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Cheap flights from Cardiff to Ottawa from £724

CWL — YOW
11 Oct — 18 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Ottawa

Thu 22/1017:15 -
2 stops53h 20m
Thu 29/1018:10 -
2 stops35h 40m
Deal found 7/9£724
Fri 9/1009:45 -
2 stops36h 50m
Fri 16/1017:10 -
2 stops18h 55m
Deal found 11/9£870
Thu 22/1022:50 -
2 stops30h 55m
Thu 29/1010:20 -
3 stops25h 20m
Deal found 7/9£919
Fri 9/1007:45 -
2 stops26h 50m
Fri 16/1011:15 -
3 stops14h 40m
Deal found 11/9£1,007
Fri 11/922:45 -
3 stops30h 35m
Fri 18/906:55 -
2 stops21h 20m
Deal found 10/9£1,308

Find flight deals from Cardiff to Ottawa

Round-trip from

£724
KLM
  • KLM
  • 22/10-29/10
  • 4 total stops
  • 89h 00m total
  • Cardiff to Ottawa
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Cardiff to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffOttawa

CWL Cardiff Wales - YOW Ottawa

CWLYOW

Cardiff Wales

Thu 22/10

17:15-17:35

2 stops53h 20m

Ottawa

Thu 29/10

18:10-09:50

2 stops35h 40m

£724

CardiffOttawa

CWL Cardiff Wales - YOW Ottawa

CWLYOW

Cardiff Wales

Fri 9/10

09:45-17:35

2 stops36h 50m

Ottawa

Fri 16/10

17:10-17:05

2 stops18h 55m

£870

CardiffOttawa

CWL Cardiff Wales - YOW Ottawa

CWLYOW

Cardiff Wales

Thu 22/10

20:50-00:20

3 stops32h 30m

Ottawa

Thu 29/10

09:00-15:40

3 stops26h 40m

£955
Fastest return journey

CardiffOttawa

CWL Cardiff Wales - YOW Ottawa

CWLYOW

Cardiff Wales

Fri 9/10

22:45-20:50

3 stops27h 05m

Ottawa

Fri 16/10

11:15-06:55

3 stops14h 40m

£1,027

Flights are sorted by cheapest return flights first.

Deals found on 7/9

Sorted by cheapest first

Best time to book a flight from Cardiff to Ottawa

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

Reviews of airlines servicing Ottawa

Get a feel of what it's like to fly with WestJet from Cardiff to Ottawa by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,445 reviews
Check prices

Boarding

7.4

Overall

7.2

Comfort

7.1

Crew

7.9

Entertainment

6.1

Food

6.2

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.
WestJet
7.2
Good
3,445 reviews
WestJet
7.2
Good
3,445 reviews
Check prices

Boarding

7.4

Overall

7.2

Comfort

7.1

Crew

7.9

Entertainment

6.1

Food

6.2

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.

Related info for your journey

  • How long is the flight from Cardiff to Ottawa?

    KLM can get you from Cardiff to Ottawa in just under 53h 20m. Your travel time can differ by up to . There are 3208 mi between Cardiff and Ottawa.

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

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

  • How can I find direct flights from Cardiff to Ottawa?

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

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

    Yes. Cheapflights offers flight deals from Cardiff to Ottawa 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

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Cardiff to Ottawa

AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£383Average£384FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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Why should you use Cheapflights to find cheap flight tickets from Cardiff to Ottawa?

Cheapflights simply makes it quick and affordable to book flights from Cardiff to Ottawa by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Ottawa from Cardiff? 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 Cardiff to Ottawa become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ottawa from Cardiff today and book when prices fit your budget.

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