$292 Cheap Flights from Ottawa (YOW) to Dublin (DUB)

View $292 flight on Wed, Jun 10, 2026Opens in a new window

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

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Cheap Flights from Ottawa to Dublin (YOW-DUB)

Prices were available within the past 7 days and start at $292 for one-way flights and $543 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Wed, Jun 10 - Wed, Jun 17
YOW
Ottawa
DUB
Dublin
$543 Roundtrip, found 12 hours ago
$543
Roundtrip
found 12 hours ago
Select WestJet flight, departing Wed, Jun 10 from Ottawa to Dublin, returning Wed, Jun 17, priced at $543 found 12 hours ago
WestJet
Wed, Jul 8 - Tue, Jul 14
YOW
Ottawa
DUB
Dublin
$571 Roundtrip, found 3 days ago
$571
Roundtrip
found 3 days ago
Select WestJet flight, departing Wed, Jul 8 from Ottawa to Dublin, returning Tue, Jul 14, priced at $571 found 3 days ago
WestJet
Sat, Jul 25 - Sat, Aug 15
YOW
Ottawa
DUB
Dublin
$572 Roundtrip, found 4 days ago
$572
Roundtrip
found 4 days ago
Select WestJet flight, departing Sat, Jul 25 from Ottawa to Dublin, returning Sat, Aug 15, priced at $572 found 4 days ago
WestJet
Fri, Jul 24 - Tue, Aug 4
YOW
Ottawa
DUB
Dublin
$572 Roundtrip, found 1 day ago
$572
Roundtrip
found 1 day ago
Select WestJet flight, departing Fri, Jul 24 from Ottawa to Dublin, returning Tue, Aug 4, priced at $572 found 1 day ago
WestJet
Wed, Jun 10 - Wed, Jun 17
YOW
Ottawa
DUB
Dublin
$605 Roundtrip, found 12 hours ago
$605
Roundtrip
found 12 hours ago
Select WestJet flight, departing Wed, Jun 10 from Ottawa to Dublin, returning Wed, Jun 17, priced at $605 found 12 hours ago
WestJet
Sat, Sep 12 - Sat, Oct 3
YOW
Ottawa
DUB
Dublin
$609 Roundtrip, found 5 hours ago
$609
Roundtrip
found 5 hours ago
Select WestJet flight, departing Sat, Sep 12 from Ottawa to Dublin, returning Sat, Oct 3, priced at $609 found 5 hours ago
Air Transat
Mon, Jun 1 - Mon, Jun 15
YOW
Ottawa
DUB
Dublin
$619 Roundtrip, found 14 hours ago
$619
Roundtrip
found 14 hours ago
Select Air Transat flight, departing Mon, Jun 1 from Ottawa to Dublin, returning Mon, Jun 15, priced at $619 found 14 hours ago
Porter Airlines
Mon, Jun 1 - Mon, Jun 15
YOW
Ottawa
DUB
Dublin
$628 Roundtrip, found 14 hours ago
$628
Roundtrip
found 14 hours ago
Select Porter Airlines flight, departing Mon, Jun 1 from Ottawa to Dublin, returning Mon, Jun 15, priced at $628 found 14 hours ago
Air Canada
Tue, Oct 13 - Mon, Oct 26
YOW
Ottawa
DUB
Dublin
$766 Roundtrip, found 1 day ago
$766
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Oct 13 from Ottawa to Dublin, returning Mon, Oct 26, priced at $766 found 1 day ago
Aer Lingus
Tue, Oct 13 - Mon, Oct 26
YOW
Ottawa
DUB
Dublin
$924 Roundtrip, found 1 day ago
$924
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Tue, Oct 13 from Ottawa to Dublin, returning Mon, Oct 26, priced at $924 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 center is 14 minutes. Flights from $785
DUB
Dublin Airport
CheapestClosest
Average driving time to city center14 min
Flights from $785

Frequently asked questions

How much does a flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) cost?
You can find cheap one-way flights and cheap return flights from $543 Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) with Expedia. One-way flights usually range from $548 to $2024, and return flights typically cost between $709 and $3006. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
September is the cheapest month to fly from Ottawa (YOW) to Dublin (DUB), with average round-trip fares around $691. This price is about 12% lower than the average throughout the year, as September typically sees a drop in travel demand after the summer peak. Other budget-friendly months to fly from Ottawa to Dublin include July and August.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
Enter YOW to DUB and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
WestJet is one of the cheapest airlines offering connecting flights from Ottawa (YOW) to Dublin (DUB), with round-trip tickets starting from around $880.32. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices 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)?
If you're planning to fly from Ottawa (YOW) to Dublin (DUB), consider traveling in September or August, with average return flight prices around $691. These months provide a great mix of affordability and favorable weather, making your trip to Ireland even more enjoyable.*Prices based on flights available on Expedia in the last year.
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.
How long does it take to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Dublin (DUB)?
A flight from YOW to DUB with a layover takes around 11 hours 20 minutes, with the route 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)?
Business class is available on flights from YOW to DUB. Airlines that offer business class service on this route include:

  • Air Canada
  • United Airlines
  • Air France
  • WestJet
  • Aer Lingus

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) Dublin Vacation Packages 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
Air Canada, Air France, Air Transat, KLM, Lufthansa, Porter Airlines, Swiss International Air Lines, TAP Portugal, United, WestJet
Roundtrip price
$543
Distance
3045 mi

Book with confidence

Ottawa to Dublin Flights

The cheapest times to fly from Ottawa to Dublin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ottawa to Dublin are during the month of June. You can find some of the cheapest flights from Ottawa to Dublin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ottawa to Dublin

Sunday is one of the best days to book for cheap flights from Ottawa to Dublin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ottawa to Dublin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ottawa to Dublin in 2026. You can also book with separate airlines for your outbound and return journeys, from $292 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ottawa to Dublin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ottawa to Dublin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Ottawa to Dublin Flights

*Flight schedules are subject to change.

*Available to One Key members.