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$529+ Cheap flights from Ottawa (YOW) to Dublin (DUB)

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 6/27. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — DUB
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap 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 junio 12, 2025.

Round-trip from

$614
(Lufthansa)

One-way from

$529
(Trip.com)

Popular in

December

Cheapest in

July

Average price

$667
From Ottawa to Dublin
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One-way flight from Ottawa to Dublin
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Highest demand for flights based on searches. 9% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Ottawa to Dublin

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 junio 12, 2025.

This Lufthansa deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/116:40 pmYOW - DUB
1 stop8h 05mLufthansa
jue. 8/219:20 amDUB - YOW
1 stop14h 45mLufthansa
Deal found 6/10$614
This Air Canada deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/131:55 pmYOW - DUB
2 stops12h 50mAir Canada
mar. 8/199:20 amDUB - YOW
1 stop9h 24mAir Canada
Deal found 6/12$619
This Trip.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/255:55 amYOW - DUB
1 stop24h 35mMultiple Airlines
sáb. 10/41:15 pmDUB - YOW
1 stop16h 07mMultiple Airlines
Deal found 6/10$624
This Air Transat deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/87:00 amYOW - DUB
1 stop23h 30mAir Transat
mar. 8/261:15 pmDUB - YOW
1 stop23h 50mAir Transat
Deal found 6/10$631
This Porter Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1011:20 amYOW - DUB
1 stop19h 10mPorter Airlines
vie. 9/191:15 pmDUB - YOW
1 stop12h 21mPorter Airlines
Deal found 6/11$643
This WestJet deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/125:55 amYOW - DUB
1 stop23h 05mWestJet
mar. 10/2111:30 amDUB - YOW
1 stop17h 52mWestJet
Deal found 6/11$673
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/1210:25 amYOW - DUB
2 stops15h 55mUnited Airlines
sáb. 8/239:20 amDUB - YOW
2 stops17h 15mUnited Airlines
Deal found 6/11$677
This Cheapflightsfares deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/238:35 amYOW - DUB
1 stop15h 20mAer Lingus
lun. 11/101:00 pmDUB - YOW
1 stop11h 17mAer Lingus
Deal found 6/12$682
This KLM deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/15:15 pmYOW - DUB
2 stops14h 20mKLM
mar. 9/231:20 pmDUB - YOW
2 stops16h 02mKLM
Deal found 6/10$883
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/35:55 amYOW - DUB
2 stops46h 20mDelta
jue. 9/251:15 pmDUB - YOW
2 stops40h 07mDelta
Deal found 6/10$1,035

Cheapflights Fare Finder

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 2,558,603 searches. Data last updated junio 12, 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

lun. 8/11

6:40 pm-7:45 am

1 stop8h 05m

Dublin

jue. 8/21

9:20 am-7:05 pm

1 stop14h 45m

$614

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

mié. 8/13

1:55 pm-7:45 am

2 stops12h 50m

Dublin

mar. 8/19

9:20 am-1:44 pm

1 stop9h 24m

$619

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

jue. 9/25

5:55 am-11:30 am

1 stop24h 35m

Dublin

sáb. 10/4

1:15 pm-12:22 am

1 stop16h 07m

$624

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

vie. 8/8

7:00 am-11:30 am

1 stop23h 30m

Dublin

mar. 8/26

1:15 pm-8:05 am

1 stop23h 50m

$631

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

mié. 9/10

11:20 am-11:30 am

1 stop19h 10m

Dublin

vie. 9/19

1:15 pm-8:36 pm

1 stop12h 21m

$643

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

dom. 10/12

5:55 am-10:00 am

1 stop23h 05m

Dublin

mar. 10/21

11:30 am-12:22 am

1 stop17h 52m

$673

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

mar. 8/12

10:25 am-7:20 am

2 stops15h 55m

Dublin

sáb. 8/23

9:20 am-9:35 pm

2 stops17h 15m

$677

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

jue. 10/23

8:35 am-4:55 am

1 stop15h 20m

Dublin

lun. 11/10

1:00 pm-7:17 pm

1 stop11h 17m

$682

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

lun. 9/1

5:15 pm-12:35 pm

2 stops14h 20m

Dublin

mar. 9/23

1:20 pm-12:22 am

2 stops16h 02m

$883

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

mié. 9/3

5:55 am-9:15 am

2 stops46h 20m

Dublin

jue. 9/25

1:15 pm-12:22 am

2 stops40h 07m

$1,035

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 13 results
1
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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

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 June 9, 2025.

Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ottawa to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Ottawa to Dublin (average of $509). Flying from Ottawa to Dublin in June is currently the most expensive (average of $947). 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 junio 12, 2025.

It’s typically best to fly out from Ottawa to Dublin in the morning. Doing so could potentially save you 11% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Dublin by month

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

In terms of precipitation, rainfall in Dublin ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Dublin when rainfall is around 1.9 in.

Temperature in Dublin by month

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

If weather is an important factor for your trip to Dublin, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 junio 12, 2025.
Get a feel of what it's like to fly with Porter Airlines, Delta and KLM from Ottawa to Dublin by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
288 reviews

Food

7.6

Boarding

8.2

Comfort

8.1

Overall

8.0

Entertainment

7.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Porter Airlines
8.0
Very good
288 reviews
Porter Airlines
8.0
Very good
288 reviews

Food

7.6

Boarding

8.2

Comfort

8.1

Overall

8.0

Entertainment

7.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Delta
8.0
Very good
7,950 reviews
Porter Airlines
8.0
Very good
288 reviews

Food

7.6

Boarding

8.2

Comfort

8.1

Overall

8.0

Entertainment

7.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
KLM
7.8
Good
1,358 reviews
Porter Airlines
8.0
Very good
288 reviews

Food

7.6

Boarding

8.2

Comfort

8.1

Overall

8.0

Entertainment

7.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Air Transat
7.8
Good
396 reviews
Porter Airlines
8.0
Very good
288 reviews

Food

7.6

Boarding

8.2

Comfort

8.1

Overall

8.0

Entertainment

7.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
United Airlines
7.4
Good
8,790 reviews
Porter Airlines
8.0
Very good
288 reviews

Food

7.6

Boarding

8.2

Comfort

8.1

Overall

8.0

Entertainment

7.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

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.

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

    Currently priced at $614, Lufthansa will fly you from Ottawa to Dublin and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Air Transat - these airlines can fly you to your destination from $619 and $631, respectively. Users have found that Lufthansa is 17% cheaper than the other options available to this destination.

  • 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, November is the cheapest month in which you can book a flight from Ottawa to Dublin (average of $509). Flying from Ottawa to Dublin in June is currently the most expensive (average of $947). 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

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
Leixlip

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Alternative routes for Ottawa to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Dublin flights
Pierre Elliott Trudeau Intl to Dublin flights
Windsor to Dublin flights
Sault Ste Marie to Dublin flights

Top airline flying from Ottawa to Dublin

Discover the top airline 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 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$630Average$738FlexibilityNo cancel feeOn-time67%

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