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

Users have found that booking a flight from Ireland to Ottawa at least 61 days early can save you up to 25% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Ireland to Ottawa for as little as £541 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £618 for flights departing within the next 3 days.

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 £438.

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.

£523+ Flights from Ireland to Ottawa

Cheap flight deals from Ireland to Ottawa

Round-trip from	£374
One-way from	£322
Popular in	August
Cheapest in	February
Average price	£522

Air Transat
19/6-30/6
2 total stops
35h 16m total
Ireland to Ottawa

Search Deals

Air Transat
2/5
1 total stop
23h 46m total
Ireland to Ottawa

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£15 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 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 25 April 2025.

Thu 19/613:15DUB - YOW

1 stop16h 06mAir Transat

Mon 30/611:20YOW - DUB

1 stop19h 10mAir Transat

Deal found 23/4£374

Wed 4/609:50DUB - YOW

1 stop12h 14mMultiple Airlines

Wed 11/614:25YOW - DUB

2 stops16h 45mMultiple Airlines

Deal found 24/4£443

Wed 4/609:50DUB - YOW

1 stop10h 14mAir Canada

Wed 11/614:40YOW - DUB

1 stop12h 05mAir Canada

Deal found 24/4£443

Fri 9/509:50DUB - YOW

1 stop19h 29mLufthansa

Sun 25/513:55YOW - DUB

1 stop13h 20mLufthansa

Deal found 24/4£545

Fri 9/513:35DUB - YOW

1 stop13h 30mUnited Airlines

Sun 25/517:50YOW - DUB

1 stop12h 20mUnited Airlines

Deal found 24/4£561

Fri 9/508:45DUB - YOW

2 stops15h 19mSWISS

Sun 25/514:35YOW - DUB

2 stops16h 35mSWISS

Deal found 24/4£797

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 25 April 2025.

Thu 19/613:15DUB - YOW

1 stop16h 06mAir Transat

Mon 30/611:20YOW - DUB

1 stop19h 10mAir Transat

Deal found 23/4£374

Wed 4/609:50DUB - YOW

1 stop12h 14mMultiple Airlines

Wed 11/614:25YOW - DUB

2 stops16h 45mMultiple Airlines

Deal found 24/4£443

Wed 4/609:50DUB - YOW

1 stop10h 14mAir Canada

Wed 11/614:40YOW - DUB

1 stop12h 05mAir Canada

Deal found 24/4£443

Fri 9/509:50DUB - YOW

1 stop19h 29mLufthansa

Sun 25/513:55YOW - DUB

1 stop13h 20mLufthansa

Deal found 24/4£545

Fri 9/513:35DUB - YOW

1 stop13h 30mUnited Airlines

Sun 25/517:50YOW - DUB

1 stop12h 20mUnited Airlines

Deal found 24/4£561

Fri 9/508:45DUB - YOW

2 stops15h 19mSWISS

Sun 25/514:35YOW - DUB

2 stops16h 35mSWISS

Deal found 24/4£797

Last-minute flights from Ireland to Ottawa
Discover last-minute flight deals from Ireland to Ottawa. Data last updated 25 April 2025 and is based on user searches.

