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Flights to Ottawa

€176 Cheap flights to Ottawa

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ireland to Ottawa

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
13:20 - 00:20DUB  Dublin-YOW Ottawa
16h 00m1 stop Toronto Pearson Intl
Multiple Airlines Logo
06:55 - 05:10YOW  Ottawa-DUB Dublin
17h 15m1 stop Toronto Pearson Intl
€255Multiple Airlines
Sat, 19 Sep - Sat, 3 Oct
Multiple Airlines Logo
13:20 - 11:35DUB  Dublin-YOW Ottawa
27h 15m2 stops Toronto Pearson Intl Winnipeg
Multiple Airlines Logo
06:55 - 05:10YOW  Ottawa-DUB Dublin
17h 15m1 stop Toronto Pearson Intl
€309Multiple Airlines
Sat, 19 Sep - Sat, 3 Oct
Multiple Airlines Logo
10:40 - 00:20DUB  Dublin-YOW Ottawa
18h 40m1 stop Toronto Pearson Intl
Multiple Airlines Logo
16:00 - 16:20YOW  Ottawa-DUB Dublin
19h 20m2 stops Toronto Pearson Intl London Gatwick
€433Multiple Airlines
Thu, 17 Sep - Thu, 1 Oct
WestJet Logo
11:20 - 00:20DUB  Dublin-YOW Ottawa
18h 00m1 stop Toronto Pearson Intl
WestJet Logo
06:55 - 09:20YOW  Ottawa-DUB Dublin
21h 25m1 stop Toronto Pearson Intl
€460WestJet
Sat, 19 Sep - Sat, 26 Sep
Multiple Airlines Logo
06:45 - 17:35DUB  Dublin-YOW Ottawa
15h 50m2 stops London Gatwick Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
07:00 - 23:25YOW  Ottawa-DUB Dublin
35h 25m2 stops Toronto Pearson Intl London Gatwick
€467Multiple Airlines
Sun, 6 Sep - Thu, 10 Sep
Multiple Airlines Logo
12:45 - 05:35DUB  Dublin-YOW Ottawa
21h 50m2 stops Boston Logan Intl Calgary
Multiple Airlines Logo
06:55 - 09:20YOW  Ottawa-DUB Dublin
21h 25m1 stop Toronto Pearson Intl
€473Multiple Airlines
Fri, 11 Sep - Thu, 24 Sep
Multiple Airlines Logo
19:45 - 16:15DUB  Dublin-YOW Ottawa
25h 30m1 stop New York John F Kennedy Intl
Multiple Airlines Logo
06:55 - 09:20YOW  Ottawa-DUB Dublin
21h 25m1 stop Toronto Pearson Intl
€474Multiple Airlines
Fri, 11 Sep - Thu, 24 Sep
Multiple Airlines Logo
07:50 - 20:00DUB  Dublin-YOW Ottawa
17h 10m2 stops London Gatwick Toronto Pearson Intl
Multiple Airlines Logo
07:00 - 11:15YOW  Ottawa-DUB Dublin
23h 15m2 stops Toronto Pearson Intl London Gatwick
€491Multiple Airlines
Sat, 3 Oct - Sat, 10 Oct
Air Canada Logo
09:50 - 19:52DUB  Dublin-YOW Ottawa
15h 02m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Island
Air Canada Logo
14:35 - 07:45YOW  Ottawa-DUB Dublin
12h 10m1 stop Montreal Pierre Elliott Trudeau Intl
€633Air Canada
Sat, 5 Sep - Wed, 9 Sep
Air Canada Logo
09:00 - 15:48DUB  Dublin-YOW Ottawa
11h 48m1 stop Toronto Pearson Intl
Air Canada Logo
10:05 - 07:10YOW  Ottawa-DUB Dublin
16h 05m1 stop Toronto Pearson Intl
€634Air Canada
Sat, 6 Feb - Sat, 13 Feb

