrian Airlines
- United
United
- Air France
Air France
- KLM
KLM
- 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$875 for one-way flights and S$951 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$951 Return, found 1 day ago
S$951
Return
found 1 day ago

Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$985 Return, found 1 day ago
S$985
Return
found 1 day ago

Tue, 26 Aug - Tue, 2 Sep
YOW
Ottawa
LHR
London
S$991 Return, found 6 days ago
S$991
Return
found 6 days ago

Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$993 Return, found 1 day ago
S$993
Return
found 1 day ago

Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$1,002 Return, found 1 day ago
S$1,002
Return
found 1 day ago

Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$1,010 Return, found 1 day ago
S$1,010
Return
found 1 day ago

Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$1,017 Return, found 1 day ago
S$1,017
Return
found 1 day ago

Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$1,017 Return, found 1 day ago
S$1,017
Return
found 1 day ago

Thu, 9 Oct - Wed, 15 Oct
YOW
Ottawa
LHR
London
S$1,024 Return, found 1 day ago
S$1,024
Return
found 1 day ago

Wed, 8 Oct - Tue, 14 Oct
YOW
Ottawa
LHR
London
S$1,190 Return, found 1 day ago
S$1,190
Return
found 1 day 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$1,780 per traveller.
Graph displaying average flight prices per month
Origin airport | Macdonald-Cartier Intl. |
Destination airport | Heathrow |
Airlines serving | Air Canada, Air France, Austrian Airlines, KLM, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, United, Virgin Atlantic |
Return price | S$950 |
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 Air France, Virgin Atlantic, Air Canada, Lufthansa, United, KLM. 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$875 and roundtrip prices from S$951*.
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 . 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
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