Find flights
When to book
FAQs

Cheap flights from Cardiff to Ontario from C$ 465

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — YYZ
14 Jan — 21 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Ontario

Enter your travel dates to find the best prices.

Best flights from Cardiff to Ontario
Discover carefully curated flight deals from Cardiff to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 December 2025.

Tue 26/511:35 a.m.CWL - YYZ
Nonstop7h 55mWestJet
Sun 31/510:10 p.m.YYZ - CWL
Nonstop7h 05mWestJet
Deal found 14/12C$ 803
Tue 26/511:15 p.m.CWL - YYZ
3 stops43h 45mMultiple Airlines
Sun 31/510:10 p.m.YYZ - CWL
Nonstop7h 05mMultiple Airlines
Deal found 14/12C$ 954
Wed 11/210:20 a.m.CWL - YYZ
2 stops27h 02mKLM
Thu 19/25:50 p.m.YYZ - CWL
1 stop17h 55mKLM
Deal found 13/12C$ 1,075
Mon 20/410:25 p.m.CWL - YYZ
1 stop20h 50mMultiple Airlines
Wed 22/410:00 p.m.YYZ - CWL
1 stop19h 00mMultiple Airlines
Deal found 13/12C$ 1,040
Wed 28/15:25 p.m.CWL - YYZ
1 stop27h 15mKLM
Wed 4/25:50 p.m.YYZ - CWL
1 stop11h 00mKLM
Deal found 14/12C$ 1,092
Thu 29/110:30 a.m.CWL - YYZ
1 stop10h 25mMultiple Airlines
Thu 5/25:25 p.m.YYZ - CWL
2 stops35h 25mMultiple Airlines
Deal found 15/12C$ 1,046
Sat 2/59:25 a.m.CWL - YYZ
1 stop32h 55mMultiple Airlines
Tue 12/511:55 p.m.YYZ - CWL
1 stop18h 30mMultiple Airlines
Deal found 15/12C$ 1,082

Find flight deals from Cardiff to Ontario

Keep the following information in mind while searching for Cardiff to Ontario flight deals. Data was last updated 15 December 2025.

Round-trip from

C$ 803

One-way from

C$ 465

Popular in

December

Cheapest in

January

Average price

C$ 1,442
WestJet
  • WestJet
  • 26/5-31/5
  • Nonstop
  • 15h 00m total
  • Cardiff to Ontario
Search Deals
28/5
  • 28/5
  • 1 total stop
  • 22h 25m total
  • Cardiff to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cardiff to Ontario 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 629,999 searches. Data last updated 15 December 2025.
Use the filters below to find and compare flights from Cardiff to Ontario that are best for you.

Fly from

Cardiff

Fly to

Ontario

Route

Depart

Return

Price

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Tue 26/5

11:35 a.m.-2:30 p.m.

Nonstop7h 55m

Toronto Pearson Intl

Sun 31/5

10:10 p.m.-10:15 a.m.

Nonstop7h 05m

C$ 803

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Tue 26/5

11:15 p.m.-2:00 p.m.

3 stops43h 45m

Toronto Pearson Intl

Sun 31/5

10:10 p.m.-10:15 a.m.

Nonstop7h 05m

C$ 954

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Mon 20/4

10:25 p.m.-2:15 p.m.

1 stop20h 50m

Toronto Pearson Intl

Wed 22/4

10:00 p.m.-10:00 p.m.

1 stop19h 00m

C$ 1,040

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Thu 29/1

10:30 a.m.-3:55 p.m.

1 stop10h 25m

Toronto Pearson Intl

Thu 5/2

5:25 p.m.-9:50 a.m.

2 stops35h 25m

C$ 1,046

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Wed 11/2

10:20 a.m.-8:22 a.m.

2 stops27h 02m

Toronto Pearson Intl

Thu 19/2

5:50 p.m.-4:45 p.m.

1 stop17h 55m

C$ 1,075

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Sat 2/5

9:25 a.m.-1:20 p.m.

1 stop32h 55m

Toronto Pearson Intl

Tue 12/5

11:55 p.m.-11:25 p.m.

1 stop18h 30m

C$ 1,082

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Wed 28/1

5:25 p.m.-3:40 p.m.

1 stop27h 15m

Toronto Pearson Intl

Wed 4/2

5:50 p.m.-9:50 a.m.

1 stop11h 00m

C$ 1,092

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Thu 28/5

10:25 p.m.-3:50 p.m.

1 stop22h 25m

C$ 465

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Fri 29/5

10:45 p.m.-3:50 p.m.

1 stop22h 05m

C$ 475

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Tue 26/5

11:15 p.m.-3:50 p.m.

1 stop21h 35m

C$ 482

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/12

Showing 1-10 of 17 results
1
2

Best time to book a flight from Cardiff to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Cardiff with our price prediction graph.
Estimated round-trip 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 Cardiff to Ontario

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

Currently, October is the cheapest month in which you can book a flight from Cardiff to Region of Ontario (average of C$ 171). Flying from Cardiff to Region of Ontario in August is currently the most expensive (average of C$ 1,264). 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 Cardiff to Ontario. 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 from for flights from Cardiff to Ontario?

    Located just 14.6 km from the city centre, Cardiff Wales (CWL) is the airport most travellers will use when flying to Ontario from Cardiff.

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

    A quick flight from Cardiff to Region of Ontario can take about 7h 55m. WestJet provides one of the quickest options available for as low as C$ 803. The distance from Cardiff to Region of Ontario is about 5523 km. Most flights are nonstop.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cardiff to Ontario 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 Cardiff to Region of Ontario?

    Currently, October is the cheapest month in which you can book a flight from Cardiff to Region of Ontario (average of C$ 171). Flying from Cardiff to Region of Ontario in August is currently the most expensive (average of C$ 1,264). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cardiff to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Manchester to Pearson Intl flights
Manchester to Vancouver Intl flights
Manchester to Abbotsford flights
Manchester to Calgary flights
Manchester to Pierre Elliott Trudeau Intl flights
Cardiff to Vancouver Intl flights
Cardiff to Pearson Intl flights
Bristol to Vancouver Intl flights
Manchester to Winnipeg flights
Manchester to Ottawa flights
Manchester to Edmonton flights
Bristol to Pearson Intl flights
Manchester to Québec City flights
Bristol to Calgary flights
Manchester to Halifax flights
Manchester to Hamilton flights
Manchester to Thunder Bay flights
Manchester to Saskatoon flights
Manchester to London flights
Bristol to London flights
Manchester to Whitehorse flights
Bristol to Pierre Elliott Trudeau Intl flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Cardiff to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Cardiff to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Ontario from Cardiff? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Cardiff to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.