HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Shannon

$313+ Cheap flights from O'Hare Intl (ORD) to Shannon (SNN)

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 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SNN
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to Shannon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Chicago O'Hare Intl to Shannon are usually found in February or March, booked 87 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from O'Hare Intl to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Shannon (SNN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$471
(American Airlines)

One-way from

$313
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$785

Good round-trip deal

$673 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Shannon flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Shannon flights.
Search Deals
From Chicago O'Hare Intl to Shannon
Search Deals
One-way flight from Chicago O'Hare Intl to Shannon
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Chicago O'Hare Intl to Shannon.
Search Deals

Find flight deals from O'Hare Intl to Shannon

Cheapest flights from O'Hare Intl to Shannon
Explore the most affordable flight options available from O'Hare Intl to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This American Airlines deal was found by Cheapflights users on 1/6. 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 4/2710:35 pmORD - SNN
1 stop16h 00mAmerican Airlines
Wed 5/67:40 amSNN - ORD
1 stop14h 15mAmerican Airlines
Deal found 1/6$471
This American Airlines deal was found by Cheapflights users on 1/6. 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.
Tue 1/136:25 pmORD - SNN
1 stop11h 05mAmerican Airlines
Tue 1/277:50 amSNN - ORD
1 stop13h 35mAmerican Airlines
Deal found 1/6$472
This United Airlines deal was found by Cheapflights users on 1/7. 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 8/116:05 pmORD - SNN
Nonstop7h 25mUnited Airlines
Wed 8/269:30 amSNN - ORD
Nonstop8h 20mUnited Airlines
Deal found 1/7$475
This American Airlines deal was found by Cheapflights users on 1/7. 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.
Wed 2/43:55 pmORD - SNN
2 stops13h 35mAmerican Airlines
Wed 2/117:50 amSNN - ORD
1 stop16h 55mAmerican Airlines
Deal found 1/7$476
This American Airlines deal was found by Cheapflights users on 1/5. 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 9/710:35 pmORD - SNN
1 stop11h 35mAmerican Airlines
Fri 9/187:40 amSNN - ORD
2 stops17h 55mAmerican Airlines
Deal found 1/5$479
This American Airlines deal was found by Cheapflights users on 1/7. 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.
Fri 9/119:15 pmORD - SNN
1 stop12h 35mAmerican Airlines
Sat 9/197:40 amSNN - ORD
2 stops16h 10mAmerican Airlines
Deal found 1/7$480
This United Airlines deal was found by Cheapflights users on 1/7. 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.
Mon 4/272:06 pmORD - SNN
2 stops14h 09mUnited Airlines
Tue 5/512:30 pmSNN - ORD
1 stop12h 17mUnited Airlines
Deal found 1/7$494
This Gurufare deal was found by Cheapflights users on 1/7. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:00 amORD - SNN
1 stop19h 15mLufthansa
Tue 5/512:30 pmSNN - ORD
1 stop12h 17mLufthansa
Deal found 1/7$507
This United Airlines deal was found by Cheapflights users on 1/6. 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.
Thu 9/106:05 pmORD - SNN
Nonstop7h 25mUnited Airlines
Thu 9/179:30 amSNN - ORD
Nonstop8h 20mUnited Airlines
Deal found 1/6$525
This United Airlines deal was found by Cheapflights users on 1/5. 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.
Mon 8/174:45 pmORD - SNN
1 stop11h 30mUnited Airlines
Wed 8/269:30 amSNN - ORD
Nonstop8h 20mUnited Airlines
Deal found 1/5$528

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Shannon 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 January 8, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Shannon that are best for you.

