£235 Cheap Flights to Ontario

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Top Cities to Visit in Ontario

FlightsFlights

Toronto

Toronto

Cheap round-trip flights to Ontario

Prices were available within the past 7 days and start at £235 for one-way flights and £326 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, 19 May - Wed, 28 May
LHR
Heathrow
YTZ
Billy Bishop Toronto City
£326 Return, found 5 days ago
£326
Return
found 5 days ago
Select Air Canada flight, departing Mon, 19 May from Heathrow to Billy Bishop Toronto City, returning Wed, 28 May, priced at £326 found 5 days ago
Air Canada
Thu, 3 Apr - Sun, 13 Apr
LHR
Heathrow
YHM
John C. Munro Hamilton Intl.
£331 Return, found 5 days ago
£331
Return
found 5 days ago
Select Air Canada flight, departing Thu, 3 Apr from Heathrow to John C. Munro Hamilton Intl., returning Sun, 13 Apr, priced at £331 found 5 days ago
Air Canada
Thu, 3 Apr - Sun, 13 Apr
LHR
Heathrow
YKF
Region of Waterloo Intl.
£331 Return, found 5 days ago
£331
Return
found 5 days ago
Select Air Canada flight, departing Thu, 3 Apr from Heathrow to Region of Waterloo Intl., returning Sun, 13 Apr, priced at £331 found 5 days ago
Swiss International Air Lines
Thu, 18 Sep - Sun, 28 Sep
LHR
Heathrow
YYZ
Pearson Intl.
£348 Return, just found
£348
Return
just found
Select Swiss International Air Lines flight, departing Thu, 18 Sep from Heathrow to Pearson Intl., returning Sun, 28 Sep, priced at £348 just found
British Airways
Wed, 30 Apr - Sat, 17 May
LHR
Heathrow
YYZ
Pearson Intl.
£358 Return, just found
£358
Return
just found
Select British Airways flight, departing Wed, 30 Apr from Heathrow to Pearson Intl., returning Sat, 17 May, priced at £358 just found
KLM
Fri, 9 May - Tue, 30 Sep
LHR
Heathrow
YYZ
Pearson Intl.
£358 Return, found 2 hours ago
£358
Return
found 2 hours ago
Select KLM flight, departing Fri, 9 May from Heathrow to Pearson Intl., returning Tue, 30 Sep, priced at £358 found 2 hours ago
Air France
Mon, 12 May - Sun, 18 May
LHR
Heathrow
YYZ
Pearson Intl.
£363 Return, just found
£363
Return
just found
Select Air France flight, departing Mon, 12 May from Heathrow to Pearson Intl., returning Sun, 18 May, priced at £363 just found
Icelandair
Tue, 29 Apr - Tue, 13 May
LHR
Heathrow
YYZ
Pearson Intl.
£363 Return, found 1 day ago
£363
Return
found 1 day ago
Select Icelandair flight, departing Tue, 29 Apr from Heathrow to Pearson Intl., returning Tue, 13 May, priced at £363 found 1 day ago
Air France
Mon, 12 May - Sun, 18 May
LHR
Heathrow
YYZ
Pearson Intl.
£372 Return, just found
£372
Return
just found
Select Air France flight, departing Mon, 12 May from Heathrow to Pearson Intl., returning Sun, 18 May, priced at £372 just found
Lufthansa
Wed, 14 May - Thu, 22 May
LHR
Heathrow
YYZ
Pearson Intl.
£374 Return, just found
£374
Return
just found
Select Lufthansa flight, departing Wed, 14 May from Heathrow to Pearson Intl., returning Thu, 22 May, priced at £374 just found

Top tips for booking flights to Ontario from UK

Get ready to fly to Ontario

Prepare your luggage and book your flights to Ontario with Expedia. We offer a seamless flight booking experience, with a wide range of Ontario plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Ontario in 2025, we are always available to assist you. Book your flights to Ontario today and let the adventure begin!

Find the best tickets to Ontario

To find some of the best tickets to Ontario in 2025, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Ontario or last-minute flights to Ontario, you can filter and sort your search results, making it easy to find the ideal flight to Ontario.

