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CA $398 Cheap Flights from Ottawa (YOW) to Dublin (DUB)

View CA $398 flight on Thu, Oct 15, 2026Opens in a new window

Popular airlines from Ottawa International Airport (YOW) to Dublin Airport (DUB)

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Cheap flights from Ottawa (YOW) to Dublin (DUB)

Prices were available within the past 7 days and start at CA $398 for one-way flights and CA $741 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Thu, Oct 15 - Tue, Oct 20
YOW
Ottawa
DUB
Dublin
CA $741 Roundtrip, found 1 hour ago
CA $741
Roundtrip
found 1 hour ago
Select WestJet flight, departing Thu, Oct 15 from Ottawa to Dublin, returning Tue, Oct 20, priced at CA $741 found 1 hour ago
WestJet
Fri, Sep 25 - Thu, Oct 1
YOW
Ottawa
DUB
Dublin
CA $761 Roundtrip, found 1 hour ago
CA $761
Roundtrip
found 1 hour ago
Select WestJet flight, departing Fri, Sep 25 from Ottawa to Dublin, returning Thu, Oct 1, priced at CA $761 found 1 hour ago
WestJet
Thu, Sep 24 - Thu, Oct 1
YOW
Ottawa
DUB
Dublin
CA $763 Roundtrip, found 1 day ago
CA $763
Roundtrip
found 1 day ago
Select WestJet flight, departing Thu, Sep 24 from Ottawa to Dublin, returning Thu, Oct 1, priced at CA $763 found 1 day ago
WestJet
Thu, Aug 27 - Sat, Sep 12
YOW
Ottawa
DUB
Dublin
CA $776 Roundtrip, found 5 days ago
CA $776
Roundtrip
found 5 days ago
Select WestJet flight, departing Thu, Aug 27 from Ottawa to Dublin, returning Sat, Sep 12, priced at CA $776 found 5 days ago
WestJet
Fri, Sep 18 - Fri, Sep 25
YOW
Ottawa
DUB
Dublin
CA $781 Roundtrip, just found
CA $781
Roundtrip
just found
Select WestJet flight, departing Fri, Sep 18 from Ottawa to Dublin, returning Fri, Sep 25, priced at CA $781 just found
WestJet
Sun, Aug 30 - Mon, Sep 7
YOW
Ottawa
DUB
Dublin
CA $845 Roundtrip, found 1 hour ago
CA $845
Roundtrip
found 1 hour ago
Select WestJet flight, departing Sun, Aug 30 from Ottawa to Dublin, returning Mon, Sep 7, priced at CA $845 found 1 hour ago
Porter Airlines
Mon, Sep 14 - Wed, Sep 23
YOW
Ottawa
DUB
Dublin
CA $849 Roundtrip, found 8 hours ago
CA $849
Roundtrip
found 8 hours ago
Select Porter Airlines flight, departing Mon, Sep 14 from Ottawa to Dublin, returning Wed, Sep 23, priced at CA $849 found 8 hours ago
Air Transat
Sat, Sep 5 - Wed, Sep 23
YOW
Ottawa
DUB
Dublin
CA $849 Roundtrip, found 1 hour ago
CA $849
Roundtrip
found 1 hour ago
Select Air Transat flight, departing Sat, Sep 5 from Ottawa to Dublin, returning Wed, Sep 23, priced at CA $849 found 1 hour ago
Lufthansa
Sun, Sep 13 - Thu, Sep 17
YOW
Ottawa
DUB
Dublin
CA $895 Roundtrip, found 2 hours ago
CA $895
Roundtrip
found 2 hours ago
Select Lufthansa flight, departing Sun, Sep 13 from Ottawa to Dublin, returning Thu, Sep 17, priced at CA $895 found 2 hours ago
Air Canada
Thu, Sep 10 - Thu, Sep 17
YOW
Ottawa
DUB
Dublin
CA $906 Roundtrip, found 1 day ago
CA $906
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Sep 10 from Ottawa to Dublin, returning Thu, Sep 17, priced at CA $906 found 1 day ago

Alternative airports near Dublin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dublin Airport DUB. Cheapest and Closest option available. Average driving time to city centre is 14 minutes. Flights from CA $960
DUB
Dublin Airport
CheapestClosest
Average driving time to city centre14 min
Flights from CA $960

Frequently asked questions

What is the cheapest month to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
September is typically the cheapest month to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB), with average return fares of approximately £517. This is about 12% lower than the average price throughout the year. September often sees lower prices as the peak summer travel season winds down, and demand for flights decreases. Other cheap months to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) include July and August.*Averages based on flights available on Expedia in the last year.
How do I find cheap flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
To find a cheap flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
The best time to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) is typically in September or August. Based on booking data from the past year, you can find return flights for around £517 during these months. While these months offer the best value, you'll also find plenty of flight options as they are popular times for travel. September offers a pleasant transition into autumn in Dublin, and August is still a great time to enjoy the summer.*Prices based on flights available on Expedia in the last year.
How many flights per day from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
There are approximately 41 connecting flights per day from Ottawa Macdonald-Cartier Intl. (YOW) to Dublin (DUB). Some common connection points include Pearson Intl. (YYZ), Pierre Elliott Trudeau Intl. (YUL), and Washington Dulles Intl. (IAD).
What is the earliest flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from YOW to DUB. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
You'll typically find the most flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) on a Monday, with around 55 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Air Canada, United Airlines, and Porter Airlines. Flight schedules are consistent throughout the week, with only a slight variation in the number of flights each day.
What are the most popular departure times for flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
The most popular departure times for flights from Ottawa Macdonald-Cartier Intl. (YOW) to Dublin (DUB) are in the evening, from 6pm to 9pm. About 27% of passengers prefer this time. Many major carriers, including Air Canada, WestJet and United Airlines, offer flights during this window. This timing works well because it allows you to finish your day in Ottawa before heading to the airport, and you'll arrive in Dublin ready to start your adventure.
How long does it take to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
Flights from YOW to DUB with one stop typically take around 11 hours 20 minutes, covering approximately 3,046 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
Select the "Business class" and "First class" filters when looking for YOW to DUB flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) flight with Expedia?
It's easy to earn miles on a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) at the last minute?
Typically, booking a last minute flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) flight and hotel package?
Securing a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
If you booked your Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Macdonald-Cartier Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, Air Transat, British Airways, KLM, Lufthansa, Porter Airlines, Swiss International Air Lines, TAP Portugal, United, WestJet
Roundtrip price
CA $741
Distance
4873 km

Book with confidence

Ottawa to Dublin Flights

The easy way to book your flights from Ottawa to Dublin 

With Expedia, it’s simple to find and book flights to Dublin from Ottawa whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Dublin, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ottawa to Dublin today, tomorrow, or this week.  

 

Save dollars with cheap flights from Macdonald-Cartier Intl., YOW to Dublin, DUB 

Sort your search results by price to find great deals on your flight from Ottawa to Dublin—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Dublin from Ottawa currently is just CA $741 rising to CA $906.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Dublin  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Dublin from Ottawa 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Dublin with Expedia today.

Ottawa to Dublin Flights

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*Available to Expedia members.