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Cheap flights from Cardiff to Niagara Falls, Ontario from £166

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 23/8. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — YYZ
11 Jul — 18 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Niagara Falls

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Niagara Falls
Explore the most affordable flight options available from Cardiff to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 June 2026.

Mon 31/822:25
CWL
-
YYZ
1 stop19h 55m
Multiple Airlines
Fri 11/922:10
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Deal found 8/6£303
Thu 11/611:35
CWL
-
YYZ
Nonstop8h 10m
WestJet
Wed 17/622:10
YYZ
-
CWL
Nonstop7h 05m
WestJet
Deal found 10/6£306
Fri 26/622:45
CWL
-
YYZ
1 stop20h 15m
Multiple Airlines
Fri 3/722:10
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Deal found 10/6£307
Thu 3/922:50
CWL
-
YYZ
1 stop21h 05m
Multiple Airlines
Fri 11/922:10
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Deal found 8/6£309
Fri 26/622:45
CWL
-
YYZ
1 stop20h 15m
Multiple Airlines
Fri 17/722:10
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Deal found 10/6£309
Wed 26/823:15
CWL
-
YYZ
1 stop19h 05m
Multiple Airlines
Wed 2/922:10
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Deal found 10/6£313
Sat 22/807:30
CWL
-
YYZ
1 stop11h 30m
Multiple Airlines
Fri 4/922:10
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Deal found 7/6£314
Sat 22/807:30
CWL
-
YYZ
1 stop11h 30m
Multiple Airlines
Sun 6/922:10
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Deal found 7/6£315
Thu 20/822:50
CWL
-
YYZ
1 stop19h 30m
Multiple Airlines
Wed 2/922:10
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Deal found 7/6£316
Mon 17/822:10
CWL
-
YYZ
1 stop21h 45m
Multiple Airlines
Wed 2/922:10
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Deal found 7/6£317
Thu 3/911:35
CWL
-
YYZ
Nonstop8h 10m
WestJet
Mon 7/922:10
YYZ
-
CWL
Nonstop7h 05m
WestJet
Deal found 8/6£318
Fri 28/822:45
CWL
-
YYZ
1 stop20h 15m
Multiple Airlines
Wed 2/922:10
YYZ
-
CWL
Nonstop7h 05m
Multiple Airlines
Deal found 10/6£318

Find flight deals from Cardiff to Niagara Falls

Keep the following information in mind while searching for Cardiff to Niagara Falls flight deals. Data was last updated 11 June 2026.

Round-trip from

£303

One-way from

£166

Popular in

October

Cheapest in

July

Average price

£449
WestJet
  • WestJet
  • 31/8-11/9
  • 1 total stop
  • 27h 00m total
  • Cardiff to Niagara Falls
Search Deals
23/8
  • 23/8
  • 1 total stop
  • 20h 35m total
  • Cardiff to Niagara Falls
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£108 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Niagara Falls 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 858,174 searches. Data last updated 11 June 2026.
Use the filters below to find and compare flights from Cardiff to Niagara Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Sat 15/8

