Cheap flights from Dublin to Ontario from £279

In general, February is the cheapest month to fly from Dublin to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £358. If you aren’t able to travel to Region of Ontario during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of £388.

The cheapest day to depart from Dublin to Region of Ontario is on a Monday when prices can be found for as low as £454. Flights from Dublin to Region of Ontario on a Wednesday will generally be more expensive and average around £528. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest Dublin to Region of Ontario flights are usually those with departure times at midday. Our users have found flights to Region of Ontario at midday for as low as £457. In the morning is when there is more demand to fly to Region of Ontario, so prices are often more expensive at around £511 per ticket.

Fly from Dublin to Toronto Pearson Intl for the best Dublin - Ontario flight prices

You are more likely to see cheaper flights to Region of Ontario from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around £431 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Dublin for as low as £341 on momondo.

There are 4 cabin classes available to choose from on Dublin to Region of Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

KLM and Delta are the most popular carriers operating from Dublin to Ontario

Aer Lingus, Air Canada and Air Transat are the top three most popular airlines that fly to Region of Ontario from Dublin according to our data. Aer Lingus is the first choice among our users, with 30% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 6 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

As of October 2026, 8 flights take off from Dublin and land in Region of Ontario each day. The most common flight departure time for this route is 13:00, with 71% of daily flights taking off in the afternoon.

57 flights are operational weekly from Dublin to Region of Ontario as of October 2026. The most popular departure day for this route is Fri, with 16% of flights per week taking off on this day.