Cheap Flights from Dublin to Ottawa International

Compare Dublin to Ottawa International flight deals

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

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Flight deals from Dublin to Ottawa International

Looking for a cheap last-minute deal or the best return flight from Dublin Airport to Ottawa International Airport? If you want to travel next month, return fares start from ج.م.‏ 25,290. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Dublin to Ottawa International

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

Dublin to Ottawa International: Alternative routes

Compare routes from Dublin to Ottawa below. You may find an airport to fly into that's cheaper, faster, or easier than Ottawa International.

Dublin to Ottawa: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 11,202
Cheapest month to flyMay

Finding cheap flights from Dublin to Ottawa International: Frequently asked questions

The best price we found for a return flight from Dublin to Ottawa International is ج.م.‏ 25,290. 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 International. But we found flights with one or more stops from ج.م.‏ 25,297.
As of April 2026, there are no flights flying from Dublin to Ottawa International.
The cheapest month to fly from Dublin to Ottawa International is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dublin Airport to Ottawa International Airport on Thursday, 14 May 2026.
No airlines currently offer direct flights between Dublin Airport and Ottawa International Airport. 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 International 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.
Currently, WestJet offers the cheapest flight tickets to Ottawa International.

Flying from Dublin Airport (DUB) to Ottawa/Macdonald-Cartier International Airport (YOW): what you need to know

  • Ottawa is four hours behind Dublin and follows the UTC-4 timezone.

  • Leave enough time to catch your DUB to YOW flight. A good rule of thumb is to arrive two hours before international departures and an hour ahead for domestic flights.

  • You can expect longer lines in popular months such as August. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a good idea.

  • Think about adding a stopover when booking your ticket from Dublin Airport to Ottawa/Macdonald-Cartier International Airport. Just uncheck 'Direct flights only' to break up your journey, or maybe even explore a new city along the way. Here are some options between DUB and YOW:

    • Montreal-Pierre Elliott Trudeau International Airport

    • Halifax Stanfield International Airport

    • Pearson International Airport

How to find the cheapest flights from Dublin Airport (DUB) to Ottawa/Macdonald-Cartier International Airport (YOW)

  • The lowest price we've seen for a one-way Dublin Airport to Ottawa/Macdonald-Cartier International Airport flight is ج.م.‏ 11,205. A round-trip ticket right now is ج.م.‏ 25,290. Depending on the availability when you book, these fares may change.

  • It's a good idea to book in advance if you want to find cheap tickets from DUB to YOW. That's because airlines adjust prices based on demand, which tends to increase closer to departure.

  • If you're flexible with your trip dates, try using the 'Whole month' tool. It'll give you the cheapest price in every month when searching for a flight from Dublin Airport to Ottawa/Macdonald-Cartier International Airport.

  • You don't need to check back in every day to see if fares have dropped when you create a Price Alert. We'll send you an update the moment the price changes on cheap flights from DUB to YOW.

  • Select your ideal departure and arrival times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Dublin Airport to Ottawa/Macdonald-Cartier International Airport.

Handy information about Dublin Airport (DUB)

  • Of the flights that depart from Dublin Airport, 72.87% land on schedule at their destination.

  • To reach Dublin Airport from central Dublin, it takes around 30 minutes if you're planning to drive. This depends on traffic though. It's approximately 21 kilometres from the airport to the city centre.

  • The trip on public transport takes roughly 2 hours 10 minutes.

  • Need a handy hotel near DUB? If you're boarding an early flight from Dublin Airport to Ottawa/Macdonald-Cartier International Airport, these stays will have you sleeping moments from your departure gate:

Arriving at Ottawa/Macdonald-Cartier International Airport (YOW)

Getting from Ottawa/Macdonald-Cartier International Airport (YOW) to central Ottawa

  • You'll find YOW at 50 Airport Road.

  • From Ottawa/Macdonald-Cartier International Airport, Ottawa is approximately 13 kilometres away. It takes around 20 minutes to reach the centre by car.

  • Getting there by public transport takes around 45 minutes.

When to fly to Ottawa/Macdonald-Cartier International Airport (YOW)

  • July is the busiest month for flights from Dublin Airport to Ottawa/Macdonald-Cartier International Airport. To skip the crowds, travel to Ottawa in February.

  • The warmest month in Ottawa is July, with the temperature ranging between 13ºC and 27ºC. Lock in your flights from Dublin Airport to Ottawa/Macdonald-Cartier International Airport in this month if this is the type of weather you enjoy.

  • Search for cheap tickets from DUB to YOW in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between -19ºC and -2ºC on average.

Explore more of Canada

  • Toronto is just one of the many places in Canada waiting to be discovered once you've taken in the sights of Ottawa. Around 354 kilometres away to the south-west, check out popular attractions including CN Tower, Royal Ontario Museum and Go Tours Canada - Distillery District.

  • Around 153 kilometres east of Ottawa, Montreal is another favourite stop in Canada. Start your sightseeing at Mount Royal Park, Montreal Botanical Garden and Saint Joseph's Oratory of Mount Royal.

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