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Cheap flights from Dublin to Ottawa from C$ 566

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — YOW
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from Dublin to Ottawa are usually found in February or July, booked 72 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Dublin to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 April 2025.

Round-trip from

C$ 667

One-way from

C$ 566

Popular in

August

Cheapest in

February

Average price

C$ 973
Air Transat
  • Air Transat
  • 11/6-18/6
  • 2 total stops
  • 39h 36m total
  • Dublin to Ottawa
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10/7
  • 10/7
  • 2 total stops
  • 22h 12m total
  • Dublin to Ottawa
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 24 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Dublin to Ottawa

Cheapest flights from Dublin to Ottawa
Explore the most affordable flight options available from Dublin to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Wed 11/61:15 p.m.DUB - YOW
1 stop16h 06mAir Transat
Wed 18/67:00 a.m.YOW - DUB
1 stop23h 30mAir Transat
Deal found 29/4C$ 667
Thu 12/69:20 a.m.DUB - YOW
1 stop17h 47mAir Canada
Thu 19/65:55 p.m.YOW - DUB
1 stop9h 20mAir Canada
Deal found 28/4C$ 738
Wed 11/610:20 a.m.DUB - YOW
2 stops19h 02mMultiple Airlines
Wed 18/69:00 a.m.YOW - DUB
1 stop18h 25mMultiple Airlines
Deal found 28/4C$ 789
Tue 27/59:00 a.m.DUB - YOW
2 stops20h 19mLufthansa
Tue 3/61:55 p.m.YOW - DUB
2 stops16h 30mLufthansa
Deal found 29/4C$ 902
Fri 9/59:20 a.m.DUB - YOW
1 stop12h 23mUnited Airlines
Sun 25/510:25 a.m.YOW - DUB
2 stops19h 45mUnited Airlines
Deal found 28/4C$ 938
Fri 9/51:15 p.m.DUB - YOW
2 stops16h 07mDelta
Sun 25/55:55 a.m.YOW - DUB
2 stops22h 20mDelta
Deal found 28/4C$ 1,632

Cheapflights Fare Finder

Customize your flight search to find flights from Dublin to Ottawa 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 629,999 searches. Data last updated 29 April 2025.
Use the filters below to find and compare flights from Dublin to Ottawa that are best for you.

Fly from

Dublin

Fly to

Ottawa

Route

Depart

Return

Price

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Wed 11/6

1:15 p.m.-12:21 a.m.

1 stop16h 06m

Ottawa

Wed 18/6

7:00 a.m.-11:30 a.m.

1 stop23h 30m

C$ 667

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Thu 12/6

9:20 a.m.-10:07 p.m.

1 stop17h 47m

Ottawa

Thu 19/6

5:55 p.m.-8:15 a.m.

1 stop9h 20m

C$ 738

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Wed 11/6

10:20 a.m.-12:22 a.m.

2 stops19h 02m

Ottawa

Wed 18/6

9:00 a.m.-8:25 a.m.

1 stop18h 25m

C$ 789

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Tue 27/5

9:00 a.m.-12:19 a.m.

2 stops20h 19m

Ottawa

Tue 3/6

1:55 p.m.-11:25 a.m.

2 stops16h 30m

C$ 902

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 9/5

9:20 a.m.-4:43 p.m.

1 stop12h 23m

Ottawa

Sun 25/5

10:25 a.m.-11:10 a.m.

2 stops19h 45m

C$ 938

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 9/5

1:15 p.m.-12:22 a.m.

2 stops16h 07m

Ottawa

Sun 25/5

5:55 a.m.-9:15 a.m.

2 stops22h 20m

C$ 1,632

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Thu 10/7

7:10 a.m.-12:22 a.m.

2 stops22h 12m

C$ 566

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sat 12/7

11:30 a.m.-12:22 a.m.

1 stop17h 52m

C$ 579

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sun 4/5

1:15 p.m.-9:01 p.m.

1 stop12h 46m

C$ 592

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sun 4/5

9:50 a.m.-8:30 a.m.

2 stops27h 40m

C$ 871

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

Best time to book a flight from Dublin to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Dublin with our price prediction graph.
Estimated round-trip 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 Dublin to Ottawa

How far ahead should I book a flight from Dublin to Ottawa?

Use this chart to determine the optimal time to book a round-trip flight from Dublin to Ottawa. Price data was last updated on 25 April 2025.

The price you pay for your flight from Dublin to Ottawa may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Dublin to Ottawa?

Currently, October is the cheapest month in which you can book a flight from Dublin to Ottawa (average of C$ 224). Flying from Dublin to Ottawa in December is currently the most expensive (average of C$ 326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Ottawa by month

Plan your trip to Ottawa by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 mm per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

Temperature in Ottawa by month

Plan your trip to Ottawa by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated 29 April 2025.
Delta
8.0
Very good
7,929 reviews
Check prices

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Tsechi,Aug 2023

DUB - AMS

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Tsechi,Aug 2023

DUB - AMS

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.
Air Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Tsechi,Aug 2023

DUB - AMS

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Tsechi,Aug 2023

DUB - AMS

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.
WestJet
7.2
Good
2,823 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Tsechi,Aug 2023

DUB - AMS

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.
Air Canada
7.0
Good
9,244 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Tsechi,Aug 2023

DUB - AMS

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.

Related info for your journey

Find useful and relevant information for your journey from Dublin to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Dublin to Ottawa round-trip?

    Air Transat, at C$ 667, was found to be the cheapest airline from Dublin to Ottawa.Alternate airlines to your destination round-trip include Air Canada and Lufthansa. Air Transat is 32% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Dublin to Ottawa one-way?

    One-way options have recently been found by users for as low as C$ 579 on WestJet. Other airlines that offer cheap prices include Air Transat from C$ 592 and Air Canada from C$ 871 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin 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.

  • What is the cheapest month to book a flight from Dublin to Ottawa?

    Currently, October is the cheapest month in which you can book a flight from Dublin to Ottawa (average of C$ 224). Flying from Dublin to Ottawa in December is currently the most expensive (average of C$ 326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Gatineau
Perth
Smiths Falls
Prescott
Brockville
Wakefield
Lanark

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Dublin to Ottawa

Discover the top airline that operate flights from Dublin to Ottawa. 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 629,999 searches. Data last updated 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 884AverageC$ 1,106FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dublin to Ottawa?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ottawa from Dublin today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ottawa from Dublin.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Dublin to Ottawa, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Dublin to Ottawa become cheaper?

Yes, Cheapflights offers price alerts on Dublin to Ottawa flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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