Cheap flights from Ontario (ONT) to Dublin (DUB) from $403

Users have found that leaving on a Thursday can be a cost-effective option. It’s possible to save up to 95% on your flight compared to booking on days when demand is much higher.

To save up to 28% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ontario to Dublin from $833 1-2 weeks out and tickets from $903 for flights departing within the next 72 hours.

Flights from Ontario to Dublin lean towards being more expensive in July. Prices are generally better when you fly from Ontario to Dublin in February, with the cheapest ticket starting at $491.

One of the essential ways to save on airfare from Ontario to Dublin is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 21% on airfare.

Some of the carriers operating flights from Ontario to Dublin that may be offering flexible cancellation policies are American Airlines, British Airways, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Yes, there are multiple flights from Ontario to Dublin for under $600. The cheapest flight booked recently is on United Airlines for just $545, but on average you can expect to pay $687.

There are currently 9+ open flights from Ontario to Dublin within the next 7 days for less than $2,100.

Cheapflights users have booked flights from Ontario to Dublin round-trip from $545. Other airlines that can offer you cheap pricing are American Airlines, from $570, and Iberia, from $635. Users have found that United Airlines is 22% cheaper than the other options available to this destination.

One-way options have recently been found by users for as low as $437 on KLM. Other airlines that offer cheap prices include Delta from $451 and United Airlines from $517 one-way.

American Airlines, British Airways and Delta are the most popular airlines when flying from Ontario to Dublin.

This is defined as Ontario Airport (ONT) and Dublin Airport (DUB). Codes like Dublin Airport are often used to just call airports uniquely.