$321+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SNN
Sep 23 — Sep 301
Round-trip
1 adult, Economy
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Find cheap flights from Chicago 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.Cheap flight deals from Chicago to Shannon
Cheapest
Best
Last-minute
One-way
Cheapest flights from Chicago to ShannonExplore 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 August 24, 2026.
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 August 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:55 pm -
1 stop14h 45m
Fri 10/306:00 am -
2 stops38h 10m
Deal found 8/21![Multiple Airlines logo]()
$576
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:55 pm -
1 stop14h 45m
Tue 10/278:55 pm -
2 stops51h 30m
Deal found 8/21![Multiple Airlines logo]()
$579
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:55 pm -
1 stop14h 45m
Wed 10/282:40 pm -
2 stops33h 45m
Deal found 8/21![Multiple Airlines logo]()
$581
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:55 pm -
1 stop12h 50m
Fri 10/306:00 am -
2 stops38h 10m
Deal found 8/21![Multiple Airlines logo]()
$584
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:55 pm -
1 stop14h 45m
Sat 10/316:25 am -
2 stops37h 45m
Deal found 8/21![Multiple Airlines logo]()
$585
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:55 pm -
1 stop14h 45m
Sun 11/18:00 am -
2 stops36h 10m
Deal found 8/21![Multiple Airlines logo]()
$586
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:55 pm -
1 stop12h 50m
Wed 10/282:40 pm -
2 stops33h 45m
Deal found 8/21![Multiple Airlines logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:55 pm -
1 stop12h 50m
Sat 10/316:25 am -
2 stops37h 45m
Deal found 8/21![Multiple Airlines logo]()
$594
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:55 pm -
1 stop14h 45m
Mon 10/267:45 am -
2 stops16h 40m
Deal found 8/21![Multiple Airlines logo]()
$655
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:55 pm -
1 stop12h 50m
Mon 10/267:45 am -
2 stops16h 40m
Deal found 8/21![Multiple Airlines logo]()
$663
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:55 pm -
1 stop12h 30m
Thu 10/295:15 pm -
2 stops26h 55m
Deal found 8/21![Multiple Airlines logo]()
$680
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:55 pm -
1 stop12h 30m
Wed 10/282:40 pm -
2 stops33h 45m
Deal found 8/21![Multiple Airlines logo]()
$683
Best flights from Chicago to ShannonDiscover carefully curated flight deals from Chicago to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
Discover carefully curated flight deals from Chicago to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/216:05 pm -
Nonstop7h 25m
Wed 9/3012:30 pm -
1 stop15h 02m
Deal found 8/22![United Airlines logo]()
$754
This KLM deal was found by Cheapflights users on 8/21. 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.
Sun 9/66:05 am -
2 stops23h 05m
Sat 9/121:05 pm -
2 stops15h 39m
Deal found 8/21![KLM logo]()
$1,344
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/2110:25 am -
1 stop17h 50m
Tue 9/2912:30 pm -
1 stop15h 58m
Deal found 8/22![United Airlines logo]()
$865
This Delta deal was found by Cheapflights users on 8/19. 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 9/911:35 am -
2 stops17h 35m
Thu 9/171:05 pm -
2 stops15h 40m
Deal found 8/19![Delta logo]()
$1,822
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Fri 9/259:52 pm -
2 stops30h 23m
Sat 10/1012:30 pm -
2 stops27h 46m
Deal found 8/23![United Airlines logo]()
$873
This Mytrip deal was found by Cheapflights users on 8/22. 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.
Tue 10/611:45 am -
3 stops22h 25m
Tue 10/137:30 am -
3 stops33h 30m
Deal found 8/22![Multiple Airlines logo]()
$2,346
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/156:05 pm -
Nonstop7h 25m
Wed 9/239:30 am -
Nonstop8h 20m
Deal found 8/22![United Airlines logo]()
$976
This Delta deal was found by Cheapflights users on 8/21. 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 9/31:25 pm -
2 stops15h 45m
Wed 9/91:05 pm -
2 stops15h 39m
Deal found 8/21![Delta logo]()
$14,742
Last-minute flights from Chicago to ShannonDiscover last-minute flight deals from Chicago to Shannon. Data last updated August 24, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Shannon. Data last updated August 24, 2026 and is based on user searches.
This KLM deal was found by Cheapflights users on 8/19. 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.