Airlines fly to Ontario

There are 20 different airlines that fly to Ontario including some of the most trusted names in the business. To book flights to Ontario with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Ontario plane tickets.

Find the cheapest flights to Ontario

By booking early you may find some of the best deals for Ontario flights from the UK, including Ontario direct flights. You can usually find affordable and cheap flights to Ontario, whether one-way from £235 or round-trip from £326, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Ontario

Try searching for different Ontario airports with Expedia to find some of the cheapest flights to Ontario. Flights from London (LHR) to Toronto (YYZ) usually have the lowest price from £235.

Why book your flights to Ontario with Expedia

Expedia offers great deals on Ontario air fares from £235 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Ontario from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

Ontario Flights Information

Airlines serving
TAP Portugal, Air Canada, Swiss International Air Lines, British Airways, KLM, Air France, Icelandair, Lufthansa, WestJet, SATA International-Azores Airlines S.A., Royal Air Maroc, Virgin Atlantic
Roundtrip price
from £326

Frequently asked questions

How do I find cheap flights to Ontario that have flexible change policies?
At Expedia, we’ve been channeling our inner contortionist to help you locate the most flexible fares around town. Just check the “No change fee” box directly below the “Flexible change policies” filter to find your perfect flight to Ontario.
Which airlines fly to Ontario?
When you’re ready to reserve your ticket to or near Ontario, these popular airlines look forward to welcoming you aboard:

  • Air Canada - 3,335 flights to or near Ontario each month, including 3,274 flights to Pearson Intl. Airport (YYZ) per month.
  • United Airlines - 893 flights to or near Ontario each month, including 685 flights to Pearson Intl. Airport (YYZ) per month.
  • American Airlines - 781 flights to or near Ontario each month, including 781 flights to Pearson Intl. Airport (YYZ) per month.

How can I find cheap tickets to Ontario?
A great strategy for scoring cheap airfares is to be flexible with your travel dates. Start by searching for your flight to Ontario, then click on the “flexible dates” link to see prices for nearby days. Another useful tip? Book well ahead. To give you an idea of fares, £326 was the lowest price for a flight to Ontario in the last seven days.
How much is a flight to Ontario?
If you were travelling one way from London (LHR), you could’ve snapped up a cheap seat for £235 in the last seven days. Return flights to Ontario ranged from £326 to £612 during this same period.
What are the most popular airports to fly into in Ontario?
Where you’re taking off from and your chosen carrier will help determine which of these busy Ontario airports you’ll jet into:

  • Pearson Intl. Airport (YYZ) - 5,525 flights per month.
  • Billy Bishop Toronto City Airport (YTZ) - 560 flights per month.
  • Macdonald-Cartier Intl. Airport (YOW) - 355 flights per month.

When is the cheapest time to fly to Ontario?
Taking off on a Tuesday, followed by a Monday, is usually the best way to nab the cheapest fare. Stay away from the weekends if possible, because Saturday is typically the most expensive day. Spend the funds you saved having a ball in Ontario instead!
How much is a plane ticket to Ontario?
In the last seven days, plane tickets to Ontario varied from £326 to £612.
What is the best time to go to Ontario?
Summer begins June 20 in the Northern Hemisphere, and these warmer months are an excellent time to check out the thrilling Ontario city of Toronto. Average temperatures range between 18ºC and 24ºC throughout this season. The biggest crowds are found here in June, July and August.
What months are the cheapest to book a flight to Ontario?
To snap up a great deal to Ontario, book sometime in February when the price of tickets are at their lowest. When’s the most expensive time? In the United States, it’s the month of December.

Trending flights to Ontario

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, 19 May - Wed, 28 May
LHR
Heathrow
YTZ
Billy Bishop Toronto City
£326 Return, found 5 days ago
£326
Return
found 5 days ago
Select Air Canada flight, departing Mon, 19 May from Heathrow to Billy Bishop Toronto City, returning Wed, 28 May, priced at £326 found 5 days ago
*Available to Expedia members.