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Cheap flights from Ottawa to Dublin from C$ 546

YOW — DUB
24 Nov — 1 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Dublin

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Dublin

Fri 13/115:10 p.m. -
1 stop16h 00m
Sun 22/116:00 a.m. -
1 stop14h 00m
Deal found 20/10C$ 910
Tue 3/115:10 p.m. -
1 stop10h 50m
Fri 20/116:00 a.m. -
1 stop14h 00m
Deal found 21/10C$ 913
Thu 5/115:10 p.m. -
1 stop10h 50m
Fri 13/116:00 a.m. -
1 stop14h 00m
Deal found 23/10C$ 914
Fri 13/115:10 p.m. -
1 stop11h 15m
Thu 19/117:25 p.m. -
1 stop24h 35m
Deal found 20/10C$ 928
Tue 3/115:10 p.m. -
1 stop10h 50m
Thu 19/117:25 p.m. -
1 stop24h 35m
Deal found 21/10C$ 930
Sun 29/115:10 p.m. -
1 stop10h 50m
Thu 3/127:25 p.m. -
1 stop24h 40m
Deal found 23/10C$ 931
Thu 5/115:10 p.m. -
1 stop16h 20m
Thu 12/117:25 p.m. -
1 stop24h 35m
Deal found 23/10C$ 933
Sun 15/115:10 p.m. -
1 stop10h 50m
Sun 22/116:00 a.m. -
1 stop14h 00m
Deal found 22/10C$ 949
Thu 5/115:10 p.m. -
1 stop10h 50m
Tue 10/118:50 a.m. -
2 stops19h 50m
Deal found 20/10C$ 951
Fri 13/115:10 p.m. -
1 stop11h 15m
Sat 21/115:15 p.m. -
2 stops26h 45m
Deal found 20/10C$ 952
Thu 5/115:10 p.m. -
2 stops18h 10m
Wed 18/116:00 a.m. -
1 stop14h 00m
Deal found 21/10C$ 954

Find flight deals from Ottawa to Dublin

Round-trip from

C$ 751

One-way from

C$ 546

Popular in

February

Cheapest in

August

Average price

C$ 916
WestJet
  • WestJet
  • 7/4-13/4
  • 2 total stops
  • 40h 45m total
  • Ottawa to Dublin
Search Deals
7/1-31/12
  • 7/1-31/12
  • 2 total stops
  • 42h 05m total
  • Ottawa to Dublin
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 247 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Thu 7/1

6:55 p.m.-6:00 p.m.

2 stops42h 05m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 546

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Mon 7/12

6:55 p.m.-6:20 p.m.

3 stops42h 25m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 573

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Sun 6/12

6:55 p.m.-8:50 p.m.

3 stops44h 55m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 580
Quickest round-trip

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Sat 28/11

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

1 stop14h 00m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 585

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Fri 11/12

5:40 p.m.-12:55 a.m.

2 stops50h 15m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 588

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Fri 20/11

12:10 p.m.-8:10 a.m.

2 stops39h 00m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 627

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Mon 18/1

5:10 p.m.-2:30 p.m.

1 stop16h 20m

Dublin

Sun 31/1

6:00 a.m.-3:00 p.m.

1 stop14h 00m

C$ 917

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Tue 5/1

4:36 p.m.-7:30 a.m.

2 stops33h 54m

Dublin

Mon 11/1

9:30 a.m.-2:09 p.m.

2 stops33h 39m

C$ 930

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Sat 23/1

5:30 a.m.-4:20 p.m.

2 stops29h 50m

Dublin

Fri 29/1

6:00 a.m.-3:05 p.m.

1 stop14h 05m

C$ 975

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Tue 16/3

5:30 a.m.-12:40 p.m.

2 stops27h 10m

Dublin

Tue 30/3

5:55 a.m.-3:00 p.m.

1 stop14h 05m

C$ 983

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/10

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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

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?

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 58 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, August is the cheapest month in which you can book a flight from Ottawa to Dublin (average of C$ 797). Flying from Ottawa to Dublin in February is currently the most expensive (average of C$ 1,309). 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.

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$ 956 and C$ 1,176 in April.
The cheapest round-trip price found within the last 5 days was C$ 751 on WestJet (7 Apr-13 Apr).

Reviews of airlines servicing Dublin

Read through reviews of airlines operating flights from Ottawa to Dublin, such as Porter Airlines,Air Transat, andAer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
467 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.6

Entertainment

6.9

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Porter Airlines
8.0
Very good
467 reviews
Porter Airlines
8.0
Very good
467 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.6

Entertainment

6.9

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Air Transat
7.7
Good
584 reviews
Porter Airlines
8.0
Very good
467 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.6

Entertainment

6.9

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Aer Lingus
7.3
Good
1,855 reviews
Porter Airlines
8.0
Very good
467 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.6

Entertainment

6.9

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
WestJet
7.2
Good
3,445 reviews
Porter Airlines
8.0
Very good
467 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.6

Entertainment

6.9

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Air Canada
7.1
Good
11,807 reviews
Porter Airlines
8.0
Very good
467 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.6

Entertainment

6.9

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Related info for your journey

  • How long is the flight from Ottawa to Dublin?

    Airlines like Air France, United Airlines, and KLM fly from Ottawa to Dublin in about 16h 20m. The time it takes to get you to your destination can typically vary by up to 17h 34m. The distance between Ottawa and Dublin is about 4899 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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$ 622 on this airline. Additional options worth looking into are Porter Airlines and Air Transat, starting at C$ 639 and C$ 651 round-trip. WestJet is priced at 39% lower than the current average price of a flight leaving 3 months from now.

  • 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, August is the cheapest month in which you can book a flight from Ottawa to Dublin (average of C$ 797). Flying from Ottawa to Dublin in February is currently the most expensive (average of C$ 1,309). 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

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Swords
Athlone

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

Top 6 airlines flying from Ottawa to Dublin

AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 622AverageC$ 781FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 639AverageC$ 861FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 651AverageC$ 852FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Aer LingusCheapestC$ 782AverageC$ 1,177FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapestC$ 903AverageC$ 1,202FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 905AverageC$ 1,128FlexibilityNo cancel feeOn-time67%
Search Air Canada 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.

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