Thu 8/2010:54 am -
2 stops18h 16m
Wed 8/261:05 pm -
2 stops33h 10m
Deal found 8/19![KLM logo]()
$974
This KLM deal was found by Cheapflights users on 8/20. 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.
Sat 8/226:11 am -
2 stops22h 59m
Sat 8/291:05 pm -
2 stops33h 10m
Deal found 8/20![KLM logo]()
$1,029
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/231:00 pm -
1 stop16h 10m
Tue 9/16:35 pm -
2 stops54h 40m
Deal found 8/21![Multiple Airlines logo]()
$773
This KLM deal was found by Cheapflights users on 8/22. 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.
Sun 8/2310:54 am -
2 stops18h 16m
Tue 9/11:05 pm -
2 stops32h 39m
Deal found 8/22![KLM logo]()
$1,103
This Delta deal was found by Cheapflights users on 8/19. 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.
Sun 8/231:51 pm -
2 stops15h 19m
Mon 8/311:05 pm -
2 stops15h 31m
Deal found 8/19![Delta logo]()
$1,166
This Delta deal was found by Cheapflights users on 8/23. 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.
Mon 8/2412:46 pm -
2 stops16h 24m
Tue 9/11:05 pm -
2 stops26h 12m
Deal found 8/23![Delta logo]()
$926
This Delta deal was found by Cheapflights users on 8/20. 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 8/2512:46 pm -
2 stops16h 24m
Mon 8/311:05 pm -
2 stops15h 31m
Deal found 8/20![Delta logo]()
$988
This Air France deal was found by Cheapflights users on 8/22. 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 8/2812:46 pm -
2 stops16h 24m
Wed 9/21:05 pm -
2 stops15h 31m
Deal found 8/22![Air France logo]()
$1,090
This KLM deal was found by Cheapflights users on 8/23. 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 9/911:35 am -
2 stops17h 35m
Fri 9/181:05 pm -
2 stops32h 19m
Deal found 8/23![KLM logo]()
$943
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Sun 9/206:05 pm -
Nonstop7h 25m
Wed 9/3012:30 pm -
1 stop12h 09m
Deal found 8/22![United Airlines logo]()
$841
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/216:05 pm -
Nonstop7h 25m
Wed 9/3012:30 pm -
1 stop15h 02m
Deal found 8/22![United Airlines logo]()
$754
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Fri 9/259:52 pm -
2 stops30h 23m
Sat 10/1012:30 pm -
2 stops27h 46m
Deal found 8/23![United Airlines logo]()
$873
One-way flights from Chicago to ShannonSearch for one-way flight options from Chicago to Shannon. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
Search for one-way flight options from Chicago to Shannon. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:25 pm -
2 stops39h 25m
Deal found 8/19![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:30 pm -
3 stops21h 55m
Deal found 8/21![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:50 pm -
2 stops39h 40m
Deal found 8/19![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:25 pm -
3 stops32h 05m
Deal found 8/22![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:25 pm -
3 stops32h 05m
Deal found 8/19![Multiple Airlines logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:30 pm -
3 stops33h 30m
Deal found 8/21![Multiple Airlines logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:25 pm -
3 stops31h 00m
Deal found 8/19![Multiple Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:25 am -
3 stops25h 05m
Deal found 8/19![Multiple Airlines logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:45 am -
3 stops26h 35m
Deal found 8/19![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:25 am -
3 stops25h 05m
Deal found 8/19![Multiple Airlines logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:20 pm -
3 stops44h 00m
Deal found 8/19![Multiple Airlines logo]()
$446
This KLM deal was found by Cheapflights users on 8/19. 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.
Tue 9/1510:48 am -
2 stops18h 22m
Deal found 8/19![KLM logo]()
$543
Find 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 August 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $576 (Kiwi.com) |
One-way from | $321 (Kiwi.com) |
Popular in | June |
Cheapest in | August |
Average price | $540 |
Good round-trip deal | $932 or less |
Good one-way deal | $604 or less |
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 7,457,451 searches. Data last updated August 24, 2026.