Fri 2/511:35DUB - YOW

1 stop15h 00mUnited Airlines

Fri 16/506:33YOW - DUB

2 stops19h 37mUnited Airlines

Deal found 24/4£561

Fri 9/509:50DUB - YOW

1 stop19h 29mLufthansa

Sun 25/513:55YOW - DUB

1 stop13h 20mLufthansa

Deal found 24/4£545

Fri 9/513:35DUB - YOW

1 stop13h 30mUnited Airlines

Sun 25/517:50YOW - DUB

1 stop12h 20mUnited Airlines

Deal found 24/4£561

Fri 9/508:45DUB - YOW

2 stops15h 19mSWISS

Sun 25/514:35YOW - DUB

2 stops16h 35mSWISS

Deal found 24/4£797

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

Thu 19/6

13:15-00:21

1 stop16h 06m

Ottawa

Mon 30/6

11:20-11:30

1 stop19h 10m

£374

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Wed 4/6

09:50-17:04

1 stop12h 14m

Ottawa

Wed 11/6

14:25-12:10

2 stops16h 45m

£443

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Wed 4/6

09:50-15:04

1 stop10h 14m

Ottawa

Wed 11/6

14:40-07:45

1 stop12h 05m

£443

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 9/5

09:50-00:19

1 stop19h 29m

Ottawa

Sun 25/5

13:55-08:15

1 stop13h 20m

£545

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 9/5

09:20-18:52

2 stops14h 32m

Ottawa

Sun 25/5

17:50-11:10

1 stop12h 20m

£561

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 9/5

08:45-19:04

2 stops15h 19m

Ottawa

Sun 25/5

14:35-12:10

2 stops16h 35m

£797

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 2/5

13:15-08:01

1 stop23h 46m

£322

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sat 3/5

09:50-21:09

1 stop16h 19m

£498

Flights are sorted by cheapest return flights first.

Deals found on 24/4

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.

Rainfall in Ottawa by month

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.

Temperature in Ottawa by month

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).

Reviews of airlines servicing Ottawa

Air Transat

7.8

Good

385 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

Air Transat

7.8

Good

385 reviews

Air Transat

7.8

Good

385 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

SWISS

7.5

Good

1,582 reviews

Air Transat

7.8

Good

385 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

United Airlines

7.4

Good

8,685 reviews

Air Transat

7.8

Good

385 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

Air Canada

7.0

Good

9,198 reviews

Air Transat

7.8

Good

385 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

Lufthansa

6.7

Okay

7,030 reviews

Air Transat

7.8

Good

385 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

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

Heathrow to Pearson Intl flights

Gatwick to Pearson Intl flights

Heathrow to Toronto Island flights

London City to Pearson Intl flights

Gatwick to Toronto Island flights

Heathrow to Pierre Elliott Trudeau Intl flights

Stansted to Pearson Intl flights

Luton to Pearson Intl flights

Manchester to Pearson Intl flights

Heathrow to Ottawa flights

Gatwick to Pierre Elliott Trudeau Intl flights

Manchester to Toronto Island flights

London City to Pierre Elliott Trudeau Intl flights

Edinburgh to Pearson Intl flights

Southend to Pearson Intl flights

Luton to Pierre Elliott Trudeau Intl flights

Belfast Intl to Pearson Intl flights

Stansted to Pierre Elliott Trudeau Intl flights

Gatwick to Ottawa flights

London City to Ottawa flights

Edinburgh to Toronto Island flights

Belfast City to Pearson Intl flights

Istanbul to Pearson Intl flights

Glasgow Intl to Pearson Intl flights

Dublin to Pearson Intl flights

Birmingham to Pearson Intl flights

Manchester to Ottawa flights

Bristol to Pearson Intl flights

Manchester to Pierre Elliott Trudeau Intl flights

Leeds to Pearson Intl flights

Gatwick to Region of Waterloo Intl flights

Heathrow to London flights

Birmingham to Toronto Island flights

Newcastle upon Tyne to Pearson Intl flights

Liverpool to Pearson Intl flights

Edinburgh to Pierre Elliott Trudeau Intl flights

Aberdeen to Pearson Intl flights

Heathrow to Windsor flights

Southampton to Pearson Intl flights

Dublin to Toronto Island flights

Birmingham to Pierre Elliott Trudeau Intl flights

Stansted to Ottawa flights

Top 2 airlines flying from Ireland to Ottawa

Airline	Cheapest	Average	Flexibility	On-time
Air Transat	Cheapest£392	Average£478	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Air Canada	Cheapest£445	Average£516	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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

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

Travel Smart

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 £322

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 2/5. 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 25 April 2025.

Round-trip from

One-way 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 25 April 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 25 April 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?

Rainfall in Ottawa by month

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

Temperature in Ottawa by month

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

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 25 April 2025.

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 2 airlines 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 25 April 2025.