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$254+ Cheap flights from O'Hare Intl (ORD) to Limerick, Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ORK
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Limerick are usually found in February or March, booked 72 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from O'Hare Intl to Limerick

Keep the following information in mind while searching for O'Hare Intl to Limerick flight deals. Data was last updated September 17, 2025.

Round-trip from

$529
(United Airlines)

One-way from

$254
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$748
From Chicago O'Hare Intl to Limerick
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One-way flight from Chicago O'Hare Intl to Limerick
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Highest demand for flights based on searches. 14% potential increase in price ($131 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from O'Hare Intl to Limerick

Cheapest flights from O'Hare Intl to Limerick
Explore the most affordable flight options available from O'Hare Intl to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/144:00 pmORD - SNN
1 stop12h 15mUnited Airlines
Tue 10/2112:30 pmSNN - ORD
1 stop12h 04mUnited Airlines
Deal found 9/14$529
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:30 pmORD - SNN
1 stop11h 00mAmerican Airlines
Wed 11/197:50 amSNN - ORD
1 stop12h 00mAmerican Airlines
Deal found 9/15$537
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/14:50 pmORD - SNN
1 stop11h 25mUnited Airlines
Tue 10/712:30 pmSNN - ORD
2 stops13h 45mUnited Airlines
Deal found 9/15$611
This Mytrip deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/103:50 pmORD - SNN
2 stops18h 55mAer Lingus
Wed 11/197:50 amSNN - ORD
2 stops16h 05mAer Lingus
Deal found 9/15$642
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:01 pmORD - SNN
1 stop10h 14mUnited Airlines
Tue 10/1412:30 pmSNN - ORD
1 stop12h 04mUnited Airlines
Deal found 9/15$656
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:25 pmORD - SNN
1 stop16h 20mAmerican Airlines
Thu 11/67:50 amSNN - ORD
1 stop12h 00mAmerican Airlines
Deal found 9/15$658
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/139:15 pmORD - SNN
1 stop12h 55mAmerican Airlines
Mon 10/209:15 pmSNN - ORD
1 stop22h 35mAmerican Airlines
Deal found 9/15$683

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Limerick that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Limerick that are best for you.

Fly from

O'Hare Intl

Fly to

Limerick

Route

Depart

Return

Price

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Tue 10/14

4:00 pm-10:15 am

1 stop12h 15m

Shannon

Tue 10/21

12:30 pm-6:34 pm

1 stop12h 04m

$529

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 10/1

4:50 pm-10:15 am

1 stop11h 25m

Shannon

Tue 10/7

12:30 pm-8:15 pm

2 stops13h 45m

$611

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Fri 10/31

7:25 pm-11:30 am

1 stop11h 05m

Shannon

Fri 11/7

7:50 am-6:45 pm

1 stop16h 55m

$658

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Thu 10/30

7:25 pm-4:45 pm

1 stop16h 20m

Shannon

Thu 11/6

7:50 am-1:50 pm

1 stop12h 00m

$658

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 10/1

6:01 pm-10:15 am

1 stop10h 14m

Shannon

Tue 10/14

12:30 pm-8:15 pm

2 stops13h 45m

$661

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Tue 10/14

8:40 am-1:55 pm

3 stops23h 15m

Shannon

Tue 10/21

1:00 pm-3:55 pm

2 stops32h 55m

$687

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Sun 10/19

6:00 am-4:35 pm

2 stops28h 35m

$254

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Mon 9/22

6:30 am-4:35 pm

2 stops28h 05m

$290

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Sat 11/1

6:40 am-4:45 pm

3 stops53h 05m

$324

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Thu 9/25

6:21 pm-5:20 pm

3 stops40h 59m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 13 results
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Best time to book a flight from O'Hare Intl to Limerick

Have a flexible travel schedule? Discover the best time to fly to Limerick from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Limerick

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Limerick?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Limerick. Price data was last updated on September 12, 2025.

Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Limerick. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Limerick?

Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Limerick (average of $644). Flying from Chicago O'Hare Intl Airport to Limerick in June is currently the most expensive (average of $1,277). 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.

What is the cheapest time of day to fly from ORD to LR9?

Find hourly flight availability from O'Hare Intl to Limerick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Limerick as you normally would.

Reviews of airlines servicing Limerick

Get insights into the airlines that provide service to Limerick. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Limerick. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown United Airlines, American Airlines, and British Airways from Chicago O'Hare Intl Airport to Limerick. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
British Airways
6.7
Okay
7,367 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Limerick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to Limerick?

    United Airlines can get you from Chicago O'Hare Intl Airport to Limerick in just under 12h 15m. Your travel time can differ by up to . The distance between Chicago O'Hare Intl Airport and Limerick is about 3578 mi.

  • Can I find deals for flights from O'Hare Intl to Limerick that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Limerick flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Limerick?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Limerick.

  • Can I find deals for business class flights from O'Hare Intl to Limerick?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Limerick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Limerick?

    Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Limerick (average of $644). Flying from Chicago O'Hare Intl Airport to Limerick in June is currently the most expensive (average of $1,277). 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.

See more FAQs

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Top 3 airlines flying from O'Hare Intl to Limerick

Discover the top 3 airlines that operate flights from O'Hare Intl to Limerick. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$530Average$741FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$597Average$852FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$736Average$1,042FlexibilityNo cancel feeOn-time70%

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