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Cheap flights from Cardiff to Ontario from C$ 570

CWL — YYZ
1 Dec — 8 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Ontario

Sat 5/128:15 a.m. -
2 stops15h 00m
Sat 12/127:40 p.m. -
2 stops13h 15m
Deal found 27/10C$ 1,083
Mon 23/118:35 a.m. -
2 stops14h 40m
Mon 30/117:40 p.m. -
3 stops33h 10m
Deal found 31/10C$ 1,088
Sat 21/118:15 a.m. -
1 stop12h 35m
Sat 28/115:20 p.m. -
1 stop15h 35m
Deal found 27/10C$ 1,186
Wed 2/125:30 p.m. -
3 stops29h 45m
Sat 12/127:40 p.m. -
2 stops13h 15m
Deal found 30/10C$ 1,238
Wed 25/1110:20 a.m. -
3 stops31h 40m
Wed 2/127:45 p.m. -
1 stop12h 15m
Deal found 28/10C$ 1,250
Mon 23/1110:20 a.m. -
1 stop10h 20m
Mon 30/115:55 p.m. -
1 stop18h 05m
Deal found 30/10C$ 1,323
Wed 25/1110:20 a.m. -
1 stop10h 20m
Wed 2/125:55 p.m. -
1 stop10h 50m
Deal found 28/10C$ 1,333
Mon 16/115:30 p.m. -
1 stop27h 10m
Mon 23/115:55 p.m. -
1 stop10h 50m
Deal found 29/10C$ 1,340
Mon 23/1110:20 a.m. -
1 stop10h 20m
Mon 30/115:55 p.m. -
1 stop10h 50m
Deal found 30/10C$ 1,344

Find flight deals from Cardiff to Ontario

Round-trip from

C$ 1,083

One-way from

C$ 570

Popular in

December

Cheapest in

July

Average price

C$ 1,060
5/12-12/12
  • 5/12-12/12
  • 4 total stops
  • 28h 15m total
  • Cardiff to Ontario
Search Deals
29/11-31/12
  • 29/11-31/12
  • 3 total stops
  • 58h 25m total
  • Cardiff to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 335 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease (C$ 130 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Cardiff to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CardiffToronto

CWL Cardiff Wales - YYZ Toronto Pearson Intl

CWLYYZ

Cardiff Wales

Fri 11/12

4:05 p.m.-2:25 p.m.

3 stops51h 20m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 715

CardiffToronto

CWL Cardiff Wales - YYZ Toronto Pearson Intl

CWLYYZ

Cardiff Wales

Wed 30/12

9:40 p.m.-3:00 p.m.

2 stops22h 20m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 728

CardiffToronto

CWL Cardiff Wales - YYZ Toronto Pearson Intl

CWLYYZ

Cardiff Wales

Mon 14/12

8:35 a.m.-11:10 a.m.

1 stop31h 35m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 877

CardiffToronto

CWL Cardiff Wales - YYZ Toronto Pearson Intl

CWLYYZ

Cardiff Wales

Mon 9/11

10:20 a.m.-3:47 p.m.

3 stops34h 27m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 877

CardiffToronto

CWL Cardiff Wales - YYZ Toronto Pearson Intl

CWLYYZ

Cardiff Wales

Thu 31/12

1:25 p.m.-7:50 p.m.

3 stops35h 25m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 890

CardiffToronto

CWL Cardiff Wales - YYZ Toronto Pearson Intl

CWLYYZ

Cardiff Wales

Sat 5/12

8:15 a.m.-6:15 p.m.

2 stops15h 00m

Toronto Pearson Intl

Sat 12/12

7:40 p.m.-1:55 p.m.

2 stops13h 15m

C$ 1,083

CardiffToronto

CWL Cardiff Wales - YYZ Toronto Pearson Intl

CWLYYZ

Cardiff Wales

Thu 31/12

10:20 a.m.-7:15 p.m.

1 stop13h 55m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 1,126

CardiffToronto

CWL Cardiff Wales - YYZ Toronto Pearson Intl

CWLYYZ

Cardiff Wales

Mon 12/4

5:15 p.m.-1:20 p.m.

2 stops25h 05m

Toronto Pearson Intl

Mon 19/4

9:20 p.m.-9:15 a.m.

2 stops30h 55m

C$ 1,257

CardiffToronto

CWL Cardiff Wales - YYZ Toronto Pearson Intl

CWLYYZ

Cardiff Wales

Mon 28/12

8:35 a.m.-11:10 a.m.

1 stop31h 35m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 1,264

CardiffToronto

CWL Cardiff Wales - YYZ Toronto Pearson Intl

CWLYYZ

Cardiff Wales

Mon 23/11

10:20 a.m.-3:40 p.m.

1 stop10h 20m

Toronto Pearson Intl

Mon 30/11

5:55 p.m.-5:00 p.m.

1 stop18h 05m

C$ 1,323

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

Showing 1-10 of 16 resultsSorted by cheapest first
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

Cheapflights Insights

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

How far ahead should I book a flight from Cardiff to Region of Ontario?

To ensure you get the cheapest price possible for a flight from Cardiff to Region of Ontario, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Ontario

Check out reviews from past customers who have flown with WestJet from Cardiff to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,442 reviews
Check prices

Entertainment

6.1

Food

6.2

Boarding

7.4

Crew

7.9

Overall

7.2

Comfort

7.1

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.
WestJet
7.2
Good
3,442 reviews
WestJet
7.2
Good
3,442 reviews
Check prices

Entertainment

6.1

Food

6.2

Boarding

7.4

Crew

7.9

Overall

7.2

Comfort

7.1

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.

Related info for your journey

  • 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 10h 20m. KLM provides one of the quickest options available for as low as C$ 1,323. The distance from Cardiff to Region of Ontario is about 5523 km.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Cardiff to Ontario

AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 605AverageC$ 955FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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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.

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