Which airport typically offers the quickest layover for flights from Ottawa to Dublin?

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average layover time of 1h 43m.

What’s the top layover airport for flights from Ottawa to Dublin?

Toronto (YYZ) – chosen by Cheapflights users on 76% of one-stop itineraries from Ottawa to Dublin on Cheapflights.

What’s the cheapest layover airport for flights from Ottawa to Dublin?

Montreal (YUL) is the most affordable 1-stop option, with an average round-trip price of C$ 1,042.

What’s the fastest layover option from Ottawa to Dublin?

Flights via Montreal (YUL) have the shortest average one-way travel time for 1-stop routes: 8h 46m.

How long is the flight from Ottawa to Dublin?

Airlines like Air Canada fly from Ottawa to Dublin in about 29h 20m. 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$ 634 on this airline. Additional options worth looking into are Aer Lingus and Air Transat, starting at C$ 695 and C$ 721 round-trip. WestJet is priced at 37% 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$ 263 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Transat and WestJet, with prices starting from C$ 265 and C$ 345, respectively.

In terms of precipitation, rainfall in Dublin ranges from 49.0 - 79.0 mm per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Dublin when rainfall is around 49.0 mm.

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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular airlines that fly from Ottawa to Dublin?

Air Canada, Air France and Aer Lingus are the most popular airlines when flying from Ottawa to Dublin.

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

Thursday flights are generally found to be more expensive for flights from Ottawa to Dublin. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Dublin.

How far in advance should I book a flight from Ottawa to Dublin?

To save up to 27% on this flight, we recommend booking at least 60 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ottawa to Dublin from C$ 895 1-2 weeks out and tickets from C$ 895 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ottawa to Dublin?

The best pricing can be found in the month of August. Prices to Dublin from Ottawa average C$ 1,019. You can even find prices in August for less than C$ 1,019, as users have found deals to Dublin from as low as C$ 830. The month of December appears to be one of the more expensive times to travel to Dublin from Ottawa. Flying in the targeted month can save you up to 11%.

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.

C$ 263+ Cheap Flights from Ottawa to Dublin

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

Airfare is below average for this route at the moment. Ottawa to Dublin flights typically cost between C$ 870 and C$ 1,183 in October. The cheapest round-trip price found within the last 3 days was C$ 631 on Multiple Airlines (5 Oct-21 Oct).

Cheapflights Tip: The best prices from Ottawa to Dublin are usually found in August or June, booked 59 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from Ottawa to Dublin

Round-trip from	C$ 631
One-way from	C$ 263
Popular in	December
Cheapest in	August
Average price	C$ 951

WestJet
5/10-21/10
2 total stops
31h 17m total
Ottawa to Dublin

Search Deals

Porter Airlines
16/10
1 total stop
16h 10m total
Ottawa to Dublin

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (C$ 126 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 16 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

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 11 September 2025.

