How long is the flight from Ireland to Ottawa?

Airlines like United Airlines fly from Ireland to Ottawa in about 17h 26m. The time it takes to get you to your destination can typically vary by up to . Ireland and Ottawa are separated by a distance of 3044 mi.

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 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.

£516+ Cheap Flights from Ireland to Ottawa

Cheap flight deals from Ireland to Ottawa

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

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 2 October 2026.

Fri 9/1013:15 -

1 stop16h 10m

Tue 13/1016:00 -

1 stop14h 30m

Deal found 28/9£516

Tue 27/1009:10 -

2 stops19h 34m

Tue 3/1105:30 -

2 stops24h 30m

Deal found 29/9£560

Tue 27/1009:30 -

1 stop16h 26m

Tue 3/1120:30 -

1 stop29h 40m

Deal found 29/9£590

Fri 9/1012:30 -

1 stop16h 24m

Tue 13/1014:00 -

2 stops17h 10m

Deal found 28/9£594

Thu 12/1113:35 -

1 stop13h 21m

Thu 19/1115:10 -

1 stop11h 20m

Deal found 28/9£605

Tue 6/1012:30 -

1 stop11h 25m

Sun 11/1014:52 -

1 stop11h 28m

Deal found 28/9£608

Sat 19/1213:35 -

2 stops28h 35m

Fri 1/106:00 -

1 stop20h 30m

Deal found 28/9£609

Thu 29/1009:30 -

2 stops15h 46m

Wed 11/1115:10 -

2 stops14h 10m

Deal found 2/10£616

Find flight deals from Ireland to Ottawa

Round-trip from	£560
Popular in	June
Cheapest in	March
Average price	£565

27/10-3/11
4 total stops
44h 04m total
Ireland to Ottawa

Search Deals

Highest demand for flights based on searches. 0% potential increase in price (£3 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Thu 12/11

09:30-21:16

2 stops16h 46m

Ottawa

Thu 19/11

15:10-07:30

1 stop11h 20m

£605

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sat 19/12

13:35-13:10

2 stops28h 35m

Ottawa

Fri 1/1

14:00-07:30

2 stops12h 30m

£609

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Fri 30/10

13:35-21:59

1 stop12h 24m

Ottawa

Fri 6/11

10:30-07:30

2 stops16h 00m

£616

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Thu 29/10

09:30-21:56

1 stop16h 26m

Ottawa

Wed 11/11

15:10-09:55

1 stop13h 45m

£616

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Mon 26/10

12:05-15:07

1 stop31h 02m

Ottawa

Sun 1/11

06:00-09:55

1 stop22h 55m

£619

Fastest return journey

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sat 17/10

08:50-16:38

2 stops12h 48m

Ottawa

Wed 21/10

15:10-07:30

1 stop11h 20m

£623

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sun 20/12

05:45-15:00

2 stops14h 15m

Ottawa

Sun 3/1

17:10-09:00

1 stop10h 50m

£647

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sun 20/12

09:30-13:10

2 stops32h 40m

Ottawa

Sat 2/1

14:00-07:30

2 stops36h 30m

£662

Flights are sorted by cheapest return flights first.

Deals found on 28/9

Sorted by cheapest first

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.

DUB-YOW

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

IE0-YOW

DUB-YOW

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

Currently, March is the cheapest month in which you can book a flight from Ireland to Ottawa (average of £422). Flying from Ireland to Ottawa in June is currently the most expensive (average of £664). 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 and Air Canada 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

7.7

Good

583 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

Air Transat

7.7

Good

583 reviews

Air Transat

7.7

Good

583 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

YYZ - YUL

Air Canada

7.1

Good

11,712 reviews

Air Transat

7.7

Good

583 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

YYZ - YUL

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.
How long is the flight from Ireland to Ottawa?
Airlines like United Airlines fly from Ireland to Ottawa in about 17h 26m. The time it takes to get you to your destination can typically vary by up to . Ireland and Ottawa are separated by a distance of 3044 mi.
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, March is the cheapest month in which you can book a flight from Ireland to Ottawa (average of £422). Flying from Ireland to Ottawa in June is currently the most expensive (average of £664). 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

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Top 2 airlines flying from Ireland to Ottawa

Airline	Cheapest	Average	Flexibility	On-time
Air Transat	Cheapest£468	Average£489	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Air Canada	Cheapest£484	Average£538	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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Cheap flights from Ireland to Ottawa from £516

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 2 October 2026.

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 2 October 2026.

Best flights from Ireland to OttawaDiscover 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 2 October 2026.

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 2 October 2026.

Last-minute flights from Ireland to OttawaDiscover last-minute flight deals from Ireland to Ottawa. Data last updated 2 October 2026 and is based on user searches.

Discover last-minute flight deals from Ireland to Ottawa. Data last updated 2 October 2026 and is based on user searches.

Find flight deals from Ireland to Ottawa

Round-trip from

Popular in

Cheapest in

Average price

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

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

Reviews of airlines servicing Ottawa

Read reviews from past customers who have flown with Air Transat and Air Canada 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

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

How long is the flight from Ireland to Ottawa?

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 Ottawa?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ireland to Ottawa

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

Complete your trip

Complete your trip to Ottawa by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Ontario

Book a non-stop flight to one of these other cities located in Ontario.

Search flights from Ireland to Ottawa by cabin class

Find flights from Ireland to Ottawa, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ireland and Ottawa flights

Browse other Ireland and Ottawa flight options. Last updated on 2 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Ireland to Ottawa flights

Consider these flights travelling from Ireland to Ottawa.

Top 2 airlines flying from Ireland to Ottawa

Fly with Cheapflights

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?

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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 2 October 2026.

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 2 October 2026.

Last-minute flights from Ireland to Ottawa
Discover last-minute flight deals from Ireland to Ottawa. Data last updated 2 October 2026 and is based on user searches.