Fly from

O'Hare Intl

Fly to

Shannon

Route

Depart

Return

Price

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Thu 1/15

6:25 pm-11:30 am

1 stop11h 05m

Shannon

Tue 1/20

7:50 am-6:45 pm

1 stop16h 55m

$471

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 2/4

5:10 pm-11:30 am

1 stop12h 20m

Shannon

Wed 2/11

7:50 am-6:45 pm

1 stop16h 55m

$471

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Tue 4/7

6:00 pm-11:20 am

1 stop11h 20m

Shannon

Fri 4/17

9:15 pm-1:50 pm

1 stop22h 35m

$471

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Thu 1/15

6:25 pm-4:45 pm

1 stop16h 20m

Shannon

Sun 1/18

7:50 am-7:50 pm

2 stops18h 00m

$481

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Thu 2/5

2:50 pm-11:30 am

2 stops14h 40m

Shannon

Thu 2/12

7:50 am-7:48 pm

2 stops17h 58m

$486

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Fri 2/20

5:10 pm-3:45 pm

1 stop16h 35m

Shannon

Fri 2/27

7:50 am-5:00 pm

1 stop15h 10m

$621

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 4/1

10:25 pm-4:10 pm

1 stop11h 45m

Shannon

Sat 4/11

7:40 am-3:00 pm

1 stop13h 20m

$621

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Fri 4/3

4:05 pm-11:15 am

1 stop13h 10m

Shannon

Sat 4/11

12:00 pm-6:15 pm

2 stops36h 15m

$628

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Sat 3/21

4:51 pm-7:20 pm

3 stops45h 29m

$313

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Mon 4/6

11:15 am-10:15 am

2 stops17h 00m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 11 results
1
2

Compare providers for flights from O'Hare Intl to Shannon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Shannon in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Shannon, Clare flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chicago O'Hare Intl Airport-Shannon, Clare flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Shannon, Clare flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Shannon, Clare flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Shannon, Clare flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from O'Hare Intl to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon 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 Shannon

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

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Shannon. Price data was last updated on January 2, 2026.

To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Shannon, Clare, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Shannon, Clare (average of $472). Flying from Chicago O'Hare Intl Airport to Shannon, Clare in June is currently the most expensive (average of $759). 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.

Reviews of airlines servicing Shannon

Get insights into the airlines that provide service to Shannon. 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 Shannon. Reviews last updated January 8, 2026.
Read through reviews of airlines operating flights from Chicago O'Hare Intl Airport to Shannon, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,139 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,139 reviews
United Airlines
7.4
Good
9,139 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
American Airlines
7.2
Good
11,095 reviews
United Airlines
7.4
Good
9,139 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

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

  • What airport do you fly into for flights to Shannon from Chicago O'Hare Intl?

    Shannon (SNN) is the airport you will fly into if you book a flight from Chicago O'Hare Intl to Shannon. You should not have trouble finding flights to Shannon from Chicago O'Hare Intl; the airport handles an average of 0 inbound flights from Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Shannon airport from Chicago O'Hare Intl. It is only a 2.1 mi journey from Shannon (SNN) to Shannon’s city center.

  • How long is the flight from Chicago O'Hare Intl Airport to Shannon, Clare?

    Departing from Chicago O'Hare Intl Airport to Shannon, Clare will take you 11h 05m. Airlines will cover a distance of 3578 mi.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Shannon, Clare round-trip?

    American Airlines, at $535, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Shannon, Clare. An alternate airline flying to your destination would be United Airlines. American Airlines is priced at 36% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Shannon, Clare?

    While on average a flight from Chicago O'Hare Intl Airport to Shannon, Clare is generally $772, our data shows the cheapest flight currently is $473. When looking at the most popular route, (Chicago O'Hare Intl - Shannon), you can expect to pay $489 for that flight.

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

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

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

    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 Shannon.

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to Shannon 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 Shannon, Clare?

    Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Shannon, Clare (average of $472). Flying from Chicago O'Hare Intl Airport to Shannon, Clare in June is currently the most expensive (average of $759). 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

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Ennis

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from O'Hare Intl to Shannon

Discover the top 2 airlines that operate flights from O'Hare Intl to Shannon. 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$535Average$807FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$591Average$812FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.