Sun 5/105:05 p.m.YOW - DUB

1 stop13h 25mMultiple Airlines

Tue 21/1011:30 a.m.DUB - YOW

1 stop17h 52mMultiple Airlines

Deal found 10/9C$ 631

Tue 7/102:20 p.m.YOW - DUB

1 stop16h 10mMultiple Airlines

Tue 21/1011:30 a.m.DUB - YOW

1 stop17h 52mMultiple Airlines

Deal found 10/9C$ 657

Sat 4/102:20 p.m.YOW - DUB

1 stop16h 10mMultiple Airlines

Tue 21/1011:30 a.m.DUB - YOW

1 stop17h 52mMultiple Airlines

Deal found 10/9C$ 675

Tue 23/95:55 a.m.YOW - DUB

2 stops22h 05mWestJet

Wed 1/1010:20 a.m.DUB - YOW

2 stops43h 02mWestJet

Deal found 10/9C$ 680

Wed 8/105:55 a.m.YOW - DUB

1 stop23h 05mWestJet

Tue 21/1011:30 a.m.DUB - YOW

1 stop17h 52mWestJet

Deal found 10/9C$ 728

Mon 6/104:05 p.m.YOW - DUB

1 stop10h 40mAir Canada

Mon 20/109:50 a.m.DUB - YOW

2 stops18h 14mAir Canada

Deal found 10/9C$ 729

Thu 16/1011:05 a.m.YOW - DUB

2 stops16h 10mAir Canada

Mon 27/108:00 a.m.DUB - YOW

1 stop11h 23mAir Canada

Deal found 10/9C$ 730

Tue 14/103:55 p.m.YOW - DUB

1 stop11h 20mAir Canada

Tue 21/109:50 a.m.DUB - YOW

2 stops14h 14mAir Canada

Deal found 11/9C$ 734

Tue 14/105:55 p.m.YOW - DUB

1 stop9h 20mAir Canada

Mon 20/109:50 a.m.DUB - YOW

1 stop12h 14mAir Canada

Deal found 11/9C$ 736

Tue 7/105:55 p.m.YOW - DUB

1 stop9h 20mAir Canada

Tue 21/109:50 a.m.DUB - YOW

2 stops17h 14mAir Canada

Deal found 10/9C$ 737

Tue 23/95:55 a.m.YOW - DUB

2 stops22h 05mMultiple Airlines

Wed 1/1010:20 a.m.DUB - YOW

1 stop25h 59mMultiple Airlines

Deal found 10/9C$ 750

Fri 17/105:05 p.m.YOW - DUB

1 stop13h 25mMultiple Airlines

Mon 20/106:15 a.m.DUB - YOW

2 stops30h 04mMultiple Airlines

Deal found 9/9C$ 757

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 11 September 2025.

Sun 12/109:55 p.m.YOW - DUB

1 stop29h 20mAir Canada

Tue 21/109:50 a.m.DUB - YOW

1 stop10h 14mAir Canada

Deal found 11/9C$ 736

Tue 23/95:55 a.m.YOW - DUB

2 stops22h 05mMultiple Airlines

Wed 1/1010:20 a.m.DUB - YOW

1 stop25h 59mMultiple Airlines

Deal found 10/9C$ 750

Thu 16/106:33 a.m.YOW - DUB

2 stops19h 37mUnited Airlines

Thu 23/1012:30 p.m.DUB - YOW

2 stops28h 15mUnited Airlines

Deal found 11/9C$ 805

Wed 29/105:55 p.m.YOW - DUB

1 stop12h 00mAir Canada

Mon 3/119:00 a.m.DUB - YOW

1 stop13h 18mAir Canada

Deal found 11/9C$ 759

Sat 11/105:05 p.m.YOW - DUB

1 stop13h 25mMultiple Airlines

Thu 16/106:50 a.m.DUB - YOW

2 stops39h 08mMultiple Airlines

Deal found 11/9C$ 777

Fri 7/1112:05 p.m.YOW - DUB

1 stop14h 05mAir Canada

Wed 19/119:00 a.m.DUB - YOW

1 stop13h 18mAir Canada

Deal found 11/9C$ 779

Wed 15/106:25 a.m.YOW - DUB

1 stop20h 50mAir Canada

Tue 21/1012:30 p.m.DUB - YOW

2 stops14h 34mAir Canada

Deal found 11/9C$ 782

Thu 9/108:35 a.m.YOW - DUB

1 stop18h 40mAir Canada

Fri 17/109:50 a.m.DUB - YOW

1 stop10h 14mAir Canada

Deal found 11/9C$ 786

Sun 12/109:55 p.m.YOW - DUB

1 stop29h 20mAir Canada

Fri 17/109:50 a.m.DUB - YOW

1 stop10h 14mAir Canada

Deal found 11/9C$ 786

Tue 28/108:50 a.m.YOW - DUB

2 stops17h 20mAir Canada

Sat 1/111:35 p.m.DUB - YOW

1 stop12h 21mAir Canada

Deal found 11/9C$ 826

Last-minute flights from Ottawa to Dublin
Discover last-minute flight deals from Ottawa to Dublin. Data last updated 11 September 2025 and is based on user searches.

