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Cheap Flights from Ottawa to London starting at S$ 327

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

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

Cheapest time to fly from Ottawa to London

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.
Cheapest Airlines flying from Ottawa to London

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Porter Airlines
From S$ 304
Westjet
From S$ 327
ANA airlines

Find more flights and airlines

Alternative Routes from Ottawa to London

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Ottawa to London.

  • Cheapest
    Porter Airlines
    YOW
    16:30
    22h 34m
    2 transfer
    YXU
    15:04
    Ottawa Macdonald-Cartier International Airport - London International Airport
    Sun, Apr 14Porter Airlines
    S$ 304
  • Porter Airlines
    YOW
    16:30
    22h 34m
    2 transfer
    YXU
    15:04
    Ottawa Macdonald-Cartier International Airport - London International Airport
    Sun, Apr 14Porter Airlines
    S$ 304
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets from Ottawa (YOW) to London (YXU) 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 is a flight from Ottawa (YOW) to London (YXU) cost?

    According to Trip.com's data, the lowest price is around S$ 784.
  • What is the transportation method from the main airport to downtown in London?

    • The distance from London International Airport to downtown is about 8km, by taxi about 20 minutes.
  • How many airports in London?

    There are 1 airports near London: London International Airport.

Find cheapest flight ticket from Ottawa to London

Cheapest direct flight price

S$ 327

Cheapest month

January

Peak season for travel

September