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Flights to Ottawa

€215 Cheap flights to Ottawa

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Ottawa departing on 18/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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.
WestJet Logo
10:40 - 17:35
DUB
-
YOW
11h 55m
1 stop
WestJet Logo
06:55 - 09:20
YOW
-
DUB
21h 25m
1 stop
€471WestJet
Mon, 22 Jun - Wed, 8 Jul
Multiple Airlines Logo
10:40 - 19:49
DUB
-
YOW
14h 09m
1 stop
Multiple Airlines Logo
06:55 - 09:20
YOW
-
DUB
21h 25m
1 stop
€485Multiple Airlines
Mon, 22 Jun - Wed, 8 Jul
Multiple Airlines Logo
10:40 - 17:35
DUB
-
YOW
11h 55m
1 stop
Multiple Airlines Logo
18:25 - 20:55
YOW
-
DUB
21h 30m
2 stops
€503Multiple Airlines
Mon, 22 Jun - Wed, 8 Jul
Multiple Airlines Logo
10:40 - 17:35
DUB
-
YOW
11h 55m
1 stop
Multiple Airlines Logo
18:25 - 09:00
YOW
-
DUB
33h 35m
2 stops
€507Multiple Airlines
Fri, 31 Jul - Fri, 7 Aug
Multiple Airlines Logo
09:40 - 07:50
DUB
-
YOW
27h 10m
1 stop
Multiple Airlines Logo
18:25 - 23:55
YOW
-
DUB
24h 30m
2 stops
€518Multiple Airlines
Thu, 25 Jun - Wed, 8 Jul
Air Transat Logo
13:15 - 20:05
DUB
-
YOW
11h 50m
1 stop
Air Transat Logo
07:00 - 11:30
YOW
-
DUB
23h 30m
1 stop
€533Air Transat
Sat, 27 Jun - Fri, 10 Jul
Air Transat Logo
13:15 - 20:05
DUB
-
YOW
11h 50m
1 stop
Air Transat Logo
07:00 - 11:30
YOW
-
DUB
23h 30m
1 stop
€545Air Transat
Fri, 26 Jun - Thu, 9 Jul
Air Canada Logo
11:25 - 18:40
ORK
-
YOW
36h 15m
2 stops
Air Canada Logo
09:05 - 10:45
YOW
-
ORK
20h 40m
2 stops
€800Air Canada
Wed, 23 Sep - Sun, 27 Sep
KLM Logo
15:10 - 15:00
ORK
-
YOW
28h 50m
1 stop
KLM Logo
17:25 - 14:40
YOW
-
ORK
16h 15m
1 stop
€810KLM
Sun, 5 Jul - Sun, 12 Jul
KLM Logo
15:25 - 15:00
ORK
-
YOW
28h 35m
1 stop
KLM Logo
17:10 - 14:40
YOW
-
ORK
16h 30m
1 stop
€986KLM
Thu, 23 Jul - Thu, 30 Jul

momondo Fare Finder

 
Locate flights to Ottawa that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 12 June 2026.
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
Fastest return journey

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Mon 22/6

10:40-17:35

1 stop11h 55m

Ottawa

Wed 8/7

06:55-09:20

1 stop21h 25m

€471

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Mon 22/6

10:40-19:49

1 stop14h 09m

Ottawa

Wed 8/7

06:55-09:20

1 stop21h 25m

€485

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Mon 22/6

10:40-17:35

1 stop11h 55m

Ottawa

Wed 8/7

18:25-20:55

2 stops21h 30m

€503

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 31/7

10:40-17:35

1 stop11h 55m

Ottawa

Fri 7/8

18:25-09:00

2 stops33h 35m

€507

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Thu 25/6

09:40-07:50

1 stop27h 10m

Ottawa

Wed 8/7

18:25-23:55

2 stops24h 30m

€518

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sat 27/6

13:15-20:05

1 stop11h 50m

Ottawa

Fri 10/7

07:00-11:30

1 stop23h 30m

€533

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 26/6

13:15-20:05

1 stop11h 50m

Ottawa

Thu 9/7

07:00-11:30

1 stop23h 30m

€545

CorkOttawa

ORK - YOW

ORKYOW

Cork

Wed 23/9

11:25-18:40

2 stops36h 15m

Ottawa

Sun 27/9

09:05-10:45

2 stops20h 40m

€800

CorkOttawa

ORK - YOW

ORKYOW

Cork

Sun 5/7

15:10-15:00

1 stop28h 50m

Ottawa

Sun 12/7

17:25-14:40

1 stop16h 15m

€810

CorkOttawa

ORK - YOW

ORKYOW

Cork

Thu 23/7

15:25-15:00

1 stop28h 35m

Ottawa

Thu 30/7

17:10-14:40

1 stop16h 30m

€986

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 February. 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 February, then book flights to Ottawa from Ireland during May instead. Flights to Ottawa in May, while not as cheap as those in February, still average around €503.

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 DUBLINFebruary19% cheaperFlying from Dublin to Ottawa costs on average just €496 in February
MOST EXPENSIVE MONTH TO FLY TO OTTAWA FROM DUBLINJuly18% more expensiveIt costs about €727 for flights to Ottawa from Dublin in July
MOST POPULAR MONTH TO FLY TO OTTAWA FROM DUBLINDecember780% 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

€215

Best Round-Trip Price

€471

Fastest flight time

19h 20m

Popular in

July
The best one-way flight price to Ottawa from Ireland in the last 5 days is €215 (Dublin to Ottawa).
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The best round-trip flight price to Ottawa from Ireland in the last 5 days is €471 (Dublin to Ottawa).
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The fastest flight to Ottawa from Ireland takes 19h 20m (Dublin to Ottawa).
Search Deals
July has the highest demand for flights to Ottawa, with a 10% 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 €280. 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 June 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

Popular Flights to Ottawa

Popular routes according to searches in the past day on momondo
Dublin to Ottawa Flightsfrom €598
Cork to Ottawa Flightsfrom €924