Skyscanner

Cheap Flights from Kitchener / Waterloo to London Heathrow

Compare Kitchener / Waterloo to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

Book the best London Heathrow fare with no extra fees

Flight deals from Kitchener / Waterloo to London Heathrow

Looking for a cheap last-minute deal or the best return flight from Kitchener / Waterloo to London Heathrow? Find the lowest prices on one-way and return tickets right here.
London.R 3,674 per passenger.Departing Sat, 25 Oct.One-way flight with Flair Airlines.Outbound indirect flight with Flair Airlines, departs from Kitchener / Waterloo on Sat, 25 Oct, arriving in London Heathrow.Price includes taxes and charges.From R 3,674, select.
London.R 3,727 per passenger.Departing Sun, 1 Feb.One-way flight with Flair Airlines.Outbound indirect flight with Flair Airlines, departs from Kitchener / Waterloo on Sun, 1 Feb, arriving in London Heathrow.Price includes taxes and charges.From R 3,727, select.
London.R 3,749 per passenger.Departing Fri, 16 Jan.One-way flight with Flair Airlines.Outbound indirect flight with Flair Airlines, departs from Kitchener / Waterloo on Fri, 16 Jan, arriving in London Heathrow.Price includes taxes and charges.From R 3,749, select.
London.R 3,749 per passenger.Departing Thu, 5 Mar.One-way flight with Flair Airlines.Outbound indirect flight with Flair Airlines, departs from Kitchener / Waterloo on Thu, 5 Mar, arriving in London Heathrow.Price includes taxes and charges.From R 3,749, select.
London.R 4,604 per passenger.Departing Mon, 1 Dec.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Kitchener / Waterloo on Mon, 1 Dec, arriving in London Heathrow.Price includes taxes and charges.From R 4,604, select.
London.R 5,478 per passenger.Departing Sat, 29 Nov.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Kitchener / Waterloo on Sat, 29 Nov, arriving in London Heathrow.Price includes taxes and charges.From R 5,478, select.
London.R 6,691 per passenger.Departing Mon, 20 Apr.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Kitchener / Waterloo on Mon, 20 Apr, arriving in London Heathrow.Price includes taxes and charges.From R 6,691, select.
London.R 6,904 per passenger.Departing Sun, 17 May.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Kitchener / Waterloo on Sun, 17 May, arriving in London Heathrow.Price includes taxes and charges.From R 6,904, select.

Find the cheapest month to fly from Kitchener / Waterloo to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kitchener / Waterloo to London Heathrow flights are currently cheapest in October.
Sep
from R 7,043
Oct
from R 3,674
Nov
from R 5,478
Dec
from R 4,604
Jan
from R 3,749
Feb
from R 3,727
Mar
from R 3,749
Apr
from R 6,691
May
from R 6,904
Jun
from R 6,904
Jul
from R 9,327
Aug
from R 9,879

Kitchener / Waterloo to London Heathrow: Alternative routes

Compare routes from Kitchener / Waterloo to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Toronto to London: Flight information

The things to know before you go.
Cheapest flight foundR 3,674
Cheapest month to flyOctober

Finding cheap flights from Kitchener / Waterloo to London Heathrow: Frequently asked questions

The best price we found for a return flight from Kitchener / Waterloo to London Heathrow is R 10,692. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Kitchener / Waterloo to London Heathrow. But we found flights with one or more stops from R 10,692.
As of September 2025, there are no flights flying from Kitchener / Waterloo to London Heathrow.
The cheapest month to fly from Kitchener / Waterloo to London Heathrow is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kitchener / Waterloo Airport to London Heathrow Airport on Thursday, 13 November 2025.
No airlines currently offer direct flights between Kitchener / Waterloo Airport and London Heathrow Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, WestJet offers the cheapest flight tickets to London Heathrow.

Flying from Region of Waterloo International Airport (YKF) to London Heathrow Airport (LHR): what you need to know

  • London is four hours ahead of Toronto and observes the UTC+0 timezone.

  • Your YKF to LHR flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • You'll likely experience longer queues in popular months like August. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a smart move.

How to find the cheapest flights from Region of Waterloo International Airport (YKF) to London Heathrow Airport (LHR)

  • R 3,674 is the lowest price for a one-way Region of Waterloo International Airport to London Heathrow Airport flight. A return flight starts at R 10,692. These prices may change depending on demand and availability.

  • It's a good idea to book ahead of time if you're hoping to get cheap tickets from YKF to LHR. That's because airlines adjust prices based on demand, which tends to rise closer to the date of departure.

  • The 'Whole month' tool shows you the cheapest flights from Region of Waterloo International Airport to London Heathrow Airport across each month. It's an easy way to snap up a bargain if your travel plans aren't set in stone.

  • Finding cheap flights from YKF to LHR is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll let you know when a new discounted fare appears.

  • Discover the perfect flight for you by using the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Region of Waterloo International Airport to London Heathrow Airport, use the 'Sort by' function. You can also filter by arrival and departure times, airline, and number of stops.

Handy information about Region of Waterloo International Airport (YKF)

  • 63.64% of flights that leave from Region of Waterloo International Airport touch down at their destination on time.

  • To reach Region of Waterloo International Airport from central Toronto, it'll take around 1 hour 15 minutes by car. This depends on traffic though. It's approximately 105 kilometres from the airport to the city centre.

  • The journey when using public transport takes roughly 4 hours 5 minutes.

  • Booked an early flight from Region of Waterloo International Airport to London Heathrow Airport? Avoid rushing to the airport (and catch some extra z's) by choosing one of these hotels near YKF:

Arriving at London Heathrow Airport (LHR)

Getting from London Heathrow Airport (LHR) to central London

  • From London Heathrow Airport, London is approximately 31 kilometres away. It takes around 55 minutes to reach the centre driving.

  • It takes roughly 1 hour if you're travelling by public transport.

When to fly to London Heathrow Airport (LHR)

  • It's time to choose your travel dates for your flight from Region of Waterloo International Airport to London Heathrow Airport. July is the most popular month to visit London. If you're after a more relaxed vibe, go in February.

  • The warmest month in London is July, with the temperature ranging between 11ºC (52ºF) and 26ºC (79ºF). Lock in your flights from Region of Waterloo International Airport to London Heathrow Airport in this month if this is the kind of weather you like.

  • If you'd rather travel in cooler conditions, search for a cheap ticket from YKF to LHR in January. Temperatures average between 0ºC (32ºF) and 9ºC (48ºF) then.

Explore more of United Kingdom

  • You've visited London, now it's time to explore other parts of United Kingdom. Journey about 161 kilometres north-west to Birmingham to tick off its top attractions. From Cadbury World to The Library of Birmingham and National Sea Life Centre, you'll have a full itinerary ahead.

  • Bristol is another essential stop in United Kingdom and is around 177 kilometres west of London. No journey is complete without visiting Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

Plan the rest of your trip from Toronto to London

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.