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Cheap flights from Ontario to Cardiff from C$ 287

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 25/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CWL
3 Jun — 10 Jun1
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 4 May 2026.

Fri 5/610:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Mon 15/610:10 p.m.
CWL
-
YYZ
2 stops24h 00m
Multiple Airlines
Deal found 30/4C$ 624
Mon 8/610:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Mon 15/610:10 p.m.
CWL
-
YYZ
2 stops24h 00m
Multiple Airlines
Deal found 29/4C$ 629
Sun 7/610:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Wed 17/611:30 p.m.
CWL
-
YYZ
2 stops20h 30m
Multiple Airlines
Deal found 29/4C$ 631
Sun 7/610:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Sun 14/69:45 p.m.
CWL
-
YYZ
2 stops22h 15m
Multiple Airlines
Deal found 29/4C$ 632
Mon 15/610:55 p.m.
YYZ
-
CWL
1 stop18h 55m
Multiple Airlines
Mon 22/610:10 p.m.
CWL
-
YYZ
2 stops24h 00m
Multiple Airlines
Deal found 1/5C$ 639
Sun 7/610:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Fri 19/610:45 p.m.
CWL
-
YYZ
2 stops21h 15m
Multiple Airlines
Deal found 29/4C$ 669
Sun 7/610:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Thu 18/610:50 p.m.
CWL
-
YYZ
1 stop19h 30m
Multiple Airlines
Deal found 29/4C$ 678
Wed 10/610:10 p.m.
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Wed 17/611:30 p.m.
CWL
-
YYZ
1 stop21h 20m
Multiple Airlines
Deal found 29/4C$ 692
Tue 16/66:45 a.m.
YUL
-
CWL
3 stops35h 20m
Multiple Airlines
Tue 23/64:15 p.m.
CWL
-
YUL
2 stops33h 45m
Multiple Airlines
Deal found 2/5C$ 828
Mon 15/65:30 p.m.
YTZ
-
CWL
3 stops34h 45m
Multiple Airlines
Mon 22/610:10 p.m.
CWL
-
YTZ
2 stops21h 11m
Multiple Airlines
Deal found 1/5C$ 936
Wed 19/85:45 p.m.
YUL
-
CWL
1 stop11h 30m
Multiple Airlines
Wed 26/811:30 p.m.
CWL
-
YUL
2 stops22h 15m
Multiple Airlines
Deal found 2/5C$ 1,000
Tue 16/66:50 p.m.
YUL
-
CWL
1 stop9h 25m
KLM
Tue 23/65:15 p.m.
CWL
-
YUL
1 stop28h 40m
KLM
Deal found 2/5C$ 1,118

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 4 May 2026.

Round-trip from

C$ 624

One-way from

C$ 287

Popular in

January

Cheapest in

August

Average price

C$ 1,122

Good round-trip deal

C$ 662 or less

Good one-way deal

C$ 300 or less
5/6-15/6
  • 5/6-15/6
  • 2 total stops
  • 31h 05m total
  • Ontario to Cardiff
Search Deals
WestJet
  • WestJet
  • 25/5
  • Nonstop
  • 7h 05m total
  • Ontario to Cardiff
Search Deals
Highest demand for flights based on searches. 31% potential increase in price (C$ 736 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 93 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Ontario to Cardiff Wales.
Search Deals
Price to beat on a one-way flight from Ontario to Cardiff Wales.
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 4 May 2026.
Use the filters below to find and compare flights from Ontario to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Fri 12/6

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

Nonstop7h 05m

Cardiff Wales

Tue 16/6

11:35 a.m.-2:45 p.m.

Nonstop8h 10m

C$ 771

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Tue 16/6

6:45 a.m.-11:05 p.m.

3 stops35h 20m

Cardiff Wales

Tue 23/6

11:15 p.m.-12:37 a.m.

3 stops30h 22m

C$ 881

TorontoCardiff

YTZ - CWL

YTZCWL

Toronto Island

Mon 15/6

5:30 p.m.-9:15 a.m.

3 stops34h 45m

Cardiff Wales

Mon 22/6

10:10 p.m.-2:21 p.m.

2 stops21h 11m

C$ 936

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Wed 19/8

5:45 p.m.-10:15 a.m.

1 stop11h 30m

Cardiff Wales

Wed 26/8

11:30 p.m.-4:45 p.m.

2 stops22h 15m

C$ 1,000

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Wed 1/7

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

Nonstop7h 05m

Cardiff Wales

Tue 7/7

11:15 p.m.-3:50 p.m.

1 stop21h 35m

C$ 1,015

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Wed 1/7

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

Nonstop7h 05m

Cardiff Wales

Wed 8/7

9:10 p.m.-4:25 p.m.

3 stops24h 15m

C$ 1,021

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Tue 16/6

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

1 stop30h 20m

Cardiff Wales

Tue 23/6

5:15 p.m.-7:55 p.m.

1 stop31h 40m

C$ 1,037

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Thu 11/6

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

1 stop30h 20m

Cardiff Wales

Fri 19/6

9:45 a.m.-11:25 a.m.

2 stops30h 40m

C$ 1,072

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Fri 12/6

4:45 p.m.-5:05 p.m.

1 stop19h 20m

Cardiff Wales

Tue 16/6

9:55 a.m.-5:39 p.m.

2 stops36h 44m

C$ 1,080

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Fri 5/6

12:05 p.m.-9:15 a.m.

2 stops16h 10m

Cardiff Wales

Mon 15/6

9:45 a.m.-11:15 p.m.

2 stops18h 30m

C$ 1,103

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

Showing 1-10 of 48 resultsSorted by cheapest first
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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, July is the cheapest month in which you can book a flight from Region of Ontario to Cardiff (average of C$ 84). Flying from Region of Ontario to Cardiff in March is currently the most expensive (average of C$ 1,224). 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$ 771, WestJet can have you in Cardiff from Region of Ontario in 7h 05m. 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.

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

    The cheapest flight price from Region of Ontario to Cardiff is C$ 299. On average you can expect to pay C$ 539. The most popular route, (Toronto Pearson Intl - Cardiff Wales), can usually be booked for C$ 724.

  • 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, July is the cheapest month in which you can book a flight from Region of Ontario to Cardiff (average of C$ 84). Flying from Region of Ontario to Cardiff in March is currently the most expensive (average of C$ 1,224). 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

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Top 2 airlines flying from Ontario to Cardiff

Discover the top 2 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 4 May 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 623AverageC$ 746FlexibilityNo cancel feeOn-time60%
Search WestJet flights
KLMCheapestC$ 1,002AverageC$ 1,553FlexibilityNo 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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