Cheap flights from Detroit to Ireland from $297

In general, October is the cheapest month to fly from Detroit to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $51. If you aren’t able to travel to Ireland during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $145.

The cheapest day to depart on your flight to Ireland is on a Tuesday when prices can be found for as low as $1,015. This is often the case because there is less demand to fly during this day of the week. Flights from Detroit to Ireland on a Saturday will generally be more expensive and average around $1,332. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Fly from Detroit Metropolitan Wayne County to Dublin for the best Detroit - Ireland flight prices

You are more likely to see cheaper flights to Ireland from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $723 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Detroit for as low as $571 on momondo.

There are 2 cabin classes available to choose from on Detroit to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 29% on your flight if you consider stops on a Detroit to Ireland flight.

KLM, Delta, and Air France are the most popular carriers operating from Detroit to Ireland

Delta, United Airlines and JetBlue are the top three most popular airlines that fly to Ireland from Detroit according to our data. Delta is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 12 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

As of June 2026, there are 2 flights per day flying from Detroit to Ireland. The most common time of day flights depart is 9:00PM, with 100% of flights taking off in the evening.

As of June 2026, 20 flights take off from Detroit and land in Ireland each week. The most common flight departure day for this route is Mon, with 30% of weekly flights taking off on this day.