What is the cheapest airline that flies from Shannon to Illinois?

Aer Lingus is the most popular carrier operating from Shannon to Illinois

When did momondo last update prices for flights from Shannon Airport to Illinois?

Prices for flights from Shannon Airport to Illinois refresh daily.

How many operators does momondo search for flights from Shannon Airport to Illinois?

As of March 2026, there is 1 operator available to choose from for flights from Shannon Airport to Illinois.

How old do you have to be to fly from Shannon Airport to Illinois?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Shannon Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

€365 Cheap Flights from Shannon to Illinois in 2026

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Find the cheapest flights from Shannon, Clare to Illinois

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

13:05 - 21:36

SNN

ORD

14h 31m

1 stop

06:07 - 11:10

ORD

SNN

23h 03m

1 stop

€580Delta

Sun, 24 May - Sat, 30 May

21:15 - 12:20

SNN

ORD

21h 05m

1 stop

15:31 - 11:20

ORD

SNN

13h 49m

2 stops

€601British Airways

Mon, 27 Apr - Mon, 4 May

21:15 - 12:20

SNN

ORD

21h 05m

1 stop

19:05 - 20:35

ORD

SNN

19h 30m

1 stop

€604British Airways

Thu, 30 Apr - Thu, 7 May

07:30 - 18:13

SNN

ORD

16h 43m

2 stops

19:05 - 20:35

ORD

SNN

19h 30m

1 stop

€609British Airways

Thu, 30 Apr - Thu, 7 May

13:05 - 21:36

SNN

ORD

14h 31m

1 stop

18:05 - 11:10

ORD

SNN

35h 05m

2 stops

€611KLM

Sun, 24 May - Sat, 30 May

07:30 - 17:35

SNN

ORD

16h 05m

1 stop

15:31 - 11:20

ORD

SNN

13h 49m

2 stops

€615British Airways

Wed, 22 Apr - Sun, 26 Apr

21:15 - 15:55

SNN

ORD

24h 40m

1 stop

19:05 - 20:35

ORD

SNN

19h 30m

1 stop

€618British Airways

Thu, 30 Apr - Thu, 7 May

07:30 - 18:13

SNN

ORD

16h 43m

2 stops

19:05 - 20:35

ORD

SNN

19h 30m

1 stop

€621British Airways

Thu, 30 Apr - Thu, 7 May

12:40 - 13:00

SNN

MDW

54h 20m

2 stops

07:30 - 06:00

MDW

SNN

16h 30m

1 stop

€714Multiple Airlines

Mon, 27 Apr - Mon, 4 May

13:05 - 16:25

SNN

MDW

33h 20m

2 stops

13:00 - 11:10

MDW

SNN

16h 10m

2 stops

€1,010Multiple Airlines

Mon, 3 Aug - Mon, 10 Aug

American Airlines flights from Shannon, Clare to Illinois

Our best American Airlines deals on Shannon, Clare to Illinois flight tickets

American Airlines

2 Apr

SNN13:45Shannon

13h 45m

1 stop

ORD21:30Chicago O'Hare Intl

6 Apr

ORD11:53Chicago O'Hare Intl

11h 32m

1 stop

SNN05:25Shannon

€694

American Airlines

16 Apr

SNN14:30Shannon

15h 24m

2 stops

ORD23:54Chicago O'Hare Intl

20 Apr

ORD09:55Chicago O'Hare Intl

13h 30m

2 stops

SNN05:25Shannon

€695

American Airlines

2 Apr

SNN13:45Shannon

12h 03m

1 stop

ORD19:48Chicago O'Hare Intl

6 Apr

ORD06:26Chicago O'Hare Intl

16h 59m

1 stop

SNN05:25Shannon

€701

British Airways flights from Shannon, Clare to Illinois

Our best British Airways deals on Shannon, Clare to Illinois flight tickets

British Airways

27 Apr

SNN21:15Shannon

21h 05m

1 stop

ORD12:20Chicago O'Hare Intl

4 May

ORD15:31Chicago O'Hare Intl

13h 49m

2 stops

SNN11:20Shannon

€601

British Airways

30 Apr

SNN21:15Shannon

21h 05m

1 stop

ORD12:20Chicago O'Hare Intl

7 May

ORD19:05Chicago O'Hare Intl

19h 30m

1 stop

SNN20:35Shannon

€604

British Airways

30 Apr

SNN07:30Shannon

16h 43m

2 stops

ORD18:13Chicago O'Hare Intl

7 May

ORD19:05Chicago O'Hare Intl

19h 30m

1 stop

SNN20:35Shannon

€609

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ShannonChicago

SNN - ORD

SNNORD

Shannon

Sun 24/5

13:05-21:36

1 stop14h 31m

Chicago O'Hare Intl

Sat 30/5

06:07-11:10

1 stop23h 03m

€580

ShannonChicago

SNN - ORD

SNNORD

Shannon

Mon 27/4

21:15-12:20

1 stop21h 05m

Chicago O'Hare Intl

Mon 4/5

15:31-11:20

2 stops13h 49m

€601

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 30/4

21:15-12:20

1 stop21h 05m

Chicago O'Hare Intl

Thu 7/5

19:05-20:35

1 stop19h 30m

€604

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 30/4

07:30-18:13

2 stops16h 43m

Chicago O'Hare Intl

Thu 7/5

19:05-20:35

1 stop19h 30m

€609

ShannonChicago

SNN - ORD

SNNORD

