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Cheap flights from Ontario to Cardiff from C$ 285

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Cardiff departing on 2/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Ontario to Cardiff

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:35 p.m. - 11:05 p.m.
YYZ
-
CWL
20h 30m
1 stop
Multiple Airlines Logo
11:15 p.m. - 1:20 p.m.
CWL
-
YYZ
19h 05m
1 stop
C$ 631Multiple Airlines
Tue, 26 May - Tue, 2 Jun
Multiple Airlines Logo
10:10 p.m. - 10:15 a.m.
YYZ
-
CWL
7h 05mdirect
Multiple Airlines Logo
10:10 p.m. - 5:10 p.m.
CWL
-
YYZ
24h 00m
2 stops
C$ 632Multiple Airlines
Fri, 22 May - Mon, 25 May
Multiple Airlines Logo
10:10 p.m. - 10:15 a.m.
YYZ
-
CWL
7h 05mdirect
Multiple Airlines Logo
11:30 p.m. - 3:00 p.m.
CWL
-
YYZ
20h 30m
2 stops
C$ 633Multiple Airlines
Wed, 3 Jun - Wed, 17 Jun
Multiple Airlines Logo
10:10 p.m. - 10:15 a.m.
YYZ
-
CWL
7h 05mdirect
Multiple Airlines Logo
10:10 p.m. - 5:10 p.m.
CWL
-
YYZ
24h 00m
2 stops
C$ 642Multiple Airlines
Mon, 1 Jun - Mon, 15 Jun
Multiple Airlines Logo
10:10 p.m. - 10:15 a.m.
YYZ
-
CWL
7h 05mdirect
Multiple Airlines Logo
10:10 p.m. - 3:50 p.m.
CWL
-
YYZ
22h 40m
1 stop
C$ 675Multiple Airlines
Mon, 25 May - Mon, 1 Jun
Multiple Airlines Logo
10:10 p.m. - 10:15 a.m.
YYZ
-
CWL
7h 05mdirect
Multiple Airlines Logo
10:10 p.m. - 1:20 p.m.
CWL
-
YYZ
20h 10m
1 stop
C$ 695Multiple Airlines
Mon, 1 Jun - Mon, 15 Jun
WestJet Logo
5:45 p.m. - 10:15 a.m.
YUL
-
CWL
11h 30m
1 stop
WestJet Logo
11:35 a.m. - 12:25 a.m.
CWL
-
YUL
17h 50m
1 stop
C$ 928WestJet
Sun, 28 Jun - Sat, 11 Jul
WestJet Logo
5:45 p.m. - 10:15 a.m.
YUL
-
CWL
11h 30m
1 stop
WestJet Logo
11:35 a.m. - 12:25 a.m.
CWL
-
YUL
17h 50m
1 stop
C$ 950WestJet
Wed, 24 Jun - Sat, 11 Jul
Virgin Atlantic Logo
6:50 p.m. - 9:15 a.m.
YUL
-
CWL
9h 25m
1 stop
Virgin Atlantic Logo
9:45 a.m. - 4:55 p.m.
CWL
-
YUL
12h 10m
1 stop
C$ 1,045Virgin Atlantic
Thu, 28 May - Thu, 4 Jun
Delta Logo
6:50 p.m. - 9:15 a.m.
YUL
-
CWL
9h 25m
1 stop
Delta Logo
9:45 a.m. - 4:55 p.m.
CWL
-
YUL
12h 10m
1 stop
C$ 1,056Delta
Fri, 8 May - Fri, 15 May

Delta flights from Region of Ontario to Cardiff

Our best Delta deals on Region of Ontario to Cardiff flight tickets
Delta
23 Apr
YYZ4:45 p.m.Toronto Pearson Intl
11h 30m
1 stop
CWL9:15 a.m.Cardiff Wales
27 Apr
CWL9:45 a.m.Cardiff Wales
15h 10m
1 stop
YYZ7:55 p.m.Toronto Pearson Intl
C$ 1,037
Delta
8 May
YUL6:50 p.m.Montreal Pierre Elliott Trudeau Intl
9h 25m
1 stop
CWL9:15 a.m.Cardiff Wales
15 May
CWL9:45 a.m.Cardiff Wales
12h 10m
1 stop
YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,056
Delta
23 Apr
YYZ4:45 p.m.Toronto Pearson Intl
11h 30m
1 stop
CWL9:15 a.m.Cardiff Wales
28 Apr
CWL9:45 a.m.Cardiff Wales
28h 11m
2 stops
YYZ8:56 a.m.Toronto Pearson Intl
C$ 1,075

KLM flights from Region of Ontario to Cardiff

Our best KLM deals on Region of Ontario to Cardiff flight tickets
KLM
25 May
YUL6:50 p.m.Montreal Pierre Elliott Trudeau Intl
9h 25m
1 stop
CWL9:15 a.m.Cardiff Wales
1 Jun
CWL9:45 a.m.Cardiff Wales
15h 20m
2 stops
YUL8:05 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,107
KLM
23 Apr
YYZ12:16 p.m.Toronto Pearson Intl
15h 59m
2 stops
CWL9:15 a.m.Cardiff Wales
29 Apr
CWL5:15 p.m.Cardiff Wales
27h 05m
2 stops
YYZ3:20 p.m.Toronto Pearson Intl
C$ 1,108
KLM
25 May
YUL6:50 p.m.Montreal Pierre Elliott Trudeau Intl
9h 25m
1 stop
CWL9:15 a.m.Cardiff Wales
1 Jun
CWL5:15 p.m.Cardiff Wales
28h 40m
1 stop
YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,178

momondo Fare Finder

 
Customize your flight search to find flights from Region of 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, momondo users made 96,600 searches. Data last updated 15 April 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

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Tue 26/5

9:35 p.m.-11:05 p.m.

