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Shannon

$256+ Cheap flights from Chicago (CHI) 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SNN
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Shannon are usually found in February or September, booked 54 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from Chicago to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 July 1, 2025.

Round-trip from

$521
(Aunt Betty)

One-way from

$256
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$869

Good round-trip deal

$612 or less

Good one-way deal

$489 or less
From Chicago (CHI) to Shannon
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One-way flight from Chicago (CHI) to Shannon
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Highest demand for flights based on searches. 3% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Chicago (CHI) to Shannon.
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Price to beat on a one-way flight from Chicago (CHI) to Shannon.
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Find flight deals from Chicago to Shannon

Cheapest flights from Chicago to Shannon
Explore the most affordable flight options available from Chicago to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Aunt Betty deal was found by Cheapflights users on 6/30. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/106:05 pmORD - SNN
Nonstop7h 25mUnited Airlines
Tue 8/199:30 amSNN - ORD
Nonstop8h 15mUnited Airlines
Deal found 6/30$521
This American Airlines deal was found by Cheapflights users on 6/29. 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 8/134:55 pmORD - SNN
1 stop12h 25mAmerican Airlines
Wed 8/209:15 pmSNN - ORD
1 stop20h 40mAmerican Airlines
Deal found 6/29$535
This KLM deal was found by Cheapflights users on 6/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/281:30 pmORD - SNN
1 stop15h 40mMultiple Airlines
Thu 8/71:05 pmSNN - ORD
1 stop14h 38mMultiple Airlines
Deal found 6/30$567
This Air France deal was found by Cheapflights users on 7/1. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:20 pmORD - SNN
1 stop10h 50mAir France
Fri 8/221:05 pmSNN - ORD
1 stop14h 48mAir France
Deal found 7/1$580
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/137:00 amORD - SNN
1 stop22h 10mDelta
Sat 8/231:05 pmSNN - ORD
1 stop14h 42mDelta
Deal found 6/30$594
This Bravofly deal was found by Cheapflights users on 6/30. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/107:07 pmMDW - SNN
2 stops34h 03mMultiple Airlines
Tue 8/191:05 pmSNN - MDW
2 stops35h 32mMultiple Airlines
Deal found 6/30$635
This Bravofly deal was found by Cheapflights users on 6/29. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/11:09 pmMDW - SNN
2 stops16h 01mAir France
Tue 7/81:05 pmSNN - MDW
2 stops35h 35mAir France
Deal found 6/29$1,294
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/11:09 pmMDW - SNN
2 stops16h 01mDelta
Tue 7/81:05 pmSNN - MDW
2 stops25h 39mDelta
Deal found 6/30$1,301
This Air France deal was found by Cheapflights users on 6/30. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/610:31 amMDW - SNN
2 stops42h 39mKLM
Tue 9/91:05 pmSNN - MDW
2 stops38h 21mKLM
Deal found 6/30$1,957

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago 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 July 1, 2025.
Use the filters below to find and compare flights from Chicago to Shannon that are best for you.

Fly from

Chicago

Fly to

Shannon

Route

Depart

Return

Price

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Sun 8/10

6:05 pm-7:30 am

Nonstop7h 25m

Shannon

Tue 8/19

9:30 am-11:45 am

Nonstop8h 15m

$521

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 8/13

4:55 pm-11:20 am

1 stop12h 25m

Shannon

Wed 8/20

9:15 pm-11:55 am

1 stop20h 40m

$535

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Mon 7/28

1:30 pm-11:10 am

1 stop15h 40m

Shannon

Thu 8/7

1:05 pm-9:43 pm

1 stop14h 38m

$567

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Fri 8/15

6:20 pm-11:10 am

1 stop10h 50m

Shannon

Fri 8/22

1:05 pm-9:53 pm

1 stop14h 48m

$580

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 8/13

7:00 am-11:10 am

1 stop22h 10m

Shannon

Sat 8/23

1:05 pm-9:47 pm

1 stop14h 42m

$594

ChicagoShannon

MDW - SNN

MDWSNN

Chicago Midway

Sun 8/10

7:07 pm-11:10 am

2 stops34h 03m

Shannon

Tue 8/19

1:05 pm-6:37 pm

2 stops35h 32m

$635

ChicagoShannon

MDW - SNN

MDWSNN

Chicago Midway

Sat 9/6

10:31 am-11:10 am

2 stops42h 39m

Shannon

Tue 9/9

1:05 pm-9:26 pm

2 stops38h 21m

$1,957

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 9/24

11:13 am-1:10 pm

2 stops19h 57m

$256

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 9/3

3:45 pm-11:50 am

2 stops14h 05m

$356

ChicagoShannon

MDW - SNN

MDWSNN

Chicago Midway

Fri 8/29

5:20 pm-12:40 pm

3 stops37h 20m

$403

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Showing 1-10 of 16 results
1
2

Best time to book a flight from Chicago to Shannon

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

How far ahead should I book a flight from Chicago to Shannon, Clare?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Shannon. Price data was last updated on June 27, 2025.

Booking 53 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Shannon, Clare. 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 to Shannon, Clare?

Currently, February is the cheapest month in which you can book a flight from Chicago to Shannon, Clare (average of $533). Flying from Chicago to Shannon, Clare in June is currently the most expensive (average of $938). 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 CHI to SNN?

Find hourly flight availability from Chicago to Shannon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

One of the essential ways to save on airfare from Chicago to Shannon, Clare is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 15% on airfare.

Weekly flight availability from Chicago to Shannon, Clare

Explore weekly flight availability from Chicago to Shannon. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 1, 2025.

The most flights from CHI to SNN are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 July 1, 2025.
Get a feel of what it's like to fly with Delta, KLM, and Air France from Chicago to Shannon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,974 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,974 reviews
Delta
8.0
Very good
7,974 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,974 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,472 reviews
Delta
8.0
Very good
7,974 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,858 reviews
Delta
8.0
Very good
7,974 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,974 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Chicago 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?

    If you book a flight to Shannon from Chicago, you will be flying to Shannon, which is the city’s only airport. Shannon (SNN) is located 2.1 mi from the center of Shannon. There is 1 flight from Chicago to Shannon per day from 2 different airlines.

  • What are the cheapest airlines flying from Chicago to Shannon, Clare round-trip?

    Currently priced at $521, United Airlines will fly you from Chicago to Shannon, Clare and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Air France - these airlines can fly you to your destination from $535 and $580, respectively. United Airlines is 34% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Chicago to Shannon, Clare one-way?

    For one-way options, check prices for Aer Lingus. According to our data, you can fly for as low as $356. Users have also found prices from $438 and $439 on American Airlines and United Airlines, respectively.

  • What are the cheapest flights from Chicago to Shannon, Clare?

    Looking at all options, your cheapest flight can be booked for $449. While the most popular route (Chicago O'Hare Intl - Shannon) can be booked for $521 on average our data indicates $595 when flying from Chicago to Shannon, Clare.

  • Can I find deals for flights from Chicago to Shannon that include hotel bookings?

    Yes. In addition to deals on Chicago to Shannon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Shannon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Shannon.

  • Can I find deals for business class flights from Chicago to Shannon?

    Yes. Cheapflights offers flight deals from Chicago 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 to Shannon, Clare?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Shannon, Clare (average of $533). Flying from Chicago to Shannon, Clare in June is currently the most expensive (average of $938). 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.

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Top 2 airlines flying from Chicago to Shannon

Discover the top 2 airlines that operate flights from Chicago 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$489Average$748FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$530Average$841FlexibilityNo cancel feeOn-time69%

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