Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Cardiff to Ontario from C$ 696

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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — YYZ
3 Mar — 10 Mar1
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
Explore the most affordable flight options available from Cardiff to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 February 2026.

Fri 13/310:25 p.m.
CWL
-
YYZ
1 stop19h 50m
Multiple Airlines
Fri 20/310:30 p.m.
YYZ
-
CWL
1 stop17h 10m
Multiple Airlines
Deal found 31/1C$ 719
Wed 13/511:50 p.m.
CWL
-
YYZ
2 stops22h 25m
Multiple Airlines
Wed 27/510:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Deal found 30/1C$ 730
Thu 18/611:35 a.m.
CWL
-
YYZ
Nonstop7h 55m
WestJet
Fri 3/710:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
WestJet
Deal found 1/2C$ 756
Tue 28/711:35 a.m.
CWL
-
YYZ
Nonstop7h 55m
WestJet
Wed 12/810:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
WestJet
Deal found 1/2C$ 794
Thu 9/711:35 a.m.
CWL
-
YYZ
Nonstop7h 55m
WestJet
Mon 13/710:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
WestJet
Deal found 1/2C$ 829
Sat 13/611:35 a.m.
CWL
-
YYZ
Nonstop7h 55m
Multiple Airlines
Sat 27/611:55 p.m.
YYZ
-
CWL
1 stop16h 25m
Multiple Airlines
Deal found 30/1C$ 833
Tue 14/711:35 a.m.
CWL
-
YYZ
Nonstop7h 55m
WestJet
Fri 17/710:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
WestJet
Deal found 1/2C$ 840
Thu 9/711:35 a.m.
CWL
-
YYZ
Nonstop7h 55m
WestJet
Fri 17/710:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
WestJet
Deal found 1/2C$ 844

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 1 February 2026.

Round-trip from

C$ 719

One-way from

C$ 696

Popular in

December

Cheapest in

January

Average price

C$ 1,057

Good round-trip deal

C$ 901 or less
13/3-20/3
  • 13/3-20/3
  • 2 total stops
  • 37h 00m total
  • Cardiff to Ontario
Search Deals
17/3
  • 17/3
  • 3 total stops
  • 33h 30m total
  • Cardiff to Ontario
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (C$ 472 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (C$ 143 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Cardiff Wales to Ontario.
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 1 February 2026.
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

Fri 13/3

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

1 stop19h 50m

Toronto Pearson Intl

Fri 20/3

10:30 p.m.-7:40 p.m.

1 stop17h 10m

C$ 719

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Wed 13/5

11:50 p.m.-1:20 p.m.

1 stop18h 30m

Toronto Pearson Intl

Wed 27/5

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

Nonstop7h 05m

C$ 739

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Thu 18/6

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

Nonstop7h 55m

Toronto Pearson Intl

Fri 3/7

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

Nonstop7h 05m

C$ 756

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Sat 13/6

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

Nonstop7h 55m

Toronto Pearson Intl

Sat 27/6

11:55 p.m.-9:20 p.m.

1 stop16h 25m

C$ 833

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Tue 28/7

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

Nonstop7h 55m

Toronto Pearson Intl

Fri 7/8

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

Nonstop7h 05m

C$ 846

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Mon 27/7

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

Nonstop7h 55m

Toronto Pearson Intl

Sun 2/8

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

Nonstop7h 05m

C$ 856

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Tue 17/3

4:45 p.m.-10:15 p.m.

3 stops33h 30m

C$ 696

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Tue 17/3

10:20 a.m.-8:15 p.m.

1 stop13h 55m

C$ 2,199

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/1

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$ 169). Flying from Cardiff to Region of Ontario in December is currently the most expensive (average of C$ 1,091). 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 Cardiff to Region of Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 1 February 2026.
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
3,254 reviews
Check prices

Food

6.2

Entertainment

6.1

Boarding

7.4

Comfort

7.0

Overall

7.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.
WestJet
7.2
Good
3,254 reviews
WestJet
7.2
Good
3,254 reviews
Check prices

Food

6.2

Entertainment

6.1

Boarding

7.4

Comfort

7.0

Overall

7.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

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$ 756. The distance from Cardiff to Region of Ontario is about 5523 km. Most flights are nonstop.

  • What are the cheapest flights from Cardiff to Region of Ontario?

    While on average a flight from Cardiff to Region of Ontario is generally C$ 1,031, our data shows the cheapest flight currently is C$ 681. When looking at the most popular route, (Cardiff Wales - Toronto Pearson Intl), you can expect to pay C$ 509 for that flight.

  • 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$ 169). Flying from Cardiff to Region of Ontario in December is currently the most expensive (average of C$ 1,091). 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 Calgary flights
Manchester to Abbotsford flights
Cardiff to Pearson Intl flights
Manchester to Pierre Elliott Trudeau Intl flights
Cardiff to Vancouver Intl flights
Bristol to Vancouver Intl flights
Manchester to Halifax flights
Manchester to Edmonton flights
Manchester to Québec City flights
Bristol to Pearson Intl flights
Manchester to Ottawa flights
Manchester to Winnipeg flights
Bristol to Pierre Elliott Trudeau Intl flights
Bristol to Calgary flights
Manchester to Saskatoon flights
Manchester to Thunder Bay flights
Manchester to Whitehorse flights
Manchester to Hamilton flights
Bristol to London flights
Manchester to London flights

Top airline flying from Cardiff to Ontario

Discover the top airline that operate flights from Cardiff to Ontario. 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 1 February 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 681AverageC$ 1,031FlexibilityNo cancel feeOn-time60%
Search WestJet 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.