
Book Cheap Air Canada flight from Ottawa (YOW) to London (LHR) from CA $1,078
Find The Best Day to Book a Cheap Air Canada Flights From Ottawa to London
Cheapest Air Canada Flights from Ottawa (YOW) to London (LHR)
The cheapest flights to Heathrow found within the past 7 days were CA $872 round trip and CA $1,078 one way. Prices and availability subject to change. Additional terms may apply.
LHR From YOW Economy Coach Packages on Similar Airlines



Frequently asked questions
Grab a great Air Canada flight from YOW to LHR
To find a great deal on Air Canada flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying Air Canada Ottawa to London gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with Air Canada between Ottawa and London
Air Canada has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Ottawa to London with Air Canada are April.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your Air Canada flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ORD | USA | O'Hare Intl. | 81 |
| DEN | USA | Denver Intl. | 79 |
| IAH | USA | George Bush Intercontinental | 43 |
| YYZ | CAN | Pearson Intl. | 38 |
| SFO | USA | San Francisco Intl. | 29 |
| YVR | CAN | Vancouver Intl. | 22 |
| IAD | USA | Washington Dulles Intl. | 22 |
| FRA | DEU | Frankfurt Intl. | 15 |
| YUL | CAN | Pierre Elliott Trudeau Intl. | 15 |
| HND | JPN | Haneda | 10 |
Travelers ❤️ these 🏨 after their flight to London

Hilton Garden Inn London Heathrow Terminal 2 and 3
Great location in terminal 2. I had one night there and got there via tube. Directions were so easy to navigate, and I was able to find the hotel. My flight was conveniently located in terminal 2 so I was able to sleep in and check my bags early. Room service was also great.
Reviewed on Apr 10, 2026

Holiday Inn Express London Heathrow T4 by IHG
Lean, ideal position
Reviewed on Apr 9, 2026

Ibis Styles London Heathrow
For most visitors this is a one night stay hotel for the airport for early morning flights. Despite being a good Ibis its neighbours offer similiar or above standard offerings at a cheaper price. The room is small but clean and well furnished. The shower is warm but contains a 3-in-1 shampoo/conditioner/body. ...
Reviewed on Apr 9, 2026
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