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Flights to Ottawa

€390 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
05:10 - 14:12DUB  Dublin-YOW Ottawa
14h 02m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
05:10 - 07:10YOW  Ottawa-DUB Dublin
21h 00m1 stop Toronto Pearson Intl
€654Multiple Airlines
Thu, 5 Nov - Wed, 18 Nov
Multiple Airlines Logo
05:10 - 14:12DUB  Dublin-YOW Ottawa
14h 02m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
05:10 - 07:10YOW  Ottawa-DUB Dublin
21h 00m1 stop Toronto Pearson Intl
€655Multiple Airlines
Thu, 5 Nov - Wed, 18 Nov
Multiple Airlines Logo
11:45 - 23:55DUB  Dublin-YOW Ottawa
17h 10m2 stops Frankfurt am Main Toronto Pearson Intl
Multiple Airlines Logo
10:05 - 07:10YOW  Ottawa-DUB Dublin
16h 05m1 stop Toronto Pearson Intl
€658Multiple Airlines
Wed, 18 Nov - Wed, 25 Nov
Air Canada Logo
09:00 - 18:45DUB  Dublin-YOW Ottawa
14h 45m1 stop Toronto Pearson Intl
Air Canada Logo
14:00 - 07:10YOW  Ottawa-DUB Dublin
12h 10m1 stop Toronto Pearson Intl
€669Air Canada
Thu, 5 Nov - Wed, 18 Nov
Multiple Airlines Logo
05:10 - 14:07DUB  Dublin-YOW Ottawa
13h 57m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
08:50 - 07:10YOW  Ottawa-DUB Dublin
17h 20m2 stops Halifax Intl Toronto Pearson Intl
€669Multiple Airlines
Wed, 18 Nov - Wed, 25 Nov
Air Canada Logo
09:00 - 21:50DUB  Dublin-YOW Ottawa
17h 50m1 stop Toronto Pearson Intl
Air Canada Logo
06:50 - 07:10YOW  Ottawa-DUB Dublin
19h 20m1 stop Toronto Pearson Intl
€672Air Canada
Thu, 5 Nov - Wed, 18 Nov
Air Canada Logo
08:00 - 21:50DUB  Dublin-YOW Ottawa
17h 50m1 stop Toronto Pearson Intl
Air Canada Logo
14:00 - 07:10YOW  Ottawa-DUB Dublin
12h 10m1 stop Toronto Pearson Intl
€672Air Canada
Thu, 29 Oct - Wed, 11 Nov
Lufthansa Logo
05:10 - 14:07DUB  Dublin-YOW Ottawa
13h 57m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
Lufthansa Logo
14:00 - 11:00YOW  Ottawa-DUB Dublin
16h 00m2 stops Toronto Pearson Intl Frankfurt am Main
€675Lufthansa
Tue, 17 Nov - Tue, 24 Nov
Air Canada Logo
09:00 - 08:38DUB  Dublin-YOW Ottawa
28h 38m2 stops Toronto Pearson Intl Halifax Intl
Air Canada Logo
08:50 - 07:10YOW  Ottawa-DUB Dublin
17h 20m2 stops Halifax Intl Toronto Pearson Intl
€680Air Canada
Thu, 5 Nov - Wed, 18 Nov
Air Canada Logo
09:00 - 08:38DUB  Dublin-YOW Ottawa
28h 38m2 stops Toronto Pearson Intl Halifax Intl
Air Canada Logo
08:50 - 07:10YOW  Ottawa-DUB Dublin
17h 20m2 stops Halifax Intl Toronto Pearson Intl
€681Air Canada
Thu, 5 Nov - Wed, 18 Nov

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

Thu 5/11

05:10-14:12

2 stops14h 02m

Ottawa

Wed 18/11

05:10-07:10

1 stop21h 00m

€654

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Thu 5/11

05:10-14:12

2 stops14h 02m

Ottawa

Wed 18/11

05:10-07:10

1 stop21h 00m

€655

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Wed 18/11

11:45-23:55

2 stops17h 10m

Ottawa

Wed 25/11

10:05-07:10

1 stop16h 05m

€658
Fastest return journey

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Thu 5/11

09:00-18:45

1 stop14h 45m

Ottawa

Wed 18/11

14:00-07:10

1 stop12h 10m

€669

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Wed 18/11

05:10-14:07

2 stops13h 57m

Ottawa

Wed 25/11

08:50-07:10

2 stops17h 20m

€669

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Thu 5/11

09:00-21:50

1 stop17h 50m

Ottawa

Wed 18/11

06:50-07:10

1 stop19h 20m

€672

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Thu 29/10

08:00-21:50

1 stop17h 50m

Ottawa

Wed 11/11

14:00-07:10

1 stop12h 10m

€672

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Tue 17/11

05:10-14:07

2 stops13h 57m

Ottawa

Tue 24/11

14:00-11:00

2 stops16h 00m

€675

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Thu 5/11

09:00-08:38

2 stops28h 38m

Ottawa

Wed 18/11

08:50-07:10

2 stops17h 20m

€680

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Thu 5/11

09:00-08:38

2 stops28h 38m

Ottawa

Wed 18/11

08:50-07:10

2 stops17h 20m

€681

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 €496, 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 €573.

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 DUBLINMarch24% cheaperFlying from Dublin to Ottawa costs on average just €496 in March
MOST EXPENSIVE MONTH TO FLY TO OTTAWA FROM DUBLINJune20% more expensiveIt costs about €780 for flights to Ottawa from Dublin in June
MOST POPULAR MONTH TO FLY TO OTTAWA FROM DUBLINDecember600% 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

€390

Best Round-Trip Price

€654

Fastest flight time

47h 44m

Popular in

June
The best one-way flight price to Ottawa from Ireland in the last 5 days is €390 (Dublin to Ottawa).
Search Deals
The best return flight price to Ottawa from Ireland in the last 5 days is €654 (Dublin to Ottawa).
Search Deals
The fastest flight to Ottawa from Ireland takes 47h 44m (Dublin to Ottawa).
Search Deals
June has the highest demand for flights to Ottawa, with a 0% 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 €288. 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 October 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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