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










Find the cheapest month to fly from London (LHR) to Ottawa (YOW)
November is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Heathrow |
Destination airport | Macdonald-Cartier Intl. |
Return price | AU$926 |
Distance | 5315 km |
Average flight time | 7 hours 20 mins |
Your quick guide to flights from London to Ottawa
Pick up great flights from London to Ottawa
With Expedia, you have your pick of 7 flights a day with 20 airlines covering flights from London to Ottawa. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from London to Ottawa that take around 2 hours.
Find cheap flights from London to Ottawa
From the great flight deals with prices currently ranging from AU$926 to AU$1,421, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from London to Ottawa around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Ottawa is normally in September.
Reasons to book your flight from London to Ottawa with Expedia
Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from London to Ottawa across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Ottawa right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.
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