Cheap Flights from Chicago (ORD) to Killarney (KIR)

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Killarney (KIR-Kerry)

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Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Kerry Airport (KIR) cost?
Get a cheap one-way flight or cheap return flight from O'Hare Intl. Airport (ORD) to Kerry Airport (KIR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from O'Hare Intl. Airport (ORD) to Kerry Airport (KIR)?
The cheapest month to fly from ORD to KIR is , when demand is low. Off-peak months are typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to Kerry Airport (KIR)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from ORD to KIR. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from O'Hare Intl. Airport (ORD) to Kerry Airport (KIR)?
There are no daily nonstop flights departing from O'Hare Intl. Airport (ORD) to Kerry Airport (KIR). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from ORD to KIR?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Kerry Airport (KIR)?
To avoid potential delays on the O'Hare Intl. Airport (ORD) to Kerry Airport (KIR) route, travel before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Kerry Airport (KIR) last-minute?
Waiting until just before your trip to book a ticket from ORD to KIR often results in higher prices. While it's possible to find some last-minute deals, there's no guarantee. Be flexible with your itinerary to maximize your chances of getting a bargain.
Is it cheaper to book an ORD to KIR flight and hotel package?
You can save money by securing an ORD to KIR flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your ideal flights and accommodations, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Kerry Airport (KIR)?
In most instances, you can modify or cancel your ORD to KIR flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need more details, visit our Customer Service portal.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Kerry
Distance
3569 mi

Book with confidence

Chicago to Killarney Flights

The cheapest times to fly from Chicago to Killarney

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Killarney are during the month of . You can find some of the cheapest flights from Chicago to Killarney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Killarney

Sunday is one of the best days to book for cheap flights from Chicago to Killarney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Killarney

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Killarney in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Killarney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Killarney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Chicago to Killarney Flights

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*Available to One Key members.