In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 inches per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Ottawa, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

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

Flights from Ireland to Ottawa lean towards being more expensive in August. Prices are generally better when you fly from Ireland to Ottawa in February, with the cheapest ticket starting at £415.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to Ottawa as you normally would.

What airport do you fly into for flights to Ottawa from Ireland?

Located just 6.6 mi from the city center, Ottawa (YOW) is the airport most travelers will use when flying to Ottawa from Ireland.

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

Yes. In addition to deals on Ireland to Ottawa flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Ireland to Ottawa?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Ottawa.

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

Yes. Cheapflights offers flight deals from Ireland to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£713+ Flights from Ireland to Ottawa

Cheap flight deals from Ireland to Ottawa

Round-trip from	£443
Popular in	August
Cheapest in	February
Average price	£520

Lufthansa
7/12-8/1
2 total stops
26h 43m total
Ireland to Ottawa

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£13 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Ireland to Ottawa

Cheapest flights from Ireland to Ottawa
Explore the most affordable flight options available from Ireland to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Sun 7/1209:00DUB - YOW

1 stop14h 38mLufthansa

Thu 8/114:05YOW - DUB

1 stop12h 05mLufthansa

Deal found 3/7£443

Tue 26/808:50DUB - YOW

2 stops18h 15mUnited Airlines

Sun 31/814:48YOW - DUB

2 stops14h 32mUnited Airlines

Deal found 2/7£496

Mon 18/809:20DUB - YOW

2 stops20h 02mMultiple Airlines

Mon 25/805:55YOW - DUB

1 stop21h 20mMultiple Airlines

Deal found 3/7£517

Mon 18/809:20DUB - YOW

1 stop9h 24mAir Canada

Mon 25/808:00YOW - DUB

1 stop18h 45mAir Canada

Deal found 3/7£539

Mon 25/816:55DUB - YOW

2 stops36h 25mTurkish Airlines

Sun 7/917:55YOW - DUB

2 stops34h 40mTurkish Airlines

Deal found 3/7£1,667

Best flights from Ireland to Ottawa
Discover carefully curated flight deals from Ireland to Ottawa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 July 2025.

Sun 7/1209:00DUB - YOW

1 stop14h 38mLufthansa

Thu 8/114:05YOW - DUB

1 stop12h 05mLufthansa

Deal found 3/7£443

Tue 26/808:50DUB - YOW

2 stops18h 15mUnited Airlines

Sun 31/814:48YOW - DUB

2 stops14h 32mUnited Airlines

Deal found 2/7£496

Mon 18/809:20DUB - YOW

2 stops20h 02mMultiple Airlines

Mon 25/805:55YOW - DUB

1 stop21h 20mMultiple Airlines

Deal found 3/7£517

Mon 18/809:20DUB - YOW

1 stop9h 24mAir Canada

Mon 25/808:00YOW - DUB

1 stop18h 45mAir Canada

Deal found 3/7£539

Mon 25/816:55DUB - YOW

2 stops36h 25mTurkish Airlines

Sun 7/917:55YOW - DUB

2 stops34h 40mTurkish Airlines

Deal found 3/7£1,667

Last-minute flights from Ireland to Ottawa
Discover last-minute flight deals from Ireland to Ottawa. Data last updated 4 July 2025 and is based on user searches.