07:30-14:00

1 stop11h 30m

Toronto Pearson Intl

Thu 20/8

23:05-06:55

1 stop26h 50m

£412

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Mon 10/8

22:10-13:20

1 stop20h 10m

Toronto Pearson Intl

Sat 22/8

23:05-21:20

1 stop17h 15m

£425

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Wed 12/8

23:15-13:20

1 stop19h 05m

Toronto Pearson Intl

Wed 19/8

22:15-22:25

2 stops19h 10m

£438
Fastest return journey

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Mon 27/7

11:35-14:45

Nonstop8h 10m

Toronto Pearson Intl

Mon 3/8

22:10-10:15

Nonstop7h 05m

£507

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Thu 13/8

17:15-21:45

3 stops33h 30m

Toronto Pearson Intl

Thu 20/8

23:05-22:20

1 stop18h 15m

£628

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Mon 24/8

17:15-13:20

1 stop25h 05m

Toronto Pearson Intl

Wed 9/9

06:00-09:15

2 stops22h 15m

£645

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Sun 23/8

17:15-15:20

2 stops27h 05m

Toronto Pearson Intl

Wed 9/9

16:45-16:45

1 stop19h 00m

£645

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Mon 31/8

09:45-21:00

2 stops16h 15m

Toronto Pearson Intl

Thu 10/9

21:55-16:45

1 stop13h 50m

£651

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Tue 7/7

09:45-23:02

2 stops18h 17m

Toronto Pearson Intl

Thu 16/7

18:29-16:45

2 stops17h 16m

£662

CardiffToronto

CWL - YYZ

CWLYYZ

Cardiff Wales

Tue 23/6

09:45-23:15

2 stops18h 30m

Toronto Pearson Intl

Tue 30/6

18:14-16:45

2 stops17h 31m

£663

Flights are sorted by cheapest return flights first.

Deals found on 8/6

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Cardiff to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Cardiff with our price prediction graph.
Estimated return 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 Niagara Falls

What is the cheapest time of day to fly from CWL to NI4?

Find hourly flight availability from Cardiff to Niagara Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 June 2026.

When flying from Cardiff to Niagara Falls, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Cardiff to Niagara Falls?

Reviews of airlines servicing Niagara Falls

Get insights into the airlines that provide service to Niagara Falls. 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 Niagara Falls. Reviews last updated 11 June 2026.
Read reviews from past customers who have flown with KLM and WestJet from Cardiff to Niagara Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,527 reviews
Check prices

Crew

8.4

Comfort

7.7

Boarding

7.8

Entertainment

7.2

Food

7.3

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,527 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Crew

8.4

Comfort

7.7

Boarding

7.8

Entertainment

7.2

Food

7.3

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
WestJet
7.2
Good
3,356 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Crew

8.4

Comfort

7.7

Boarding

7.8

Entertainment

7.2

Food

7.3

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Niagara Falls. 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 Niagara Falls?

    For a flight from Cardiff to Niagara Falls, you will be flying from Cardiff Wales. Cardiff Wales (CWL) is just 9.1 mi from the center of the city. Cardiff Wales is the only Cardiff airport and it handles 0 outbound flights to Niagara Falls per day. 2 airlines have flights to Niagara Falls from Cardiff Wales on a regular basis.

  • How long is the flight from Cardiff to Niagara Falls?

    WestJet can get you from Cardiff to Niagara Falls in just under 8h 10m. Your travel time will be generally consistent. There are 3432 mi between Cardiff and Niagara Falls. Most flights are nonstop.

  • What are the cheapest flights from Cardiff to Niagara Falls?

    Looking for the cheapest flight from Cardiff to Niagara Falls? While on average our users pay £321, our data indicates the cheapest price to be £197. The most popular route (Cardiff Wales - Toronto Pearson Intl), is priced around £288.

  • Can I find deals for flights from Cardiff to Niagara Falls that include hotel bookings?

    Yes. In addition to deals on Cardiff to Niagara Falls flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Niagara Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Niagara Falls.

  • Can I find deals for business class flights from Cardiff to Niagara Falls?

    Yes. Cheapflights offers flight deals from Cardiff to Niagara Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 2 airlines flying from Cardiff to Niagara Falls

Discover the top 2 airlines that operate flights from Cardiff to Niagara Falls. 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 858,174 searches. Data last updated 11 June 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£324Average£499FlexibilityNo cancel feeOn-time60%
Search WestJet flights
KLMCheapest£530Average£712FlexibilityNo cancel feeOn-time75%
Search KLM flights

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 Niagara Falls?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Cardiff to Niagara Falls. 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 Niagara Falls?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Cardiff to Niagara Falls for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Cardiff to Niagara Falls with no change fees?

Certainly. Search results for flights to Niagara Falls from Cardiff shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Cardiff to Niagara Falls become cheaper?

Of course! You can now track prices for flights from Cardiff to Niagara Falls 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.

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