Tue 23/95:55 a.m.YOW - DUB

2 stops22h 05mWestJet

Wed 1/1010:20 a.m.DUB - YOW

2 stops43h 02mWestJet

Deal found 10/9C$ 680

Tue 23/95:55 a.m.YOW - DUB

2 stops22h 05mMultiple Airlines

Wed 1/1010:20 a.m.DUB - YOW

1 stop25h 59mMultiple Airlines

Deal found 10/9C$ 750

Sat 4/102:20 p.m.YOW - DUB

1 stop16h 10mMultiple Airlines

Tue 21/1011:30 a.m.DUB - YOW

1 stop17h 52mMultiple Airlines

Deal found 10/9C$ 675

Sun 5/105:05 p.m.YOW - DUB

1 stop13h 25mMultiple Airlines

Tue 21/1011:30 a.m.DUB - YOW

1 stop17h 52mMultiple Airlines

Deal found 10/9C$ 631

Mon 6/104:05 p.m.YOW - DUB

1 stop10h 40mAir Canada

Mon 20/109:50 a.m.DUB - YOW

2 stops18h 14mAir Canada

Deal found 10/9C$ 729

Tue 7/102:20 p.m.YOW - DUB

1 stop16h 10mMultiple Airlines

Tue 21/1011:30 a.m.DUB - YOW

1 stop17h 52mMultiple Airlines

Deal found 10/9C$ 657

Tue 7/103:55 p.m.YOW - DUB

1 stop11h 20mAir Canada

Thu 23/109:50 a.m.DUB - YOW

1 stop10h 14mAir Canada

Deal found 10/9C$ 737

Wed 8/105:55 a.m.YOW - DUB

1 stop23h 05mWestJet

Tue 21/1011:30 a.m.DUB - YOW

1 stop17h 52mWestJet

Deal found 10/9C$ 728

Tue 14/103:55 p.m.YOW - DUB

1 stop11h 20mAir Canada

Tue 21/109:50 a.m.DUB - YOW

2 stops14h 14mAir Canada

Deal found 11/9C$ 734

Thu 16/1011:05 a.m.YOW - DUB

2 stops16h 10mAir Canada

Mon 27/108:00 a.m.DUB - YOW

1 stop11h 23mAir Canada

Deal found 10/9C$ 730

Fri 17/105:05 p.m.YOW - DUB

1 stop13h 25mMultiple Airlines

Mon 20/106:15 a.m.DUB - YOW

2 stops30h 04mMultiple Airlines

Deal found 9/9C$ 757

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 11 September 2025.

Thu 16/102:20 p.m.YOW - DUB

1 stop16h 10mPorter Airlines

Deal found 11/9C$ 263

Thu 16/105:05 p.m.YOW - DUB

1 stop13h 25mAir Transat

Deal found 10/9C$ 265

Fri 17/107:00 a.m.YOW - DUB

1 stop23h 30mAir Transat

Deal found 10/9C$ 266

Tue 16/95:55 a.m.YOW - DUB

2 stops22h 05mWestJet

Deal found 9/9C$ 345

Mon 6/105:55 a.m.YOW - DUB

1 stop23h 05mWestJet

Deal found 10/9C$ 363

Thu 16/105:55 a.m.YOW - DUB

3 stops23h 55mWestJet

Deal found 10/9C$ 389

Fri 17/105:15 p.m.YOW - DUB

2 stops36h 35mWestJet

Deal found 11/9C$ 396

Fri 17/106:30 p.m.YOW - DUB

2 stops35h 20mMultiple Airlines

Deal found 10/9C$ 407

Thu 16/1010:45 a.m.YOW - DUB

2 stops19h 05mMultiple Airlines

Deal found 10/9C$ 410

Fly from

Fly to

Route

Depart

Return

Price

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sun 12/10

9:55 p.m.-8:15 a.m.

1 stop29h 20m

Dublin

Tue 21/10

9:50 a.m.-3:04 p.m.

1 stop10h 14m

C$ 736

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Tue 23/9

5:55 a.m.-9:00 a.m.

2 stops22h 05m

Dublin

Wed 1/10

10:20 a.m.-7:19 a.m.

1 stop25h 59m

C$ 750

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Wed 29/10

5:55 p.m.-9:55 a.m.

1 stop12h 00m

Dublin

Mon 3/11

9:00 a.m.-5:18 p.m.

1 stop13h 18m

C$ 759

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sat 11/10

5:05 p.m.-11:30 a.m.

1 stop13h 25m

Dublin

Thu 16/10

6:50 a.m.-4:58 p.m.

2 stops39h 08m

C$ 777

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Fri 7/11

12:05 p.m.-7:10 a.m.

1 stop14h 05m

Dublin

Wed 19/11

9:00 a.m.-5:18 p.m.

1 stop13h 18m

C$ 779

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Wed 15/10

6:25 a.m.-8:15 a.m.

1 stop20h 50m

Dublin

Tue 21/10

12:30 p.m.-10:04 p.m.

2 stops14h 34m

C$ 782

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 9/10

8:35 a.m.-8:15 a.m.

1 stop18h 40m

Dublin

Fri 17/10

9:50 a.m.-3:04 p.m.