Thu 10/709:20DUB - YOW

1 stop14h 45mLufthansa

Wed 23/716:05YOW - DUB

1 stop10h 40mLufthansa

Deal found 2/7£640

Mon 18/809:20DUB - YOW

2 stops20h 02mMultiple Airlines

Mon 25/805:55YOW - DUB

1 stop21h 20mMultiple Airlines

Deal found 3/7£517

Mon 18/809:20DUB - YOW

1 stop9h 24mAir Canada

Mon 25/808:00YOW - DUB

1 stop18h 45mAir Canada

Deal found 3/7£539

Mon 25/816:55DUB - YOW

2 stops36h 25mTurkish Airlines

Sun 7/917:55YOW - DUB

2 stops34h 40mTurkish Airlines

Deal found 3/7£1,667

Tue 26/808:50DUB - YOW

2 stops18h 15mUnited Airlines

Sun 31/814:48YOW - DUB

2 stops14h 32mUnited Airlines

Deal found 2/7£496

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sun 7/12

09:00-18:38

1 stop14h 38m

Ottawa

Thu 8/1

14:05-07:10

1 stop12h 05m

£443

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Tue 26/8

08:50-22:05

2 stops18h 15m

Ottawa

Sun 31/8

14:48-10:20

2 stops14h 32m

£496

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Mon 18/8

09:20-00:22

2 stops20h 02m

Ottawa

Mon 25/8

05:55-08:15

1 stop21h 20m

£517

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Mon 18/8

09:20-13:44

1 stop9h 24m

Ottawa

Mon 25/8

08:00-07:45

1 stop18h 45m

£539

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Mon 25/8

16:55-00:20

2 stops36h 25m

Ottawa

Sun 7/9

17:55-09:35

2 stops34h 40m

£1,667

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sun 13/7

13:15-08:05

1 stop23h 50m

£459

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Best time to book a flight from Ireland to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Ireland with our price prediction graph.

Estimated return 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 Ireland to Ottawa

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

Currently, January is the cheapest month in which you can book a flight from Ireland to Ottawa (average of £588). Flying from Ireland to Ottawa in December is currently the most expensive (average of £875). 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.

Reviews of airlines servicing Ottawa

Read reviews from past customers who have flown with Air Transat, United Airlines, andTurkish Airlines from Ireland to Ottawa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air Transat

7.8

Good

407 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

7.8

Good

407 reviews

Air Transat

7.8

Good

407 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.

United Airlines

7.4

Good

8,845 reviews

Air Transat

7.8

Good

407 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.

Turkish Airlines

7.3

Good

3,895 reviews

Air Transat

7.8

Good

407 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

9,659 reviews

Air Transat

7.8

Good

407 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

7,207 reviews

Air Transat

7.8

Good

407 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

What airport do you fly into for flights to Ottawa from Ireland?
Located just 6.6 mi from the city center, Ottawa (YOW) is the airport most travelers will use when flying to Ottawa from Ireland.
Can I find deals for flights from Ireland to Ottawa that include hotel bookings?
Yes. In addition to deals on Ireland to Ottawa flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ireland to Ottawa?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Ottawa.
Can I find deals for business class flights from Ireland to Ottawa?
Yes. Cheapflights offers flight deals from Ireland to Ottawa 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 Ireland to Ottawa?
Currently, January is the cheapest month in which you can book a flight from Ireland to Ottawa (average of £588). Flying from Ireland to Ottawa in December is currently the most expensive (average of £875). 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

Gatineau

Smiths Falls

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ireland to Ottawa

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Manchester to Ottawa flights

Top airline flying from Ireland to Ottawa

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest£434	Average£499	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ireland to Ottawa?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ottawa from Ireland today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ireland to Ottawa?

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 Ireland to Ottawa.

Can Cheapflights find flights from Ireland to Ottawa with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ireland to Ottawa flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ireland to Ottawa become cheaper?

Of course! You can now track prices for flights from Ireland to Ottawa and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Our users can plan ahead with confidence and find flights with no change fees

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ireland to Ottawa from £443

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to Ottawa

Keep the following information in mind while searching for Ireland to Ottawa flight deals. Data was last updated 4 July 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to Ottawa

Cheapest flights from Ireland to OttawaExplore the most affordable flight options available from Ireland to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Explore the most affordable flight options available from Ireland to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Ireland to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Ireland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Ottawa

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

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated 4 July 2025.

Read reviews from past customers who have flown with Air Transat, United Airlines, andTurkish Airlines from Ireland to Ottawa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Ottawa from Ireland?

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

How can I find direct flights from Ireland to Ottawa?

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

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

Travelling to a place near Ireland?

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.

Alternative routes for Ireland to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Ireland to Ottawa

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Ottawa?

Why should you use Cheapflights to find cheap flight tickets from Ireland to Ottawa?

Can Cheapflights find flights from Ireland to Ottawa with no change fees?

Can Cheapflights notify me if prices for flights from Ireland to Ottawa become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Ireland to Ottawa
Explore the most affordable flight options available from Ireland to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.