£237 Cheap Flights from London (LON) to Ottawa (YOW)
Popular airlines from London to Ottawa, ON (YOW-Macdonald-Cartier Intl.)
Virgin AtlanticVirgin Atlantic
Air CanadaAir Canada
LufthansaLufthansa
KLMKLM
Air TransatAir Transat
Air FranceAir France
Aer LingusAer Lingus
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Cheap Flights from London to Ottawa (LON-YOW)
Alternative airports near Ottawa
Prices were available within the past 7 days. Prices and availability are subject to change.
Find the cheapest month to fly from London (LON) to Ottawa (YOW)
September is typically the cheapest month to flySeptember is typically the cheapest month to fly
Book with confidence
Compare flights from London to Ottawa easily and book with confidence
For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Ottawa. Operating between them flights per day, 6 airlines cover the route. And fly direct, getting you to Macdonald-Cartier Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from London to Macdonald-Cartier Intl..
To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.
Grab a great deal on your flight from London (LON) to Macdonald-Cartier Intl. (YOW)
The easiest way to view the best deals on flights from London to Ottawa today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from London to Macdonald-Cartier Intl. start at just £349 and range up to £391.
To find an even better deal, try
- being flexible on your dates – midweek flights can be cheaper
- looking for other airports near London and Ottawa
- booking your flight during September, the cheapest month on this route
- varying your flight times – early morning and late at night are sometimes cheaper
Why you should book your London to Ottawa flight with Expedia!
We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from London to Macdonald-Cartier Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.
Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.
Frequently Asked Questions
How much is a flight from London (LON-All Airports) to Ottawa International Airport?
Round-trip flights between London (LON-All Airports) and YOW start from £349. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book today so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London (LON-All Airports) to Ottawa International Airport?
Most flights can be conveniently cancelled online, but whether or not you incur a fee all comes down to your airline. If you do have to cancel your holiday, follow the instructions in the Customer Service Portal.
How do I find cheap flights from London (LON-All Airports) to Ottawa International Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for London (LON-All Airports) to Ottawa Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London (LON-All Airports) to Macdonald-Cartier Intl. Airport (YOW)?
You'll have 5,400 kilometres to cover on the long-haul England to Ottawa route. Wear comfortable clothes and consider taking a travel pillow with you.
Which airlines fly direct from London (LON-All Airports) to Macdonald-Cartier Intl. Airport (YOW)?
There are no direct flights, so you'll have to make at least one stop between London (LON-All Airports) and Ottawa Intl. Airport. Use the layover time to stretch your legs and grab a coffee.
Are London (LON-All Airports) to Ottawa International Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from London (LON-All Airports) to YOW last minute could save you some serious cash. However, it might cost you a whole lot more! If you'd prefer not to take the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.
Travel information
Origin airport | Heathrow Airport |
|---|---|
Destination airport | Ottawa International Airport |
Distance | 3,322 miles away |
Airlines serving | Air Canada, Lufthansa, Virgin Atlantic, Aer Lingus, KLM, British Airways, Air France, Brussels Airlines, Swiss International Air Lines, Austrian Airlines, United, TAP Portugal, LOT-Polish Airlines, WestJet, ITA Airways, Delta |
Popular airline | Air Canada |
Return price | £349 |
Average flight time | 7 hours 55 mins |