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Cheap flights from Ontario to Cardiff from C$ 530

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 30/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CWL
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Cardiff

Enter your travel dates to find the best prices.

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 18 December 2025.

Sat 27/125:50 p.m.YYZ - CWL
1 stop10h 55mKLM
Tue 17/25:25 p.m.CWL - YYZ
2 stops28h 00mKLM
Deal found 16/12C$ 1,593
Fri 19/1210:55 p.m.YYZ - CWL
2 stops13h 00mKLM
Sun 28/125:30 p.m.CWL - YYZ
2 stops28h 49mKLM
Deal found 17/12C$ 1,645
Tue 23/1211:15 p.m.YYZ - CWL
2 stops29h 35mKLM
Tue 17/25:25 p.m.CWL - YYZ
2 stops32h 10mKLM
Deal found 16/12C$ 1,670
Wed 24/1210:55 p.m.YYZ - CWL
2 stops13h 00mKLM
Tue 17/25:25 p.m.CWL - YYZ
2 stops28h 00mKLM
Deal found 16/12C$ 1,682
Fri 19/1210:55 p.m.YYZ - CWL
2 stops13h 00mKLM
Tue 30/125:25 p.m.CWL - YYZ
1 stop27h 15mKLM
Deal found 17/12C$ 1,732
Fri 19/1210:55 p.m.YYZ - CWL
2 stops13h 00mKLM
Mon 29/125:15 p.m.CWL - YYZ
1 stop31h 00mKLM
Deal found 17/12C$ 1,748
Fri 19/1210:55 p.m.YYZ - CWL
2 stops13h 00mMultiple Airlines
Tue 30/1210:20 a.m.CWL - YYZ
2 stops17h 30mMultiple Airlines
Deal found 17/12C$ 1,770

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 18 December 2025.

Round-trip from

C$ 963

One-way from

C$ 530

Popular in

December

Cheapest in

July

Average price

C$ 1,627
Delta
  • Delta
  • 30/1-6/2
  • 2 total stops
  • 28h 45m total
  • Ontario to Cardiff
Search Deals
30/1
  • 30/1
  • 2 total stops
  • 19h 00m total
  • Ontario to Cardiff
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 276 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 56 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 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 18 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

Thu 29/1

7:40 p.m.-10:00 p.m.

2 stops21h 20m

Cardiff Wales

Thu 5/2

5:25 p.m.-6:15 p.m.

3 stops29h 50m

C$ 947

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Fri 30/1

7:10 p.m.-4:55 p.m.

1 stop16h 45m

Cardiff Wales

Fri 6/2

10:20 a.m.-5:20 p.m.

1 stop12h 00m

C$ 963

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Sat 31/1

5:50 p.m.-9:45 a.m.

1 stop10h 55m

Cardiff Wales

Sat 7/2

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

1 stop13h 55m

C$ 991

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Wed 4/2

10:55 p.m.-4:55 p.m.

2 stops13h 00m

Cardiff Wales

Mon 9/2

5:15 p.m.-3:40 p.m.

1 stop27h 25m

C$ 996

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

7:10 p.m.-9:50 a.m.

1 stop9h 40m

Cardiff Wales

Sun 25/1

10:15 a.m.-12:12 p.m.

2 stops54h 57m

C$ 1,000

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Fri 6/2

9:15 p.m.-4:55 p.m.

2 stops14h 40m

Cardiff Wales

Mon 9/2

5:15 p.m.-3:40 p.m.

1 stop27h 25m

C$ 1,021

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Thu 29/1

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

2 stops16h 38m

Cardiff Wales

Thu 5/2

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

1 stop13h 55m

C$ 1,026

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Tue 3/2

9:15 p.m.-4:55 p.m.

1 stop14h 40m

Cardiff Wales

Sat 7/2

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

1 stop13h 55m

C$ 1,029

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Tue 3/3

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

1 stop11h 00m

Cardiff Wales

Fri 6/3

5:15 p.m.-3:40 p.m.

1 stop27h 25m

C$ 1,029

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Mon 2/2

12:07 p.m.-9:50 a.m.

2 stops16h 43m

Cardiff Wales

Mon 9/2

10:20 a.m.-10:56 p.m.

2 stops17h 36m

C$ 1,031

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/12

Showing 1-10 of 21 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

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 C$ 105). Flying from Region of Ontario to Cardiff in August is currently the most expensive (average of C$ 1,226). 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 to fly round-trip 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?

    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$ 991, Delta can have you in Cardiff from Region of Ontario in 10h 55m. There are 5523 km between Region of Ontario and Cardiff. This flight may include one or multiple stops.

  • 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.

  • 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 C$ 105). Flying from Region of Ontario to Cardiff in August is currently the most expensive (average of C$ 1,226). 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

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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 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 910AverageC$ 1,105FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Virgin AtlanticCheapestC$ 933AverageC$ 1,203FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapestC$ 943AverageC$ 1,179FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Cardiff from Ontario today with Cheapflights!

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?

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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