Cheap Flights from Ottawa to London from CAD 388️ 2024

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Find Ottawa to London flights starting at CAD 388.

Book one-way or return flights from Ottawa to London from as little as CAD 388. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Ottawa to London? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Ottawa to London. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find Cheapest Airlines Flying from Ottawa to London

View airlines operating flights from Ottawa to London. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

United Airlines

From CAD 388

Porter Airlines

From CAD 400

Flair Airlines

From CAD 445

Air Transat

From CAD 492

Air Canada

From CAD 552

WestJet

From CAD 593

Lufthansa

From CAD 768

Air France

From CAD 782

Swiss Airlines

From CAD 867

Virgin Atlantic

From CAD 911

ANA airlines

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Alternative Routes for Ottawa to London Flights

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Ottawa to London.

Cheapest
YOW
17:55
31h 25m
1 transfer
LGW
06:20
Ottawa Macdonald-Cartier International Airport - London Gatwick Airport
Mon, Apr 29United Airlines
CAD 388
YOW
06:05
23h 35m
2 transfer
STN
10:40
Ottawa Macdonald-Cartier International Airport - London Stansted Airport
Wed, Jul 17United Airlines
CAD 491
YOW
20:54
18h 56m
2 transfer
LCY
20:50
Ottawa Macdonald-Cartier International Airport - London City Airport
Mon, May 6Air Transat
CAD 492
YOW
20:54
18h 56m
2 transfer
LCY
20:50
Ottawa Macdonald-Cartier International Airport - London City Airport
Mon, May 6Air Transat
CAD 492
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How do I find the cheapest flights?

When are flight tickets from Ottawa (YOW) to London (LON) the cheapest?
Airlines adjust prices for flights from Ottawa to London based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Ottawa (YOW) to London (LON) cost?
According to Trip.com's data, the lowest price is around CAD 1,336.
What is the transportation method from the main airport to downtown in London?
- The distance from London Gatwick Airport to downtown is about 39km, by taxi about 50 minutes.
- The distance from London Heathrow Airport to downtown is about 23km, by taxi about 40 minutes.
- The distance from London Luton Airport to downtown is about 44km, by taxi about 1 hour.
What's the most popular airline for direct flights from Ottawa (YOW) to London (LON)?
Lufthansa operates 1 direct flights from Ottawa (YOW) to London (LON).
How many airports in London (LON)?
There are 7 airport(s) in London (LON): London Biggin Hill Airport, London City Airport, London Gatwick Airport, London Heathrow Airport, London Luton Airport, London Southend Airport and London Stansted Airport.

How to find a cheap flight from Ottawa to London

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Ottawa to London. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

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