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Cheap flights from Ontario to Cardiff from C$ 294

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 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CWL
16 Oct — 23 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 16 September 2025.

Round-trip from

C$ 1,350

One-way from

C$ 294

Popular in

August

Cheapest in

July

Average price

C$ 1,272
KLM
  • KLM
  • 26/9-29/9
  • 2 total stops
  • 39h 00m total
  • Ontario to Cardiff
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20/10
  • 20/10
  • 1 total stop
  • 12h 45m total
  • Ontario to Cardiff
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 25 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 50 potential savings vs. average RT 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 16 September 2025.

Fri 26/910:10 p.m.YYZ - CWL
1 stop13h 55mKLM
Mon 29/99:50 a.m.CWL - YYZ
1 stop32h 30mKLM
Deal found 15/9C$ 1,350
Sat 29/1112:15 p.m.YYZ - CWL
2 stops16h 35mMultiple Airlines
Sat 17/110:20 a.m.CWL - YYZ
2 stops17h 35mMultiple Airlines
Deal found 15/9C$ 1,373
Fri 26/96:19 p.m.YYZ - CWL
2 stops17h 46mDelta
Mon 29/99:50 a.m.CWL - YYZ
1 stop15h 05mDelta
Deal found 15/9C$ 1,390
Tue 7/1010:10 p.m.YYZ - CWL
1 stop13h 35mDelta
Fri 17/109:50 a.m.CWL - YYZ
1 stop15h 05mDelta
Deal found 15/9C$ 1,730
Sat 25/104:45 p.m.YYZ - CWL
1 stop13h 05mDelta
Sat 1/1110:20 a.m.CWL - YYZ
2 stops16h 35mDelta
Deal found 15/9C$ 5,580
Sat 25/1011:30 p.m.YYZ - CWL
2 stops13h 20mKLM
Sat 1/1110:20 a.m.CWL - YYZ
2 stops16h 35mKLM
Deal found 14/9C$ 5,718

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 16 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

10:10 p.m.-5:05 p.m.

1 stop13h 55m

Cardiff Wales

Mon 29/9

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

1 stop25h 05m

C$ 1,350

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Sat 29/11

12:15 p.m.-9:50 a.m.

2 stops16h 35m

Cardiff Wales

Sat 17/1

10:20 a.m.-10:55 p.m.

2 stops17h 35m

C$ 1,373

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Fri 26/9

10:10 p.m.-5:05 p.m.

1 stop13h 55m

Cardiff Wales

Mon 29/9

9:50 a.m.-10:59 p.m.

2 stops18h 09m

C$ 1,390

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Tue 7/10

10:10 p.m.-4:45 p.m.

1 stop13h 35m

Cardiff Wales

Fri 17/10

9:50 a.m.-7:55 p.m.

1 stop15h 05m

C$ 1,730

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Sat 25/10

4:45 p.m.-10:50 a.m.

1 stop13h 05m

Cardiff Wales

Sat 1/11

10:20 a.m.-10:55 p.m.

2 stops16h 35m

C$ 5,580

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Sat 25/10

11:30 p.m.-4:50 p.m.

2 stops13h 20m

Cardiff Wales

Sat 1/11

10:20 a.m.-10:55 p.m.

2 stops16h 35m

C$ 5,718

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Mon 20/10

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

1 stop12h 45m

C$ 294

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Tue 21/10

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

2 stops31h 45m

C$ 387

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Sun 19/10

11:55 p.m.-11:20 a.m.

2 stops30h 25m

C$ 424

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Sat 18/10

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

2 stops31h 45m

C$ 485

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 15 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 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 Ontario to Cardiff
No data available for this route at this time. Please check back soon.

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?

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

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

    For as low as C$ 1,350, KLM can have you in Cardiff from Region of Ontario in 13h 55m. There are 5523 km between Region of Ontario and Cardiff.

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

    When deciding which route to take from Region of Ontario to Cardiff consider Toronto Pearson Intl - Cardiff Wales, Montreal Pierre Elliott Trudeau Intl - Cardiff Wales or Toronto Island - Cardiff Wales as they are the most popular.

  • 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 vacation 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.

See more FAQs

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Alternative routes for Ontario to Cardiff

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ontario to Cardiff

Discover the top 3 airlines that operate flights from Ontario to Cardiff. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapestC$ 892AverageC$ 1,194FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
DeltaCheapestC$ 912AverageC$ 1,108FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapestC$ 912AverageC$ 1,124FlexibilityNo cancel feeOn-time75%
Search KLM flights

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

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

Need flexible booking options for your flight to Cardiff from Ontario? 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 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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