Use the filters below to find and compare flights from Chicago to Shannon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoShannon
ORD Chicago O'Hare Intl - SNN Shannon
ORDSNN
Chicago O'Hare Intl
Mon 9/21
6:05 pm-7:30 am
Nonstop7h 25m
Shannon
Wed 9/30
12:30 pm-9:32 pm
1 stop15h 02m
$754
ChicagoShannon
ORD Chicago O'Hare Intl - SNN Shannon
ORDSNN
Chicago O'Hare Intl
Mon 9/21
10:25 am-10:15 am
1 stop17h 50m
Shannon
Tue 9/29
12:30 pm-10:28 pm
1 stop15h 58m
$865
ChicagoShannon
ORD Chicago O'Hare Intl - SNN Shannon
ORDSNN
Chicago O'Hare Intl
Fri 9/25
9:52 pm-10:15 am
2 stops30h 23m
Shannon
Sat 10/10
12:30 pm-10:16 am
2 stops27h 46m
$873
Quickest round-trip
ChicagoShannon
ORD Chicago O'Hare Intl - SNN Shannon
ORDSNN
Chicago O'Hare Intl
Tue 9/15
6:05 pm-7:30 am
Nonstop7h 25m
Shannon
Wed 9/23
9:30 am-11:50 am
Nonstop8h 20m
$976
ChicagoShannon
MDW Chicago Midway - SNN Shannon
MDWSNN
Chicago Midway
Sun 9/6
6:05 am-11:10 am
2 stops23h 05m
Shannon
Sat 9/12
1:05 pm-10:44 pm
2 stops15h 39m
$1,344
ChicagoShannon
MDW Chicago Midway - SNN Shannon
MDWSNN
Chicago Midway
Wed 9/9
11:35 am-11:10 am
2 stops17h 35m
Shannon
Thu 9/17
1:05 pm-10:45 pm
2 stops15h 40m
$1,822
ChicagoShannon
MDW Chicago Midway - SNN Shannon
MDWSNN
Chicago Midway
Tue 10/6
11:45 am-4:10 pm
3 stops22h 25m
Shannon
Tue 10/13
7:30 am-11:00 am
3 stops33h 30m
$2,346
ChicagoShannon
MDW Chicago Midway - SNN Shannon
MDWSNN
Chicago Midway
Thu 9/3
1:25 pm-11:10 am
2 stops15h 45m
Shannon
Wed 9/9
1:05 pm-10:44 pm
2 stops15h 39m
$14,742
Cheapest one-way
ChicagoShannon
ORD Chicago O'Hare Intl - SNN Shannon
ORDSNN
Chicago O'Hare Intl
Wed 10/28
7:30 pm-10:00 am
3 stops33h 30m
$357
ChicagoShannon
ORD Chicago O'Hare Intl - SNN Shannon
ORDSNN
Chicago O'Hare Intl
Tue 9/15
3:45 pm-8:35 pm
2 stops22h 50m
$479
Showing 1-10 of 22 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago-Shannon, Clare flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Shannon, Clare flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
CHI-SNN
ORD-SNN
MDW-SNN
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
CHI-SNN
ORD-SNN
MDW-SNN
What is the cheapest month to book a flight from Chicago to Shannon, Clare?
Currently, April is the cheapest month in which you can book a flight from Chicago to Shannon, Clare (average of $600). Flying from Chicago to Shannon, Clare in December is currently the most expensive (average of $1,561). 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 August 24, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago to Shannon, Clare as you normally would.
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 August 24, 2026.
The most flights from CHI to SNN are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from Chicago to Shannon, Clare?
Airfare is typical for this route at the moment.
Chicago to Shannon, Clare flights typically cost between $568 and $898 in October.The cheapest round-trip price found within the last 5 days was $576 on Multiple Airlines (Oct 20-Oct 30).
How often are flights from Chicago to Shannon delayed?
About 35% of weekly flights between Chicago and Shannon have experienced delays in the past year, with the average delay time being 152 minutes.
What is the most punctual flight time for Chicago to Shannon flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Chicago to Shannon flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 36% of flights being delayed.
How far ahead should I book a flight from Chicago to Shannon, Clare?
Booking 5 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.
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 August 24, 2026.
Get a feel of what it's like to fly with United Airlines,American Airlines, andLufthansa 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.
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.7
Boarding
7.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.7
Boarding
7.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.7
Boarding
7.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.7
Boarding
7.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
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.
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Chicago and Shannon flights
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Top 3 airlines flying from Chicago to Shannon
Discover the top 3 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 7,457,451 searches. Data last updated August 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$469 | Average$683 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$543 | Average$852 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$742 | Average$1,009 | FlexibilityNo cancel fee | On-time76% |