Cheap flights from Northern Ireland to Ontario (ONT)
Find cheap flights from Northern Ireland to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Northern Ireland to Ontario
Keep the following information in mind while searching for Northern Ireland to Ontario flight deals. Data was last updated abril 25, 2025.
Popular in | August |
|---|---|
Cheapest in | January |
Average price | $730 |
Best time to book a flight from Northern Ireland to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Northern Ireland with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Northern Ireland to Ontario
What is the cheapest month to book a flight from Northern Ireland to Ontario?
Currently, August is the cheapest month in which you can book a flight from Northern Ireland to Ontario (average of $246). Flying from Northern Ireland to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Rainfall in Ontario by month
Plan your trip to Ontario by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.
Temperature in Ontario by month
Plan your trip to Ontario by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).