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Cheap flights from Ontario to Cardiff from £478

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CWL
25 Jan — 1 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Cardiff

Enter your travel dates to find the best prices.

Best flights from Ontario to Cardiff
Discover carefully curated flight deals from Ontario to Cardiff that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 December 2025.

Sat 7/221:15YYZ - CWL
1 stop31h 35mVirgin Atlantic
Sat 14/217:25CWL - YYZ
1 stop30h 50mVirgin Atlantic
Deal found 24/12£478
Thu 22/120:25YYZ - CWL
2 stops20h 35mMultiple Airlines
Thu 29/110:30CWL - YYZ
2 stops33h 20mMultiple Airlines
Deal found 25/12£486
Thu 22/117:50YYZ - CWL
1 stop11h 00mDelta
Thu 29/110:20CWL - YYZ
1 stop13h 55mDelta
Deal found 25/12£492
Sun 8/219:05YUL - CWL
2 stops16h 40mKLM
Sun 15/217:30CWL - YUL
1 stop28h 50mKLM
Deal found 25/12£728
Thu 22/121:15YYZ - CWL
1 stop31h 35mVirgin Atlantic
Wed 28/117:25CWL - YYZ
1 stop30h 50mVirgin Atlantic
Deal found 25/12£479
Wed 21/106:00YYZ - CWL
2 stops22h 50mDelta
Sun 25/110:15CWL - YYZ
1 stop14h 00mDelta
Deal found 24/12£513
Thu 22/112:07YYZ - CWL
2 stops16h 43mVirgin Atlantic
Thu 29/110:20CWL - YYZ
1 stop13h 55mVirgin Atlantic
Deal found 25/12£513
Sun 11/106:00YYZ - CWL
2 stops22h 50mDelta
Thu 15/110:20CWL - YYZ
1 stop13h 55mDelta
Deal found 25/12£514
Mon 12/106:00YYZ - CWL
2 stops22h 50mVirgin Atlantic
Wed 21/117:25CWL - YYZ
1 stop27h 15mVirgin Atlantic
Deal found 25/12£514
Fri 23/119:10YUL - CWL
1 stop16h 45mDelta
Tue 27/110:20CWL - YUL
2 stops41h 52mDelta
Deal found 23/12£540
Sun 8/217:15YYZ - CWL
2 stops35h 35mVirgin Atlantic
Sun 15/217:30CWL - YYZ
2 stops27h 40mVirgin Atlantic
Deal found 25/12£520
Sun 8/221:40YUL - CWL
2 stops20h 25mMultiple Airlines
Sun 15/209:20CWL - YUL
3 stops28h 02mMultiple Airlines
Deal found 25/12£713
Thu 29/116:46YUL - CWL
2 stops36h 04mDelta
Mon 2/210:20CWL - YUL
1 stop12h 00mDelta
Deal found 25/12£542
Thu 22/109:30YTZ - CWL
3 stops31h 30mMultiple Airlines
Thu 29/110:30CWL - YTZ
2 stops14h 20mMultiple Airlines
Deal found 25/12£896
Sat 7/213:10YTZ - CWL
3 stops22h 40mMultiple Airlines
Sat 14/220:05CWL - YTZ
3 stops24h 00mMultiple Airlines
Deal found 24/12£1,066
Sun 5/417:30YTZ - CWL
2 stops14h 40mMultiple Airlines
Sat 11/409:25CWL - YTZ
3 stops29h 42mMultiple Airlines
Deal found 24/12£1,101
Sun 8/212:30YTZ - CWL
3 stops16h 20mMultiple Airlines
Sun 15/209:20CWL - YTZ
2 stops17h 30mMultiple Airlines
Deal found 25/12£1,127
Sun 11/109:30YTZ - CWL
3 stops32h 35mMultiple Airlines
Thu 15/110:30CWL - YTZ
2 stops14h 20mMultiple Airlines
Deal found 25/12£1,132

Find flight deals from Ontario to Cardiff

Keep the following information in mind while searching for Ontario to Cardiff flight deals. Data was last updated 26 December 2025.

Round-trip from

£454

Popular in

December

Cheapest in

July

Average price

£874
WestJet
  • WestJet
  • 21/5-28/5
  • 1 total stop
  • 26h 10m total
  • Ontario to Cardiff
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£84 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 26 December 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

Sat 7/2

21:15-09:50

1 stop31h 35m

Cardiff Wales

Sat 14/2

17:25-19:15

1 stop30h 50m

£478

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Thu 22/1

21:15-09:50

1 stop31h 35m

Cardiff Wales

Wed 28/1

17:25-19:15

1 stop30h 50m

£479

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Thu 22/1

20:25-22:00

2 stops20h 35m

Cardiff Wales

Thu 29/1

10:30-14:50

2 stops33h 20m

£486

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Thu 22/1

17:50-09:50

1 stop11h 00m

Cardiff Wales

Thu 29/1

10:20-19:15

1 stop13h 55m

£492

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Wed 21/1

06:00-09:50

2 stops22h 50m

Cardiff Wales

Sun 25/1

10:15-19:15

1 stop14h 00m

£513

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Thu 22/1

12:07-09:50

2 stops16h 43m

Cardiff Wales

Thu 29/1

10:20-19:15

1 stop13h 55m

£513

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Sun 11/1

06:00-09:50

2 stops22h 50m

Cardiff Wales

Thu 15/1

10:20-19:15

1 stop13h 55m

£514

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Mon 12/1

06:00-09:50

2 stops22h 50m

Cardiff Wales

Wed 21/1

17:25-15:40

1 stop27h 15m

£514

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Sun 8/2

17:15-09:50

2 stops35h 35m

Cardiff Wales

Sun 15/2

17:30-16:10

2 stops27h 40m

£520

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Fri 23/1

19:10-16:55

1 stop16h 45m

Cardiff Wales

Tue 27/1

10:20-23:12

2 stops41h 52m

£540

Flights are sorted by cheapest return flights first.

Deals found on 25/12

Showing 1-10 of 22 results
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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, May is the cheapest month in which you can book a flight from Region of Ontario to Cardiff (average of £56). Flying from Region of Ontario to Cardiff in August is currently the most expensive (average of £630). 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.

How much does it cost for a return flight from Region of Ontario to Cardiff?

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 Virgin Atlantic, Delta, and KLM fly from Region of Ontario to Cardiff in about 11h. The time it takes to get you to your destination can typically vary by up to 20h 35m. 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 Toronto Island - Cardiff Wales or Montreal Pierre Elliott Trudeau Intl - 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, May is the cheapest month in which you can book a flight from Region of Ontario to Cardiff (average of £56). Flying from Region of Ontario to Cardiff in August is currently the most expensive (average of £630). 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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