Cheap flight tickets from Dublin to Ottawa

Compare Dublin to Ottawa flight deals

Find the cheapest month or even day of the year to fly to Ottawa

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Flight deals from Dublin Airport to Ottawa

Looking for a cheap last-minute deal or the best return flight from Dublin Airport to Ottawa? If you want to travel next month, return fares start from RM2,097. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Dublin to Ottawa

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dublin to Ottawa flights are currently cheapest in April.

Alternative Dublin to Ottawa routes

Looking for the cheapest, fastest or easiest route from Dublin to Ottawa? You could fly into the following airports instead.

Dublin to Ottawa: Flight information

The things to know before you go.
Cheapest flight foundRM938
Cheapest month to flyApril

Finding cheap flights from Dublin to Ottawa: Frequently asked questions

There are 2 airports in Ottawa: Ottawa International and Ottawa Gatineau.
The best price we found for a return flight from Dublin to Ottawa is RM2,097. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Dublin to Ottawa. But we found flights with one or more stops from RM2,097.
As of April 2026, there are no flights flying from Dublin to Ottawa.
The cheapest month to fly from Dublin to Ottawa is usually May.
If you're flying from Dublin Airport, the cheapest airport near Ottawa is Ottawa International – which is 11.2 km away from the centre of Ottawa. We've found flights into this airport from RM2,097.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dublin Airport to Ottawa on Thursday, 7 May 2026.
No airlines currently offer direct flights between Dublin Airport and Ottawa. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Ottawa but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Ottawa is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 6°C. July is typically the warmest month in Ottawa, when it usually averages around 25°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -16°C. The rainiest month is June.
Currently, WestJet offers the cheapest flight tickets to Ottawa.

Travelling from Dublin Airport (DUB) to Ottawa: what you need to know

  • The timezone in Ottawa is UTC-4. The city is four hours behind Dublin, where Dublin Airport is located.

  • For stress-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you plenty of time to catch your DUB to Ottawa flight.

  • During popular months like August, it's wise to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead of an international flight when you fly during high season in general.

  • Consider adding a stopover to potentially find a cheaper plane ticket from DUB to Ottawa. Simply uncheck 'Direct flights only' during your search. Break up your trip (and maybe save some cash) by stopping at one of these airports:

    • Pearson International Airport (YYZ)

    • Montreal-Pierre Elliott Trudeau International Airport (YUL)

    • Halifax Stanfield International Airport (YHZ)

  • DUB is around 8 kilometres from central Dublin. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 30 minutes or so to get there, depending on traffic. If you're taking public transport, expect the trip time to be around 2 hours 10 minutes.

  • Booked an early flight from Dublin Airport to Ottawa? Avoid rushing to the terminal (and sneak in some extra snooze time) by choosing one of these stays close to DUB:

  • When it comes to Dublin Airport's on-time performance, 72.87% of flights arrive within the expected time frame.

How to find the cheapest flights from Dublin Airport (DUB) to Ottawa

  • The best price we've found for a one-way Dublin Airport to Ottawa flight is RM938. The cheapest price for a return flight is RM2,097. Remember fares can change due to availability at the time of booking.

  • To find cheap flights from DUB to Ottawa, book as early as you can. Airlines typically offer the most competitive fares when flights are first released.

  • If you're willing to be flexible with your travel dates, take advantage of the 'Whole month' search tool. It'll find the cheapest price across each month when searching for your Dublin Airport to Ottawa ticket.

  • Locking in a cheap flight from DUB to Ottawa is easy with Price Alerts. All you need to do is create one of these automatic notifications and we'll let you know when a deal gets even better.

  • Snag an affordable flight from Dublin Airport to Ottawa with the help of our filters. Choose your preferred times, airlines and number of stops, then sort the results by 'Cheapest' to see the best deals.

Airports in Ottawa

Ottawa Gatineau Airport (YND)

  • Ottawa Gatineau Airport (YND) to the centre of Ottawa takes around 20 minutes by car. The centre is roughly 24 kilometres away.

  • Travelling on public transport will take you around 1 hour 40 minutes.

  • It's hard to beat the convenience of staying close to the terminal if you've landed on a late flight from Dublin Airport to Ottawa. Meilleure Auberge and Lovely Room 4mins From Gatineau-Ottawa Airport are handy accommodation options near YND.

  • Venture beyond Ottawa and explore places outside the usual tourist stops with your own set of wheels. You can pick up an Ottawa Gatineau Airport rental car from Hertz.

  • Improve your chances of getting a great price by booking early. Reserving your ride from Ottawa Gatineau Airport at least a few weeks before your flight from DUB to Ottawa is a good idea.

Ottawa/Macdonald-Cartier International Airport (YOW)

  • Ottawa/Macdonald-Cartier International Airport (YOW) is around 13 kilometres from central Ottawa. Once you've hopped off your flight from Dublin Airport to Ottawa, it'll take you around 20 minutes to reach the heart of the city in a ride-share or cab.

  • If you're catching public transport, it'll take about 45 minutes.

  • Hang up the 'Do not disturb' sign and rest at a hotel close to YOW. Here are a few options where you can check in after your DUB to Ottawa flight:

  • The quickest way to get to where you're going is with an Ottawa/Macdonald-Cartier International Airport rental car. Pick up a set of wheels from Routes Car Rentals, Alamo or Budget and hit the road in a heartbeat.

  • Snap up the best price by reserving your ride from YOW two weeks ahead of time. You can also expect to have a wider range of vehicles.

  • Ottawa/Macdonald-Cartier International Airport can be found at 50 Airport Road.

Best time to go to Ottawa

  • Travel to Ottawa in high season if you like a bustling atmosphere, but remember that prices are usually higher. Alternatively, book flights from Dublin Airport to Ottawa during the off-season when prices are cheaper and it's not as busy.

  • The warmest month in Ottawa is July, with temperatures ranging between 13ºC (55ºF) and 27ºC (81ºF). Lock in your Dublin Airport to Ottawa plane ticket then if that's your definition of good weather.

  • If you'd rather travel in cooler conditions, search for a cheap ticket from DUB to Ottawa in January when temperatures average between -19ºC (-2ºF) and -2ºC (28ºF).

More about Ottawa

  • Start your Ottawa trip right by choosing the ideal place to stay. After booking your flight from Dublin Airport to Ottawa, explore our selection of hotels including:

  • All great journeys should include a little sightseeing. Rideau Canal, Parliament Hill and National Gallery of Canada are must-visits when exploring Ottawa.

Explore more of Canada

  • You've seen Ottawa, now it's time to discover other corners of Canada. Journey around 354 kilometres south-west to Toronto to tick off its must-visit sights. From CN Tower to Royal Ontario Museum and Go Tours Canada - Distillery District, you'll have a packed itinerary ahead.

  • If you're looking to explore another great destination in Canada, consider Montreal, about 153 kilometres east of Ottawa. Mount Royal Park, Montreal Botanical Garden and Saint Joseph's Oratory of Mount Royal are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.