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Cheap flights from Dublin to Ottawa from C$ 353

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — YOW
26 Feb — 5 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to Ottawa

Enter your travel dates to find the best prices.

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 27 January 2026.

Thu 12/310:30 a.m.
DUB
-
YOW
1 stop18h 09m
Multiple Airlines
Wed 25/39:30 a.m.
YOW
-
DUB
2 stops28h 20m
Multiple Airlines
Deal found 27/1C$ 637
Sat 14/310:30 a.m.
DUB
-
YOW
1 stop18h 09m
Multiple Airlines
Mon 30/39:30 a.m.
YOW
-
DUB
2 stops27h 00m
Multiple Airlines
Deal found 26/1C$ 652
Sat 14/310:30 a.m.
DUB
-
YOW
1 stop18h 09m
WestJet
Mon 30/35:40 a.m.
YOW
-
DUB
1 stop23h 20m
WestJet
Deal found 26/1C$ 657
Thu 12/310:30 a.m.
DUB
-
YOW
1 stop18h 09m
WestJet
Wed 25/35:40 a.m.
YOW
-
DUB
1 stop23h 20m
WestJet
Deal found 26/1C$ 668
Sat 9/510:40 a.m.
DUB
-
YOW
1 stop11h 55m
WestJet
Sat 30/56:25 p.m.
YOW
-
DUB
2 stops32h 55m
WestJet
Deal found 26/1C$ 674
Thu 11/69:40 a.m.
DUB
-
YOW
2 stops12h 55m
WestJet
Thu 25/66:35 p.m.
YOW
-
DUB
2 stops32h 45m
WestJet
Deal found 27/1C$ 691
Fri 18/91:15 p.m.
DUB
-
YOW
1 stop11h 45m
Air Transat
Tue 22/98:40 a.m.
YOW
-
DUB
1 stop21h 50m
Air Transat
Deal found 25/1C$ 723
Thu 12/310:30 a.m.
DUB
-
YOW
1 stop18h 09m
Multiple Airlines
Thu 19/39:30 a.m.
YOW
-
DUB
2 stops33h 30m
Multiple Airlines
Deal found 26/1C$ 728

Find 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 27 January 2026.

Round-trip from

C$ 652

One-way from

C$ 353

Popular in

August

Cheapest in

September

Average price

C$ 1,043
14/3-30/3
  • 14/3-30/3
  • 3 total stops
  • 45h 09m total
  • Dublin to Ottawa
Search Deals
WestJet
  • WestJet
  • 15/5
  • 1 total stop
  • 11h 55m total
  • Dublin to Ottawa
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 27 January 2026.
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

Sat 14/3

10:30 a.m.-12:39 a.m.

1 stop18h 09m

Ottawa

Mon 30/3

5:40 a.m.-10:00 a.m.

1 stop23h 20m

C$ 657

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Thu 12/3

10:30 a.m.-12:39 a.m.

1 stop18h 09m

Ottawa

Wed 25/3

5:40 a.m.-9:00 a.m.

1 stop23h 20m

C$ 668

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sat 9/5

10:40 a.m.-5:35 p.m.

1 stop11h 55m

Ottawa

Sat 30/5

6:25 p.m.-8:20 a.m.

2 stops32h 55m

C$ 678

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Thu 12/3

10:30 a.m.-12:39 a.m.

1 stop18h 09m

Ottawa

Wed 25/3

10:50 a.m.-11:05 p.m.

3 stops32h 15m

C$ 691

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Thu 11/6

9:40 a.m.-5:35 p.m.

2 stops12h 55m

Ottawa

Thu 25/6

6:35 p.m.-8:20 a.m.

2 stops32h 45m

C$ 691

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Thu 12/3

10:30 a.m.-12:39 a.m.

1 stop18h 09m

Ottawa

Thu 19/3

9:30 a.m.-11:00 p.m.

2 stops33h 30m

C$ 728

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sat 14/3

10:30 a.m.-12:39 a.m.

1 stop18h 09m

Ottawa

Mon 30/3

10:50 a.m.-10:00 p.m.

3 stops30h 10m

C$ 759

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sat 9/5

10:40 a.m.-5:35 p.m.

1 stop11h 55m

Ottawa

Sat 30/5

6:25 p.m.-11:30 a.m.

1 stop12h 05m

C$ 808

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 15/5

10:40 a.m.-5:35 p.m.

1 stop11h 55m

C$ 353

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 15/5

8:35 p.m.-12:20 a.m.

3 stops32h 45m

C$ 538

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

Showing 1-10 of 14 results
1
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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

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

Currently, February is the cheapest month in which you can book a flight from Dublin to Ottawa (average of C$ 686). Flying from Dublin to Ottawa in January is currently the most expensive (average of C$ 902). 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.

How much does it cost to fly round-trip from Dublin to Ottawa?

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 27 January 2026.
Get a feel of what it's like to fly with Air Canada from Dublin 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.
Air Canada
7.1
Good
10,660 reviews
Check prices

Overall

7.1

Comfort

7.1

Crew

7.8

Food

6.3

Boarding

7.3

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.
Air Canada
7.1
Good
10,660 reviews
Air Canada
7.1
Good
10,660 reviews
Check prices

Overall

7.1

Comfort

7.1

Crew

7.8

Food

6.3

Boarding

7.3

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.

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.

  • How long is the flight from Dublin to Ottawa?

    WestJet can get you from Dublin to Ottawa in just under 18h 09m. Your travel time can differ by up to . Dublin and Ottawa are separated by a distance of 4899 km.

  • What is the cheapest airline to fly from Dublin to Ottawa round-trip?

    Air Canada, at C$ 764, was found to be the cheapest airline from Dublin to Ottawa.. Air Canada is 20% 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$ 557 on Air Transat. Other airlines that offer cheap prices include Aer Lingus from C$ 617 and Air Canada from C$ 721 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, February is the cheapest month in which you can book a flight from Dublin to Ottawa (average of C$ 686). Flying from Dublin to Ottawa in January is currently the most expensive (average of C$ 902). 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 Ottawa?

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

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 27 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 764AverageC$ 897FlexibilityNo 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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