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Cheap flights from Ontario to Cardiff from C$ 530

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 17/1. 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.
Virgin Atlantic Logo
7:10 p.m. - 9:50 a.m.YUL-CWL
9h 40m1 stop
Virgin Atlantic Logo
5:30 p.m. - 5:20 p.m.CWL-YUL
28h 50m1 stop
C$ 1,034Virgin Atlantic
Find Deal
Wed, 21 Jan - Sun, 25 Jan
Virgin Atlantic Logo
7:10 p.m. - 9:50 a.m.YUL-CWL
9h 40m1 stop
Virgin Atlantic Logo
5:30 p.m. - 5:20 p.m.CWL-YUL
28h 50m1 stop
C$ 1,036Virgin Atlantic
Find Deal
Wed, 21 Jan - Sun, 25 Jan
KLM Logo
10:10 p.m. - 9:15 a.m.YYZ-CWL
30h 05m1 stop
KLM Logo
9:50 a.m. - 1:20 p.m.CWL-YYZ
32h 30m1 stop
C$ 1,051KLM
Find Deal
Wed, 15 Apr - Wed, 29 Apr
Delta Logo
6:50 p.m. - 4:45 p.m.YUL-CWL
16h 55m1 stop
Delta Logo
9:50 a.m. - 4:55 p.m.CWL-YUL
12h 05m1 stop
C$ 1,055Delta
Find Deal
Thu, 30 Apr - Wed, 13 May
Virgin Atlantic Logo
6:00 a.m. - 9:50 a.m.YYZ-CWL
22h 50m2 stops
Virgin Atlantic Logo
10:20 a.m. - 7:15 p.m.CWL-YYZ
13h 55m1 stop
C$ 1,071Virgin Atlantic
Find Deal
Fri, 16 Jan - Sat, 24 Jan
KLM Logo
7:05 p.m. - 4:45 p.m.YUL-CWL
16h 40m2 stops
KLM Logo
5:30 p.m. - 5:20 p.m.CWL-YUL
28h 50m1 stop
C$ 1,072KLM
Find Deal
Thu, 22 Jan - Sun, 1 Feb
Delta Logo
7:10 p.m. - 4:55 p.m.YUL-CWL
16h 45m1 stop
Delta Logo
10:15 a.m. - 3:56 p.m.CWL-YUL
34h 41m2 stops
C$ 1,075Delta
Find Deal
Wed, 21 Jan - Sun, 25 Jan
Multiple Airlines Logo
7:05 p.m. - 4:55 p.m.YUL-CWL
16h 50m2 stops
Multiple Airlines Logo
10:20 a.m. - 11:12 p.m.CWL-YUL
17h 52m2 stops
C$ 1,111Multiple Airlines
Find Deal
Fri, 23 Jan - Mon, 2 Feb
Air France Logo
6:50 p.m. - 4:45 p.m.YUL-CWL
16h 55m1 stop
Air France Logo
9:50 a.m. - 12:40 a.m.CWL-YUL
19h 50m2 stops
C$ 1,176Air France
Find Deal
Thu, 30 Apr - Fri, 15 May
Multiple Airlines Logo
6:50 p.m. - 9:15 a.m.YUL-CWL
9h 25m1 stop
Multiple Airlines Logo
5:15 p.m. - 4:55 p.m.CWL-YUL
28h 40m1 stop
C$ 1,196Multiple Airlines
Find Deal
Fri, 1 May - Thu, 14 May

Virgin Atlantic flights from Region of Ontario to Cardiff

Our best Virgin Atlantic deals on Region of Ontario to Cardiff flight tickets
Virgin Atlantic
24 Nov
YYZ5:50 p.m.Toronto Pearson Intl
11h 00m
1 stop
CWL9:50 a.m.Cardiff Wales
7 Dec
CWL10:20 a.m.Cardiff Wales
13h 55m
1 stop
YYZ7:15 p.m.Toronto Pearson Intl
C$ 987
Find similar
Virgin Atlantic
21 Jan
YUL7:10 p.m.Montreal Pierre Elliott Trudeau Intl
9h 40m
1 stop
CWL9:50 a.m.Cardiff Wales
25 Jan
CWL5:30 p.m.Cardiff Wales
28h 50m
1 stop
YUL5:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,034
Find similar
Virgin Atlantic
21 Jan
YUL7:10 p.m.Montreal Pierre Elliott Trudeau Intl
9h 40m
1 stop
CWL9:50 a.m.Cardiff Wales
25 Jan
CWL5:30 p.m.Cardiff Wales
28h 50m
1 stop
YUL5:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,036
Find similar

