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Shannon

$268+ 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SNN
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Shannon are usually found in September or February, booked 40 days in advance, depart on a Monday or Wednesday and return on a Wednesday

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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$494
(American Airlines)

One-way from

$268
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$825

Good round-trip deal

$721 or less

Good one-way deal

$513 or less
Provider with most accurate pricing for Chicago (CHI)-Shannon flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Shannon flights.
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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. 0% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/135:45 pmORD - SNN
1 stop16h 25mAmerican Airlines
Tue 8/199:15 pmSNN - ORD
1 stop20h 35mAmerican Airlines
Deal found 4/30$494
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/56:05 pmORD - SNN
Nonstop7h 25mUnited Airlines
Tue 8/199:30 amSNN - ORD
Nonstop8h 15mUnited Airlines
Deal found 4/30$522
This KLM deal was found by Cheapflights users on 4/30. 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.
Wed 8/1311:19 amORD - SNN
2 stops17h 51mKLM
Wed 8/201:05 pmSNN - ORD
2 stops16h 50mKLM
Deal found 4/30$631
This Aer Lingus deal was found by Cheapflights users on 4/29. 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 Aer Lingus is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/227:17 amORD - SNN
1 stop16h 08mMultiple Airlines
Wed 7/301:45 pmSNN - ORD
1 stop11h 45mMultiple Airlines
Deal found 4/29$647
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/59:15 pmORD - SNN
2 stops17h 20mAer Lingus
Wed 8/209:15 pmSNN - ORD
2 stops22h 45mAer Lingus
Deal found 4/30$693
This Air France deal was found by Cheapflights users on 4/30. 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.
Wed 6/256:27 pmORD - SNN
1 stop10h 43mAir France
Tue 7/151:05 pmSNN - ORD
1 stop14h 38mAir France
Deal found 4/30$775
This Delta deal was found by Cheapflights users on 4/30. 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.
Thu 6/193:40 pmORD - SNN
2 stops13h 30mDelta
Thu 7/31:05 pmSNN - ORD
2 stops26h 56mDelta
Deal found 4/30$850
This Bravofly deal was found by Cheapflights users on 4/30. 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 6/16:31 pmMDW - SNN
2 stops34h 39mMultiple Airlines
Tue 6/101:05 pmSNN - MDW
2 stops35h 36mMultiple Airlines
Deal found 4/30$852

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 May 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

Tue 7/22

8:15 pm-8:35 pm

1 stop18h 20m

Shannon

Wed 7/30

7:40 am-5:37 pm

2 stops15h 57m

$575

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Tue 7/22

7:17 am-5:25 am

1 stop16h 08m

Shannon

Wed 7/30

1:45 pm-7:30 pm

1 stop11h 45m

$647

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Tue 7/22

11:19 am-11:10 am

2 stops17h 51m

Shannon

Wed 7/30

1:05 pm-12:09 am

2 stops17h 04m

$662

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Tue 7/22

4:46 pm-10:15 am

1 stop11h 29m

Shannon

Wed 7/30

9:30 am-11:45 am

Nonstop8h 15m

$675

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 5/7

9:15 pm-8:35 pm

2 stops17h 20m

Shannon

Thu 5/15

9:15 pm-2:00 pm

2 stops22h 45m

$768

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 6/25

6:27 pm-11:10 am

1 stop10h 43m

Shannon

Tue 7/15

1:05 pm-9:43 pm

1 stop14h 38m

$775

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Thu 6/19

3:40 pm-11:10 am

2 stops13h 30m

Shannon

Thu 7/3

1:05 pm-10:01 am

2 stops26h 56m

$850

ChicagoShannon

MDW - SNN

MDWSNN

Chicago Midway

Sun 6/1

6:31 pm-11:10 am

2 stops34h 39m

Shannon

Tue 6/10

1:05 pm-6:41 pm

2 stops35h 36m

$852

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 6/18

5:45 pm-11:20 am

1 stop11h 35m

Shannon

Wed 7/2

4:55 pm-3:45 pm

2 stops28h 50m

$991

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 6/18

10:40 am-11:20 am

2 stops18h 40m

Shannon

Thu 7/3

9:15 pm-8:16 pm

2 stops29h 01m

$1,013

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 16 results
1
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Compare providers for flights from Chicago 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 Chicago to Shannon in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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-Shannon, Clare flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago-Shannon, Clare flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Chicago-Shannon, Clare flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Shannon, Clare flights, Cheapflights users trust AranGrant the most. AranGrant 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-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 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 April 25, 2025.

Booking 40 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 $995). 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 May 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.

Rainfall in Shannon by month

Plan your trip to Shannon by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Shannon, Clare ranges from 2.3 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. April is typically the driest time to visit Shannon, Clare when rainfall is around 2.3 in.

Temperature in Shannon by month

Plan your trip to Shannon by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Shannon, Clare, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

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 May 1, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Air France from Chicago to Shannon to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 are 0 flights 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 $494, American Airlines will fly you from Chicago to Shannon, Clare and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and KLM - these airlines can fly you to your destination from $522 and $631, respectively. American Airlines is 39% 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 United Airlines. According to our data, you can fly for as low as $439. Users have also found prices from $467 and $496 on American Airlines and Aer Lingus, respectively.

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

    Looking at all options, your cheapest flight can be booked for $394. While the most popular route (Chicago O'Hare Intl - Shannon) can be booked for $562 on average our data indicates $3,725 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 $995). 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$509Average$751FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$526Average$836FlexibilityNo cancel feeOn-time69%

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