momondo Fare Finder

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

Fly from

Route

Depart

Return

Price

Cheapest return flight

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sat 19/9

13:20-00:20

1 stop16h 00m

Ottawa

Sat 3/10

06:55-05:10

1 stop17h 15m

€255

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sat 19/9

13:20-11:35

2 stops27h 15m

Ottawa

Sat 3/10

06:55-05:10

1 stop17h 15m

€309

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Thu 17/9

10:40-00:20

1 stop18h 40m

Ottawa

Thu 1/10

16:00-16:20

2 stops19h 20m

€433

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sat 19/9

11:20-00:20

1 stop18h 00m

Ottawa

Sat 26/9

06:55-09:20

1 stop21h 25m

€460

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sun 6/9

06:45-17:35

2 stops15h 50m

Ottawa

Thu 10/9

07:00-23:25

2 stops35h 25m

€467

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Fri 11/9

12:45-05:35

2 stops21h 50m

Ottawa

Thu 24/9

06:55-09:20

1 stop21h 25m

€473

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Fri 11/9

19:45-16:15

1 stop25h 30m

Ottawa

Thu 24/9

06:55-09:20

1 stop21h 25m

€474

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sat 3/10

07:50-20:00

2 stops17h 10m

Ottawa

Sat 10/10

07:00-11:15

2 stops23h 15m

€491
Fastest return journey

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sat 5/9

09:50-19:52

2 stops15h 02m

Ottawa

Wed 9/9

14:35-07:45

1 stop12h 10m

€633

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sat 6/2

09:00-15:48

1 stop11h 48m

Ottawa

Sat 13/2

10:05-07:10

1 stop16h 05m

€634

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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Ottawa flights insights and trends

Explore insights for your Ottawa flight to craft the best travel plan

What is the cheapest month to fly to Ottawa?

The cheapest month to fly to Ottawa from Ireland is in March. Flight prices, which tend to average around €478, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Ottawa from Ireland during February instead. Flights to Ottawa in February, while not as cheap as those in March, still average around €552.

Cheapest flights to Ottawa

Find the cheapest flights to Ottawa from your nearest city or airport
Find flights from Dublin to Ottawa
CHEAPEST MONTH TO FLY TO OTTAWA FROM DUBLINMarch25% cheaperFlying from Dublin to Ottawa costs on average just €478 in March
MOST EXPENSIVE MONTH TO FLY TO OTTAWA FROM DUBLINJune18% more expensiveIt costs about €752 for flights to Ottawa from Dublin in June
MOST POPULAR MONTH TO FLY TO OTTAWA FROM DUBLINDecember525% more users visitedMore momondo users searched in flights to Ottawa from Dublin in December than any other month

Cheap Ottawa flight deals and tips

Summary info about Ottawa flight prices, duration and airlines

Best One-Way Price

€176

Best Round-Trip Price

€255

Fastest flight time

16h 00m

Popular in

June
The best one-way flight price to Ottawa from Ireland in the last 5 days is €176 (Dublin to Ottawa).
Search Deals
The best return flight price to Ottawa from Ireland in the last 5 days is €255 (Dublin to Ottawa).
Search Deals
The fastest flight to Ottawa from Ireland takes 16h 00m (Dublin to Ottawa).
Search Deals
June has the highest demand for flights to Ottawa, with a 4% price increase on average.
Search Deals

Frequently asked questions about flying to Ottawa

Is there an alternative airport near Ottawa?

Finding an alternative and possibly cheaper destination airport near Ottawa is possible. If you are planning a flight to Ottawa, consider booking flights to Ottawa Airport (11 km from Ottawa city centre), Mont Tremblant Intl Airport (131 km from Ottawa city centre) or Kingston Airport (150 km from Ottawa city centre).

Is there a cheaper alternative to flying into Ottawa?

Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in Ottawa is Ottawa Airport where the average price is €277. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Ottawa Airport?

Prices for flights to Ottawa Airport were last updated today.

How many operators does momondo search for flights to Ottawa Airport?

There is 1 operator available for flights to Ottawa Airport as of August 2026.

How old do you have to be to fly to Ottawa Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Ottawa Airport.

What documentation or ID do you need to fly to Ottawa Airport?

The travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Ottawa?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Ottawa. momondo saves you time and could save you money on your trip.

Can I find flights to Ottawa with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ottawa with this policy.

How can momondo help me find flights to Ottawa?

Once you have performed a search for flights to Ottawa, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight to Ottawa right now. Can momondo alert me if prices change?

If you are not ready to book a flight to Ottawa now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Ottawa and let you know when they change.

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Find better results for your trip to Ottawa

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