KLM flights from Region of Ontario to Cardiff

Our best KLM deals on Region of Ontario to Cardiff flight tickets
KLM
24 Nov
YYZ12:15 p.m.Toronto Pearson Intl
16h 35m
2 stops
CWL9:50 a.m.Cardiff Wales
7 Dec
CWL5:30 p.m.Cardiff Wales
27h 10m
1 stop
YYZ3:40 p.m.Toronto Pearson Intl
C$ 995
Find similar
KLM
15 Apr
YYZ10:10 p.m.Toronto Pearson Intl
30h 05m
1 stop
CWL9:15 a.m.Cardiff Wales
29 Apr
CWL9:50 a.m.Cardiff Wales
32h 30m
1 stop
YYZ1:20 p.m.Toronto Pearson Intl
C$ 1,051
Find similar
KLM
22 Jan
YUL7:05 p.m.Montreal Pierre Elliott Trudeau Intl
16h 40m
2 stops
CWL4:45 p.m.Cardiff Wales
1 Feb
CWL5:30 p.m.Cardiff Wales
28h 50m
1 stop
YUL5:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,072
Find similar

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 18 November 2025.
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

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

5:30 p.m.-5:20 p.m.

1 stop28h 50m

C$ 1,034

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

5:30 p.m.-5:20 p.m.

1 stop28h 50m

C$ 1,036

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Wed 15/4

10:10 p.m.-9:15 a.m.

1 stop30h 05m

Cardiff Wales

Wed 29/4

9:50 a.m.-1:20 p.m.

1 stop32h 30m

C$ 1,051

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

6:50 p.m.-4:45 p.m.

1 stop16h 55m

Cardiff Wales

Wed 13/5

9:50 a.m.-4:55 p.m.

1 stop12h 05m

C$ 1,055

TorontoCardiff

YYZ - CWL

YYZCWL

Toronto Pearson Intl

Fri 16/1

6:00 a.m.-9:50 a.m.

2 stops22h 50m

Cardiff Wales

Sat 24/1

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

1 stop13h 55m

C$ 1,071

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Thu 22/1

7:05 p.m.-4:45 p.m.

2 stops16h 40m

Cardiff Wales

Sun 1/2

5:30 p.m.-5:20 p.m.

1 stop28h 50m

C$ 1,072

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

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

1 stop16h 45m

Cardiff Wales

Sun 25/1

10:15 a.m.-3:56 p.m.

2 stops34h 41m

C$ 1,075

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Fri 23/1

7:05 p.m.-4:55 p.m.

2 stops16h 50m

Cardiff Wales

Mon 2/2

10:20 a.m.-11:12 p.m.

2 stops17h 52m

C$ 1,111

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

6:50 p.m.-4:45 p.m.

1 stop16h 55m

Cardiff Wales

Fri 15/5

9:50 a.m.-12:40 a.m.

2 stops19h 50m

C$ 1,176

MontrealCardiff

YUL - CWL

YULCWL

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

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

1 stop9h 25m

Cardiff Wales

Thu 14/5

5:15 p.m.-4:55 p.m.

1 stop28h 40m

C$ 1,196

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 month to fly to Cardiff?

The cheapest month to fly to Cardiff from Region of Ontario is in July. Flight prices, which tend to average around C$ 647, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Cardiff, with average flight prices from Region of Ontario averaging around C$ 939.

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 Monday when prices can be found for as low as C$ 1,182. 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$ 1,433.

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

The cheapest time of day to fly to Cardiff is in the evening when flights can be purchased for as low as C$ 1,253. Try not to purchase tickets in the afternoon because they tend to be around C$ 1,323. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Direct flights

None
There are no direct flights from Region of Ontario to Cardiff. There are no popular flight routes from Region of Ontario to Cardiff.
Search flight deals

  • 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.

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
Virgin AtlanticPriceFrom C$ 906Free CancellationRating
7.5
673 reviews
Search Virgin Atlantic flights
DeltaPriceFrom C$ 927Free CancellationRating
7.9
8,007 reviews
Search Delta flights
KLMPriceFrom C$ 927Free CancellationRating
7.7
1,411 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
Virgin Atlantic
Aer Lingus
Delta