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Cheap flights from Ontario to Cardiff from £282

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CWL
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Cardiff

Keep the following information in mind while searching for Ontario to Cardiff flight deals. Data was last updated 17 September 2025.

Round-trip from

£716

One-way from

£282

Popular in

August

Cheapest in

July

Average price

£675
KLM
  • KLM
  • 26/9-29/9
  • 2 total stops
  • 46h 25m total
  • Ontario to Cardiff
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29/10
  • 29/10
  • 2 total stops
  • 16h 55m total
  • Ontario to Cardiff
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£7 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Ontario to Cardiff

Cheapest flights from Ontario to Cardiff
Explore the most affordable flight options available from Ontario to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Fri 26/922:10YYZ - CWL
1 stop13h 55mKLM
Mon 29/909:50CWL - YYZ
1 stop32h 30mKLM
Deal found 15/9£716
Thu 25/916:45YYZ - CWL
1 stop11h 30mKLM
Sun 28/917:15CWL - YYZ
1 stop31h 40mKLM
Deal found 16/9£718
Sat 29/1112:15YYZ - CWL
2 stops16h 35mMultiple Airlines
Sat 17/110:20CWL - YYZ
2 stops17h 35mMultiple Airlines
Deal found 15/9£729
Fri 26/918:19YYZ - CWL
2 stops17h 46mDelta
Mon 29/909:50CWL - YYZ
1 stop15h 05mDelta
Deal found 15/9£738
Thu 25/918:00YYZ - CWL
3 stops21h 30mMultiple Airlines
Sun 28/911:00CWL - YYZ
1 stop9h 50mMultiple Airlines
Deal found 16/9£895
Tue 7/1022:10YYZ - CWL
1 stop13h 35mDelta
Fri 17/1009:50CWL - YYZ
1 stop15h 05mDelta
Deal found 15/9£918

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ontario to Cardiff that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Ontario to Cardiff that are best for you.

Fly from

Ontario

Fly to

Cardiff

Route

Depart

Return

Price

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Fri 26/9

22:10-17:05

1 stop13h 55m

Cardiff Wales

Mon 29/9

09:50-13:20

1 stop32h 30m

£716

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Sat 29/11

12:15-09:50

2 stops16h 35m

Cardiff Wales

Sat 17/1

10:20-22:55

2 stops17h 35m

£729

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Fri 26/9

18:19-17:05

2 stops17h 46m

Cardiff Wales

Mon 29/9

09:50-19:55

1 stop15h 05m

£738

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Tue 7/10

22:10-16:45

1 stop13h 35m

Cardiff Wales

Fri 17/10

09:50-19:55

1 stop15h 05m

£918

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Sat 25/10

16:45-10:50

1 stop13h 05m

Cardiff Wales

Sat 1/11

10:20-22:55

2 stops16h 35m

£2,961

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Sat 25/10

23:30-16:50

2 stops13h 20m

Cardiff Wales

Sat 1/11

10:20-22:55

2 stops16h 35m

£3,035

TorontoCardiff

YTZ - CWL

YTZCWL

Toronto Island

Wed 29/10

13:10-10:05

2 stops16h 55m

£282

TorontoCardiff

YTZ - CWL

YTZCWL

Toronto Island

Fri 31/10

11:05-19:40

2 stops28h 35m

£301

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Fri 31/10

18:15-19:40

2 stops21h 25m

£375

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Best time to book a flight from Ontario to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Ontario with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Cardiff

What is the cheapest month to book a flight from Region of Ontario to Cardiff?

Currently, July is the cheapest month in which you can book a flight from Region of Ontario to Cardiff (average of £169). Flying from Region of Ontario to Cardiff in December is currently the most expensive (average of £263). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Cardiff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cardiff from Ontario?

    Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly into when you book flights from Ontario to Cardiff.

  • How long is the flight from Region of Ontario to Cardiff?

    Airlines like KLM and Delta fly from Region of Ontario to Cardiff in about 13h 55m. The time it takes to get you to your destination can typically vary by up to 3h 51m. Region of Ontario and Cardiff are separated by a distance of 3432 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Region of Ontario to Cardiff?

    While some choose either Montreal Pierre Elliott Trudeau Intl - Cardiff Wales or Toronto Island - Cardiff Wales, Toronto Pearson Intl - Cardiff Wales is the most popular route from Region of Ontario to Cardiff.

  • Can I find deals for flights from Ontario to Cardiff that include hotel bookings?

    Yes. In addition to deals on Ontario to Cardiff flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Cardiff?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Cardiff.

  • Can I find deals for business class flights from Ontario to Cardiff?

    Yes. Cheapflights offers flight deals from Ontario to Cardiff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Cardiff?

    Currently, July is the cheapest month in which you can book a flight from Region of Ontario to Cardiff (average of £169). Flying from Region of Ontario to Cardiff in December is currently the most expensive (average of £263). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

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How does Cheapflights help users find flights from Ontario to Cardiff?

When you search for this flight from Ontario to Cardiff, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Cardiff?

Cheapflights helps you find that perfect flight to Cardiff from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ontario to Cardiff with no change fees?

Certainly. Search results for flights to Cardiff from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Cardiff become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Cardiff flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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