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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — DUB
11 Jan — 18 Jan1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Ottawa to Dublin are usually found in September or July, booked 63 days in advance, depart on a Monday or Wednesday and return on a Monday
Cheap flight deals from Ottawa to Dublin
Enter your travel dates to find the best prices.
Cheapest flights from Ottawa to Dublin
Explore the most affordable flight options available from Ottawa to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.
Wed 10/123:10 p.m.YOW - DUB
1 stop11h 20mAir Canada
Tue 16/1210:40 a.m.DUB - YOW
1 stop15h 38mAir Canada
Deal found 9/12C$ 976
Wed 10/123:10 p.m.YOW - DUB
2 stops14h 10mUnited Airlines
Tue 16/129:30 a.m.DUB - YOW
2 stops14h 25mUnited Airlines
Deal found 9/12C$ 978
Tue 16/123:10 p.m.YOW - DUB
2 stops14h 10mUnited Airlines
Tue 23/1212:05 p.m.DUB - YOW
1 stop16h 49mUnited Airlines
Deal found 11/12C$ 1,394
Wed 10/127:30 p.m.YOW - DUB
1 stop9h 50mAir Canada
Sat 10/19:00 a.m.DUB - YOW
1 stop11h 23mAir Canada
Deal found 9/12C$ 1,569
Wed 10/123:10 p.m.YOW - DUB
2 stops14h 10mUnited Airlines
Sat 10/19:30 a.m.DUB - YOW
2 stops16h 48mUnited Airlines
Deal found 9/12C$ 1,609
Wed 10/125:45 a.m.YOW - DUB
3 stops32h 30mMultiple Airlines
Tue 16/1210:00 a.m.DUB - YOW
3 stops43h 42mMultiple Airlines
Deal found 9/12C$ 1,747
Fri 19/127:25 p.m.YOW - DUB
1 stop30h 45mAir Canada
Mon 22/129:00 a.m.DUB - YOW
1 stop29h 23mAir Canada
Deal found 9/12C$ 1,831
Tue 16/124:00 p.m.YOW - DUB
2 stops13h 15mMultiple Airlines
Tue 23/127:45 p.m.DUB - YOW
3 stops28h 30mMultiple Airlines
Deal found 11/12C$ 2,059
Best flights from Ottawa to Dublin
Discover carefully curated flight deals from Ottawa to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.
Sat 16/52:20 p.m.YOW - DUB
1 stop16h 10mAir Transat
Sun 24/51:15 p.m.DUB - YOW
1 stop11h 46mAir Transat
Deal found 10/12C$ 640
Mon 20/45:40 a.m.YOW - DUB
1 stop23h 20mWestJet
Wed 29/410:40 a.m.DUB - YOW
1 stop18h 42mWestJet
Deal found 10/12C$ 647
Tue 5/511:20 a.m.YOW - DUB
1 stop19h 10mAir Transat
Fri 8/51:15 p.m.DUB - YOW
1 stop11h 46mAir Transat
Deal found 11/12C$ 641
Sun 24/55:55 a.m.YOW - DUB
1 stop22h 25mWestJet
Sat 30/512:15 p.m.DUB - YOW
1 stop17h 07mWestJet
Deal found 10/12C$ 705
Thu 7/52:20 p.m.YOW - DUB
1 stop16h 10mAir Transat
Mon 25/51:15 p.m.DUB - YOW
1 stop11h 46mAir Transat
Deal found 11/12C$ 641
Sun 24/55:55 a.m.YOW - DUB
1 stop22h 25mWestJet
Wed 27/59:40 a.m.DUB - YOW
2 stops19h 42mWestJet
Deal found 11/12C$ 705
Sun 3/52:20 p.m.YOW - DUB
1 stop16h 10mAir Transat
Sun 10/51:15 p.m.DUB - YOW
1 stop16h 06mAir Transat
Deal found 10/12C$ 641
Sun 3/55:55 a.m.YOW - DUB
2 stops21h 25mWestJet
Sun 10/510:40 a.m.DUB - YOW
1 stop18h 42mWestJet
Deal found 10/12C$ 764
Wed 6/55:55 a.m.YOW - DUB
1 stop22h 25mWestJet
Wed 20/510:40 a.m.DUB - YOW
1 stop18h 42mWestJet
Deal found 11/12C$ 765
Last-minute flights from Ottawa to Dublin
Discover last-minute flight deals from Ottawa to Dublin. Data last updated 12 December 2025 and is based on user searches.
