Cheap flights from Illinois to Dublin from $222
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Dublin departing on 7/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Illinois to Dublin
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Dublin?
In general, February is the cheapest month to fly from Illinois to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $539. If you’re not able to fly to Dublin in February, then November is your next best option. Flight prices from Illinois to Dublin during November average around $545.
What is the cheapest day to depart on your flight to Dublin?
The cheapest day to depart from Illinois to Dublin is on a Tuesday. Travelers who choose to depart for Dublin on a Tuesday will often find tickets for as low as $728. Flights from Illinois to Dublin on a Friday will generally be more expensive and average around $790. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Dublin?
At noon is the cheapest time of day to fly from Illinois to Dublin when you can find flight prices for as low as $735. Flying to Dublin at noon is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $769.
What is the cheapest Illinois to Dublin flight route?
Fly from Chicago O'Hare Intl to Dublin for the best Illinois - Dublin flight prices
How far in advance should I book a flight to Dublin?
You are more likely to see cheaper flights to Dublin from Illinois when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $698 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Illinois for as low as $652 on momondo.
What cabin class options are available on Illinois to Dublin flights?
There are 3 cabin classes available to choose from on Illinois to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Illinois to Dublin?
TAP AIR PORTUGAL, Icelandair, and JetBlue are the most popular carriers operating from Illinois to Dublin
What airlines fly to Dublin?
Aer Lingus, United Airlines and American Airlines are the top three most popular airlines that fly to Dublin from Illinois according to our data. Aer Lingus is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Dublin. Keep in mind that there are 17 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.
How many flights depart from Illinois to Dublin on average per day?
As of May 2025, 11 flights take off from Illinois and land in Dublin each day. The most common flight departure time for this route is 8:00PM, with 72% of daily flights taking off in the evening.
How many flights depart from Illinois to Dublin on average per week?
As of May 2025, 77 flights take off from Illinois and land in Dublin each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.
Cheap Illinois to Dublin flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Dublin
When did momondo last update prices for flights from Illinois to Dublin Airport?
Prices for flights from Illinois to Dublin Airport were last updated today.
How many operators does momondo search for flights from Illinois to Dublin Airport?
The number of operators available for flights from Illinois to Dublin Airport is 17 as of May 2025.
How old do you have to be to fly from Illinois to Dublin Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Dublin Airport.
What documentation or ID do you need to fly to Dublin Airport?
The required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Illinois to Dublin?
Based on momondo bookings for flights between Illinois and Dublin, the leading plane model is Boeing 787-8 Dreamliner, making up 41.75% of the total bookings. Other popular models include Boeing 787 Dreamliner with 15.98%, Airbus A330 with 11.70%, and Boeing 787-10 Dreamliner with 7.46%.
Best airlines flying from Illinois to Dublin
Compare and see reviews for airlines that fly from Illinois to Dublin with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $196 | Free Cancellation | Rating 7.4 1,446 reviews | |||
| PriceFrom $341 | Free Cancellation | Rating 7.3 1,349 reviews | |||
| PriceFrom $355 | Free Cancellation | Rating 7.0 487 reviews | |||
| PriceFrom $393 | Free Cancellation | Rating 7.1 1,852 reviews | |||
| PriceFrom $444 | Free Cancellation | Rating 7.0 1,076 reviews | |||
| PriceFrom $482 | Free Cancellation | Rating 7.8 1,334 reviews | |||
| PriceFrom $509 | Free Cancellation | Rating 7.0 2,701 reviews | |||
| PriceFrom $513 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $519 | Free Cancellation | Rating 6.6 6,842 reviews | |||
| PriceFrom $526 | Free Cancellation | Rating 7.6 1,275 reviews |
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Why should I use momondo to find a flight deal from Illinois to Dublin?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Dublin. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Illinois to Dublin with flexible booking policies on momondo?
All flight searches from Illinois to Dublin on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Illinois to Dublin?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Dublin from Illinois.
I’m not ready to book a flight from Illinois to Dublin right now. Can momondo alert me if prices change?
Price alerts on flights to Dublin from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.