Shannon

Sun 24/5

13:05-21:36

1 stop14h 31m

Chicago O'Hare Intl

Sat 30/5

18:05-11:10

2 stops35h 05m

€611

Fastest return journey

ShannonChicago

SNN - ORD

SNNORD

Shannon

Wed 22/4

07:30-17:35

1 stop16h 05m

Chicago O'Hare Intl

Sun 26/4

15:31-11:20

2 stops13h 49m

€615

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 30/4

21:15-15:55

1 stop24h 40m

Chicago O'Hare Intl

Thu 7/5

19:05-20:35

1 stop19h 30m

€618

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 30/4

07:30-18:13

2 stops16h 43m

Chicago O'Hare Intl

Thu 7/5

19:05-20:35

1 stop19h 30m

€621

ShannonChicago

SNN - MDW

SNNMDW

Shannon

Mon 27/4

12:40-13:00

2 stops54h 20m

Chicago Midway

Mon 4/5

07:30-06:00

1 stop16h 30m

€714

ShannonChicago

SNN - MDW

SNNMDW

Shannon

Mon 3/8

13:05-16:25

2 stops33h 20m

Chicago Midway

Mon 10/8

13:00-11:10

2 stops16h 10m

€1,010

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Shannon, Clare to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Illinois?

According to our data, Tuesday is the cheapest day to fly to Illinois from Shannon, Clare. The lowest ticket price found for a Tuesday departure recently was €667. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Sunday is the most expensive day to depart from Shannon, Clare because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €993.

What is the cheapest Shannon to Illinois flight route?

Fly from Shannon to Chicago O'Hare Intl for the best Shannon - Illinois flight prices

What cabin class options are available on Shannon to Illinois flights?

There is only 1 cabin class available to choose from on Shannon to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Shannon, Clare to Illinois flights?

You could potentially save up to 19% on your flight if you consider stops on a Shannon, Clare to Illinois flight.

Cheap Shannon, Clare to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Shannon, Clare to Illinois

Best price found	€713
Fastest flight time	8h 20m
Direct flights	Mon, Tue, Fri, Sat and Sun
Airports in Illinois	98 airports

The best flight deal from Shannon, Clare to Illinois found on momondo in the last 72 hours is €713

The fastest flight from Shannon, Clare to Illinois takes 8h 20m

Direct flights go from Shannon, Clare to Illinois on Monday, Tuesday, Friday, Saturday and Sunday. There are no airlines offering direct flights..

There are 98 airports in Illinois. From Shannon, Clare there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

When did momondo last update prices for flights from Shannon Airport to Illinois?
Prices for flights from Shannon Airport to Illinois refresh daily.
How many operators does momondo search for flights from Shannon Airport to Illinois?
As of March 2026, there is 1 operator available to choose from for flights from Shannon Airport to Illinois.
How old do you have to be to fly from Shannon Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Shannon Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Shannon, Clare to Illinois?
Based on momondo bookings for flights between Shannon, Clare and Illinois, the leading plane model is Boeing 757-200, making up 54.76% of the total bookings. Other popular models include Airbus A321neo with 11.90%, Boeing 767-300 (winglets) with 7.14%, and Airbus A220-300 with 7.14%.

Best airlines flying from Shannon, Clare to Illinois

Compare and see reviews for airlines that fly from Shannon, Clare to Illinois with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom €428	Free Cancellation	Rating 7.4 9,431 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Shannon to Illinois?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Shannon to Illinois for you.

Can I find flights from Shannon to Illinois with flexible booking policies on momondo?

Flights from Shannon to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Shannon to Illinois?

momondo helps you find the best flight between Shannon and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Shannon to Illinois right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Illinois from Shannon. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.