1 stop20h 30m

Cardiff Wales

Tue 2/6

11:15 p.m.-1:20 p.m.

1 stop19h 05m

C$ 631

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Fri 22/5

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

Nonstop7h 05m

Cardiff Wales

Mon 25/5

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

2 stops24h 00m

C$ 632

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Wed 3/6

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

Nonstop7h 05m

Cardiff Wales

Wed 17/6

11:30 p.m.-3:00 p.m.

2 stops20h 30m

C$ 633

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Mon 1/6

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

Nonstop7h 05m

Cardiff Wales

Mon 15/6

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

2 stops24h 00m

C$ 642

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Mon 25/5

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

Nonstop7h 05m

Cardiff Wales

Mon 1/6

10:10 p.m.-3:50 p.m.

1 stop22h 40m

C$ 675

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Mon 1/6

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

Nonstop7h 05m

Cardiff Wales

Mon 15/6

10:10 p.m.-1:20 p.m.

1 stop20h 10m

C$ 695

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Sun 28/6

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

1 stop11h 30m

Cardiff Wales

Sat 11/7

11:35 a.m.-12:25 a.m.

1 stop17h 50m

C$ 928

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Wed 24/6

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

1 stop11h 30m

Cardiff Wales

Sat 11/7

11:35 a.m.-12:25 a.m.

1 stop17h 50m

C$ 950
Quickest round-trip

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

6:50 p.m.-9:15 a.m.

1 stop9h 25m

Cardiff Wales

Thu 4/6

9:45 a.m.-4:55 p.m.

1 stop12h 10m

C$ 1,045

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Fri 8/5

6:50 p.m.-9:15 a.m.

1 stop9h 25m

Cardiff Wales

Fri 15/5

9:45 a.m.-4:55 p.m.

1 stop12h 10m

C$ 1,056

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cardiff from

How to get the cheapest flight ticket from Region of Ontario to Cardiff

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Cardiff?

The cheapest day to depart on your flight to Cardiff is on a Wednesday when prices can be found for as low as C$ 757. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Cardiff is Friday, with ticket prices averaging around C$ 951.

What is the cheapest Ontario to Cardiff Wales flight route?

Fly from Toronto Pearson Intl to Cardiff Wales for the best Ontario - Cardiff Wales flight prices

What cabin class options are available on Ontario to Cardiff Wales flights?

There are 2 cabin classes available to choose from on Ontario to Cardiff Wales flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Region of Ontario to Cardiff flights?

No. A direct flight is the cheapest option for a flight between Region of Ontario to Cardiff.

Cheap Region of Ontario to Cardiff flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Cardiff

Best price found

C$ 304

Fastest flight time

7h 05m

Direct flights

Mon, Tue, Thu and Sat

Airports in Cardiff

1 airport
The best one-way flight to Cardiff from Region of Ontario in the past 72 hours is C$ 304. The best round-trip flight deal from Region of Ontario to Cardiff found on momondo in the last 72 hours is C$ 731.
The fastest flight from Region of Ontario to Cardiff takes 7h 05m
Direct flights go from Region of Ontario to Cardiff on Monday, Tuesday, Thursday and Saturday. The only airline offering direct flights is WestJet.
There is 1 airport in Cardiff. From Region of Ontario there are direct flights to Cardiff Wales (CWL).
Search flight deals

Frequently asked questions about flying from Ontario to Cardiff

  • When did momondo last update prices for flights from Ontario to Cardiff Wales Airport?

    Prices for flights from Ontario to Cardiff Wales Airport were last updated today.

  • How many operators does momondo search for flights from Ontario to Cardiff Wales Airport?

  • How old do you have to be to fly from Ontario to Cardiff Wales Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Cardiff Wales Airport.

  • What documentation or ID do you need to fly to Cardiff Wales Airport?

    The required travel and health documents for your Cardiff Wales Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Cardiff Wales Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Region of Ontario to Cardiff?

Best airlines flying from Region of Ontario to Cardiff

Compare and see reviews for airlines that fly from Region of Ontario to Cardiff with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom C$ 631Free CancellationRating
7.2
3,320 reviews
Search WestJet flights
KLMPriceFrom C$ 984Free CancellationRating
7.8
1,499 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Cardiff?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Cardiff. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Cardiff with flexible booking policies on momondo?

All flight searches from Ontario to Cardiff on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Cardiff?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cardiff from Ontario.

I’m not ready to book a flight from Ontario to Cardiff right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Cardiff flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
KLM
WestJet
Aer Lingus