Thu 8/17:25 p.m.YOW - DUB
1 stop30h 45mMultiple Airlines
Thu 15/19:20 a.m.DUB - YOW
2 stops14h 58mMultiple Airlines
Deal found 11/12C$ 934
Thu 8/17:25 p.m.YOW - DUB
1 stop30h 45mAir Canada
Thu 15/19:30 a.m.DUB - YOW
1 stop12h 00mAir Canada
Deal found 11/12C$ 954
Tue 20/112:15 p.m.YOW - DUB
2 stops13h 55mAir Canada
Wed 28/19:00 a.m.DUB - YOW
1 stop11h 23mAir Canada
Deal found 11/12C$ 946
Thu 22/13:05 p.m.YOW - DUB
2 stops14h 10mMultiple Airlines
Tue 27/111:30 a.m.DUB - YOW
2 stops18h 12mMultiple Airlines
Deal found 11/12C$ 863
Thu 22/110:20 a.m.YOW - DUB
1 stop13h 55mAer Lingus
Tue 27/11:00 p.m.DUB - YOW
1 stop15h 08mAer Lingus
Deal found 11/12C$ 949
Thu 22/16:20 a.m.YOW - DUB
2 stops20h 10mUnited Airlines
Tue 27/19:30 a.m.DUB - YOW
1 stop12h 00mUnited Airlines
Deal found 11/12C$ 1,015
Sun 25/15:40 a.m.YOW - DUB
1 stop18h 35mMultiple Airlines
Sun 1/21:00 p.m.DUB - YOW
1 stop16h 39mMultiple Airlines
Deal found 11/12C$ 850
Mon 26/17:55 p.m.YOW - DUB
2 stops30h 15mAir Canada
Mon 2/29:00 a.m.DUB - YOW
1 stop13h 18mAir Canada
Deal found 11/12C$ 907
One-way flights from Ottawa to Dublin
Search for one-way flight options from Ottawa to Dublin. Find affordable one-way fares based on user searches. Data last updated 12 December 2025.
Mon 2/29:30 a.m.YOW - DUB
2 stops24h 20mMultiple Airlines
Deal found 11/12C$ 443
Sun 25/15:40 a.m.YOW - DUB
3 stops48h 20mMultiple Airlines
Deal found 11/12C$ 502
Sat 24/15:40 a.m.YOW - DUB
3 stops48h 25mMultiple Airlines
Deal found 9/12C$ 524
Thu 5/29:30 a.m.YOW - DUB
2 stops25h 50mMultiple Airlines
Deal found 11/12C$ 532
Fri 15/55:55 a.m.YOW - DUB
2 stops25h 15mMultiple Airlines
Deal found 11/12C$ 539
Tue 3/23:55 p.m.YOW - DUB
3 stops24h 55mMultiple Airlines
Deal found 11/12C$ 543
Fri 6/27:00 a.m.YOW - DUB
3 stops30h 10mMultiple Airlines
Deal found 11/12C$ 553
Sat 31/18:40 a.m.YOW - DUB
2 stops15h 35mMultiple Airlines
Deal found 11/12C$ 560
Find flight deals from Ottawa to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Dublin (DUB). 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 12 December 2025.
Customize your flight search to find flights from Ottawa to Dublin 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 12 December 2025.
Use the filters below to find and compare flights from Ottawa to Dublin that are best for you.
Fly from
Ottawa
Fly to
Dublin
Route
Depart
Return
Price
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Sat 16/5
2:20 p.m.-11:30 a.m.
1 stop16h 10m
Dublin
Sun 24/5
1:15 p.m.-8:01 p.m.
1 stop11h 46m
C$ 640
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Tue 5/5
11:20 a.m.-11:30 a.m.
1 stop19h 10m
Dublin
Fri 8/5
1:15 p.m.-8:01 p.m.
1 stop11h 46m
C$ 641
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Thu 7/5
2:20 p.m.-11:30 a.m.
1 stop16h 10m
Dublin
Mon 25/5
1:15 p.m.-8:01 p.m.
1 stop11h 46m
C$ 641
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Sun 3/5
2:20 p.m.-11:30 a.m.
1 stop16h 10m
Dublin
Sun 10/5
1:15 p.m.-12:21 a.m.
1 stop16h 06m
C$ 641
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Mon 20/4
5:40 a.m.-10:00 a.m.
1 stop23h 20m
Dublin
Wed 29/4
10:40 a.m.-12:22 a.m.
1 stop18h 42m
C$ 647
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Sun 24/5
5:55 a.m.-9:20 a.m.
1 stop22h 25m
Dublin
Sat 30/5
12:15 p.m.-12:22 a.m.
1 stop17h 07m
C$ 705
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Sun 24/5
5:55 a.m.-9:20 a.m.
1 stop22h 25m
Dublin
Wed 27/5
9:40 a.m.-12:22 a.m.
2 stops19h 42m
C$ 705
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Sun 3/5
5:55 a.m.-8:20 a.m.
2 stops21h 25m
Dublin
Sun 10/5
10:40 a.m.-12:22 a.m.
