Cheap flights from Cardiff to Ontario from £372
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Cardiff to Ontario
Cheapest flights from Cardiff to OntarioExplore 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 8 October 2026.
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 8 October 2026.
Best flights from Cardiff to OntarioDiscover carefully curated flight deals from Cardiff to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 October 2026.
Discover carefully curated flight deals from Cardiff to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 October 2026.
Last-minute flights from Cardiff to OntarioDiscover last-minute flight deals from Cardiff to Ontario. Data last updated 8 October 2026 and is based on user searches.
Discover last-minute flight deals from Cardiff to Ontario. Data last updated 8 October 2026 and is based on user searches.
One-way flights from Cardiff to OntarioSearch for one-way flight options from Cardiff to Ontario. Find affordable one-way fares based on user searches. Data last updated 8 October 2026.
Search for one-way flight options from Cardiff to Ontario. Find affordable one-way fares based on user searches. Data last updated 8 October 2026.
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 8 October 2026.
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
CardiffToronto
CWL Cardiff Wales - YYZ Toronto Pearson Intl
CWLYYZ
Cardiff Wales
Sun 8/11
14:25-14:05
3 stops28h 40m
Toronto Pearson Intl
Wed 31/12
00:00-06:00
Nonstop0h 00m
CardiffToronto
CWL Cardiff Wales - YYZ Toronto Pearson Intl
CWLYYZ
Cardiff Wales
Tue 10/11
12:15-15:00
2 stops55h 45m
Toronto Pearson Intl
Wed 31/12
00:00-06:00
Nonstop0h 00m
CardiffToronto
CWL Cardiff Wales - YYZ Toronto Pearson Intl
CWLYYZ
Cardiff Wales
Thu 31/12
13:25-16:15
2 stops31h 50m
Toronto Pearson Intl
Wed 31/12
00:00-06:00
Nonstop0h 00m
CardiffToronto
CWL Cardiff Wales - YYZ Toronto Pearson Intl
CWLYYZ
Cardiff Wales
Mon 2/11
10:20-15:40
1 stop10h 20m
Toronto Pearson Intl
Sun 8/11
21:15-17:00
1 stop14h 45m
CardiffToronto
CWL Cardiff Wales - YYZ Toronto Pearson Intl
CWLYYZ
Cardiff Wales
Mon 2/11
17:30-15:40
1 stop27h 10m
Toronto Pearson Intl
Sun 8/11
21:15-17:00
1 stop14h 45m
CardiffToronto
CWL Cardiff Wales - YYZ Toronto Pearson Intl
CWLYYZ
Cardiff Wales
Sun 8/11
17:30-16:10
2 stops27h 40m
Toronto Pearson Intl
Sun 22/11
21:15-17:00
1 stop14h 45m
CardiffToronto
CWL Cardiff Wales - YYZ Toronto Pearson Intl
CWLYYZ
Cardiff Wales
Sun 22/11
17:30-15:40
1 stop27h 10m
Toronto Pearson Intl
Sun 29/11
21:15-09:45
1 stop31h 30m
CardiffToronto
CWL Cardiff Wales - YYZ Toronto Pearson Intl
CWLYYZ
Cardiff Wales
Tue 5/1
10:20-15:40
1 stop10h 20m
Toronto Pearson Intl
Tue 19/1
17:55-09:50
1 stop10h 55m
CardiffToronto
CWL Cardiff Wales - YYZ Toronto Pearson Intl
CWLYYZ
Cardiff Wales
Wed 4/11
10:20-16:15
3 stops34h 55m
Toronto Pearson Intl
Wed 11/11
19:45-13:00
1 stop12h 15m
CardiffToronto
CWL Cardiff Wales - YYZ Toronto Pearson Intl
CWLYYZ
Cardiff Wales
Sun 22/11
17:30-18:15
3 stops29h 45m
Toronto Pearson Intl
Thu 26/11
19:40-09:50
3 stops33h 10m
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.
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?
The price you pay for your flight from Cardiff to Region of Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 23 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 8 October 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.
Overall
Boarding
Food
Entertainment
Crew
Comfort
Reviews
Janice,Mar 2026
TQO - YYZ
Overall
Boarding
Food
Entertainment
Crew
Comfort
Reviews
Janice,Mar 2026
TQO - YYZ
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.
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.
Complete your trip
Complete your trip to Ontario by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to Canada
Book a non-stop flight to one of these other cities located in Canada.
Search flights from Cardiff to Ontario by cabin class
Find flights from Cardiff to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Cardiff and Ontario flights
Browse other Cardiff and Ontario flight options. Last updated on 8 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
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 7,457,451 searches. Data last updated 8 October 2026.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers 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?
Deals for Cardiff to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Cardiff to Ontario?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Cardiff to Ontario for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Cardiff to Ontario with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Cardiff to Ontario flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Cardiff to Ontario become cheaper?
Of course! You can now track prices for flights from Cardiff to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.