1 stop10h 14m

C$ 786

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sun 12/10

9:55 p.m.-8:15 a.m.

1 stop29h 20m

Dublin

Fri 17/10

9:50 a.m.-3:04 p.m.

1 stop10h 14m

C$ 786

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 16/10

6:33 a.m.-7:10 a.m.

2 stops19h 37m

Dublin

Thu 23/10

12:30 p.m.-11:45 a.m.

2 stops28h 15m

C$ 805

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Tue 28/10

8:50 a.m.-6:10 a.m.

2 stops17h 20m

Dublin

Sat 1/11

1:35 p.m.-9:56 p.m.

1 stop12h 21m

C$ 826

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 19 results

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

How far ahead should I book a flight from Ottawa to Dublin?

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 59 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, January is the cheapest month in which you can book a flight from Ottawa to Dublin (average of C$ 458). Flying from Ottawa to Dublin in December is currently the most expensive (average of C$ 760). 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?

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 12% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Ottawa to Dublin?

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.

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

Reviews of airlines servicing Dublin

Read through reviews of airlines operating flights from Ottawa to Dublin, such as Air Transat,Air France, andAer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Air Transat

7.7

Good

438 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Air Transat

7.7

Good

438 reviews

Air Transat

7.7

Good

438 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Air France

7.4

Good

1,469 reviews

Air Transat

7.7

Good

438 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Aer Lingus

7.2

Good

1,271 reviews

Air Transat

7.7

Good

438 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Air Canada

7.1

Good

10,000 reviews

Air Transat

7.7

Good

438 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Lufthansa

6.8

Okay

7,409 reviews

Air Transat

7.7

Good

438 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Related info for your journey

How long is the flight from Ottawa to Dublin?
Airlines like Air Canada fly from Ottawa to Dublin in about 29h 20m. 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$ 634 on this airline. Additional options worth looking into are Aer Lingus and Air Transat, starting at C$ 695 and C$ 721 round-trip. WestJet is priced at 37% 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$ 263 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Transat and WestJet, with prices starting from C$ 265 and C$ 345, 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, January is the cheapest month in which you can book a flight from Ottawa to Dublin (average of C$ 458). Flying from Ottawa to Dublin in December is currently the most expensive (average of C$ 760). 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

Browse thousands of different options on Cheapflights for your next trip

Fly from Ottawa to Dublin on these airlines

Air Canada flights from Ottawa to Dublin

Air Transat flights from Ottawa to Dublin

Lufthansa flights from Ottawa to Dublin

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Other flights to Dublin

Top 8 airlines flying from Ottawa to Dublin

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 634	AverageC$ 814	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Aer Lingus	CheapestC$ 695	AverageC$ 915	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Air Transat	CheapestC$ 721	AverageC$ 850	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Porter Airlines	CheapestC$ 825	AverageC$ 870	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Canada	CheapestC$ 843	AverageC$ 1,008	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Lufthansa	CheapestC$ 860	AverageC$ 1,075	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Air France	CheapestC$ 893	AverageC$ 1,155	FlexibilityNo cancel fee	On-time77%	Search Air France flights
United Airlines	CheapestC$ 931	AverageC$ 1,150	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

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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Cheap flights from Ottawa to Dublin from C$ 263

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 16/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Ottawa to Dublin are usually found in August or June, booked 59 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from Ottawa to Dublin

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ottawa to Dublin

Cheapest flights from Ottawa to DublinExplore 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 11 September 2025.

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 11 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ottawa to Dublin that are best for you.

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.

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?

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

What is the cheapest time of day to fly from YOW to DUB?

What is the cheapest day to fly from Ottawa to Dublin?

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

What’s the top layover airport for flights from Ottawa to Dublin?

What’s the fastest layover option from Ottawa to Dublin?

What’s the fastest layover option from Ottawa to Dublin?

Which airport typically offers the quickest layover for flights from Ottawa to Dublin?

Reviews of airlines servicing Dublin

Read through reviews of airlines operating flights from Ottawa to Dublin, such as Air Transat,Air France, andAer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

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

What are the cheapest airlines to fly from Ottawa to Dublin one-way?

Can I find deals for flights from Ottawa to Dublin that include hotel bookings?

How can I find direct flights from Ottawa to Dublin?

Can I find deals for business class flights from Ottawa to Dublin?

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

Browse thousands of different options on Cheapflights for your next trip

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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 11 September 2025.

Top 8 airlines flying from Ottawa to Dublin

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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 11 September 2025.