1 stop18h 42m
C$ 764
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Wed 6/5
5:55 a.m.-9:20 a.m.
1 stop22h 25m
Dublin
Wed 20/5
10:40 a.m.-12:22 a.m.
1 stop18h 42m
C$ 765
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Sun 25/1
5:40 a.m.-11:00 a.m.
3 stops48h 20m
C$ 502
Flights are sorted by cheapest round-trip flights first.
Deals found on 11/12
Showing 1-10 of 17 results
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Best time to book a flight from Ottawa to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from Ottawa 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 Ottawa to Dublin
Prices
More
How far ahead should I book a flight from Ottawa to Dublin?
Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Dublin. Price data was last updated on 5 December 2025.
The price you pay for your flight from Ottawa to Dublin may vary depending on when you book. For the best chance of a lower fare, look to book 63 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 Ottawa to Dublin?
Currently, September is the cheapest month in which you can book a flight from Ottawa to Dublin (average of C$ 594). Flying from Ottawa to Dublin in December is currently the most expensive (average of C$ 869). 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.
What is the cheapest time of day to fly from YOW to DUB?
Find hourly flight availability from Ottawa to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.
A simple way to save on the total cost of your ticket is to fly from Ottawa to Dublin in the evening. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight in the morning.
What is the cheapest day to fly from Ottawa to Dublin?
Use this chart to determine the cheapest time to fly round-trip from Ottawa to Dublin. Price data was last updated on 16 December 2024.
Travelers seeking maximum savings on their Ottawa to Dublin flight should consider departing on Saturday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
What’s the top layover airport for flights from Ottawa to Dublin?
Share of one-stop round-trip flights from Ottawa to Dublin chosen by Cheapflights users in the past 12 months, using the same layover each way.
Toronto (YYZ) – chosen by Cheapflights users on 75% of one-stop itineraries from Ottawa to Dublin on Cheapflights.
What’s the cheapest layover airport for flights from Ottawa to Dublin?
Average round-trip fare for 1-stop flights from Ottawa to Dublin, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Montreal (YUL) is the most affordable 1-stop option, with an average round-trip price of C$ 1,028.
What’s the fastest layover option from Ottawa to Dublin?
Shortest average travel time for 1-stop one-way flights from Ottawa to Dublin, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Montreal (YUL) have the shortest average one-way travel time for 1-stop routes: 8h 48m.
Which airport typically offers the quickest layover for flights from Ottawa to Dublin?
Average layover duration for 1-stop one-way flights from Ottawa to Dublin, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average layover time of 1h 48m.
Reviews of airlines servicing Dublin
Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated 12 December 2025.
Read through reviews of airlines operating flights from Ottawa to Dublin, such as Porter Airlines,Air Transat, andAir France. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
It's good. Planes are new and fresh. WiFi is best and stands out
Related info for your journey
Find useful and relevant information for your journey from Ottawa to Dublin. 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 Ottawa to Dublin?
Airlines like Air Transat fly from Ottawa to Dublin in about 16h 10m. The time it takes to get you to your destination can typically vary by up to . The distance between Ottawa and Dublin is about 4899 km.
What are the cheapest airlines flying from Ottawa to Dublin round-trip?
Our cheapest airline available from Ottawa to Dublin is WestJet. Our recent data shows that you can find tickets from as low as C$ 631 on this airline. Additional options worth looking into are Porter Airlines and Air Transat, starting at C$ 642 and C$ 660 round-trip. WestJet is priced at 36% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Ottawa to Dublin one-way?
C$ 352 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and Aer Lingus, with prices starting from C$ 494 and C$ 642, respectively.
Can I find deals for flights from Ottawa to Dublin that include hotel bookings?
Yes. In addition to deals on Ottawa to Dublin flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ottawa to Dublin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Dublin.
Can I find deals for business class flights from Ottawa to Dublin?
Yes. Cheapflights offers flight deals from Ottawa to Dublin 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 Ottawa to Dublin?
Currently, September is the cheapest month in which you can book a flight from Ottawa to Dublin (average of C$ 594). Flying from Ottawa to Dublin in December is currently the most expensive (average of C$ 869). 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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Fly from Ottawa to Dublin on these airlines
Choose from the following airlines for your flight from Ottawa to Dublin. Flights are based on user searches made on Cheapflights and were last updated on 12 December 2025.
Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 December 2025.
Discover the top 8 airlines that operate flights from Ottawa to Dublin. 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 12 December 2025.
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 Ottawa to Dublin?
Deals for Ottawa to Dublin flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Ottawa to Dublin?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ottawa to Dublin.
Can Cheapflights find flights from Ottawa to Dublin with no change fees?
Yes, we can. To see specific flights from Ottawa to Dublin with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Ottawa to Dublin become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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