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

British Airways 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 January 2026, there are 2 operators 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.

€379 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.

20:05 - 15:25

SNN

ORD

25h 20m1 stop

18:30 - 11:30

ORD

SNN

11h 00m1 stop

€520British Airways

Mon, 23 Feb - Mon, 2 Mar

07:50 - 19:40

SNN

ORD

17h 50m2 stops

18:30 - 16:45

ORD

SNN

16h 15m1 stop

€524British Airways

Mon, 23 Feb - Mon, 2 Mar

21:15 - 12:20

SNN

ORD

21h 05m1 stop

22:35 - 20:35

ORD

SNN

16h 00m1 stop

€537Multiple Airlines

Mon, 6 Apr - Sun, 12 Apr

07:50 - 15:25

SNN

ORD

13h 35m1 stop

09:54 - 11:30

ORD

SNN

19h 36m2 stops

€574American Airlines

Thu, 22 Jan - Mon, 26 Jan

07:50 - 17:00

SNN

ORD

15h 10m1 stop

13:25 - 11:30

ORD

SNN

16h 05m2 stops

€575American Airlines

Thu, 22 Jan - Mon, 26 Jan

07:50 - 15:25

SNN

ORD

13h 35m1 stop

18:45 - 16:45

ORD

SNN

16h 00m1 stop

€576American Airlines

Thu, 22 Jan - Mon, 26 Jan

07:50 - 19:50

SNN

ORD

18h 00m2 stops

13:25 - 11:30

ORD

SNN

16h 05m2 stops

€579American Airlines

Thu, 22 Jan - Mon, 26 Jan

07:50 - 19:50

SNN

ORD

18h 00m2 stops

13:25 - 11:30

ORD

SNN

16h 05m2 stops

€580American Airlines

Thu, 22 Jan - Mon, 26 Jan

07:50 - 20:10

SNN

ORD

18h 20m2 stops

12:50 - 11:30

ORD

SNN

16h 40m2 stops

€600Multiple Airlines

Mon, 23 Feb - Mon, 2 Mar

21:15 - 15:00

SNN

ORD

23h 45m1 stop

13:10 - 20:35

ORD

SNN

25h 25m2 stops

€624American Airlines

Mon, 6 Apr - Sun, 12 Apr

British Airways flights from Shannon, Clare to Illinois

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

British Airways

23 Feb

SNN20:05Shannon

25h 20m

1 stop

ORD15:25Chicago O'Hare Intl

2 Mar

ORD18:30Chicago O'Hare Intl

11h 00m

1 stop

SNN11:30Shannon

€520

British Airways

23 Feb

SNN07:50Shannon

17h 50m

2 stops

ORD19:40Chicago O'Hare Intl

2 Mar

ORD18:30Chicago O'Hare Intl

16h 15m

1 stop

SNN16:45Shannon

€524

British Airways

18 Jan

SNN07:50Shannon

15h 10m

1 stop

ORD17:00Chicago O'Hare Intl

24 Jan

ORD20:45Chicago O'Hare Intl

32h 45m

1 stop

SNN11:30Shannon

€564

American Airlines flights from Shannon, Clare to Illinois

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

American Airlines

22 Jan

SNN07:50Shannon

13h 35m

1 stop

ORD15:25Chicago O'Hare Intl

26 Jan

ORD09:54Chicago O'Hare Intl

19h 36m

2 stops

SNN11:30Shannon

€574

American Airlines

22 Jan

SNN07:50Shannon

15h 10m

1 stop

ORD17:00Chicago O'Hare Intl

26 Jan

ORD13:25Chicago O'Hare Intl

16h 05m

2 stops

SNN11:30Shannon

€575

American Airlines

22 Jan

SNN07:50Shannon

13h 35m

1 stop

ORD15:25Chicago O'Hare Intl

26 Jan

ORD18:45Chicago O'Hare Intl

16h 00m

1 stop

SNN16:45Shannon

€576

Fly from

Fly to

Route

Depart

Return

Price

ShannonChicago

SNN - ORD

SNNORD

Shannon

Mon 23/2

20:05-15:25

1 stop25h 20m

Chicago O'Hare Intl

Mon 2/3

18:30-11:30

1 stop11h 00m

€520

ShannonChicago

SNN - ORD

SNNORD

Shannon

Mon 23/2

07:50-19:40

2 stops17h 50m

Chicago O'Hare Intl

Mon 2/3

18:30-16:45

1 stop16h 15m

€524

ShannonChicago

SNN - ORD

SNNORD

Shannon

Mon 6/4

21:15-12:20

1 stop21h 05m

Chicago O'Hare Intl

Sun 12/4

22:35-20:35

1 stop16h 00m

€537

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 22/1

07:50-15:25

1 stop13h 35m

Chicago O'Hare Intl

Mon 26/1

09:54-11:30

2 stops19h 36m

€574

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 22/1

07:50-17:00

1 stop15h 10m

Chicago O'Hare Intl

Mon 26/1

13:25-11:30

2 stops16h 05m

€575

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 22/1

07:50-15:25

1 stop13h 35m

Chicago O'Hare Intl

Mon 26/1

18:45-16:45

1 stop16h 00m

€576

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 22/1

07:50-19:50

2 stops18h 00m

Chicago O'Hare Intl

Mon 26/1

13:25-11:30

2 stops16h 05m

€579

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 22/1

07:50-19:50

2 stops18h 00m

Chicago O'Hare Intl

Mon 26/1

13:25-11:30

2 stops16h 05m

€580

ShannonChicago

SNN - ORD

SNNORD

Shannon

Mon 23/2

07:50-20:10

2 stops18h 20m

Chicago O'Hare Intl

Mon 2/3

12:50-11:30

2 stops16h 40m

€600

ShannonChicago

SNN - ORD

SNNORD

Shannon

Mon 6/4

21:15-15:00

1 stop23h 45m

Chicago O'Hare Intl

Sun 12/4

13:10-20:35

2 stops25h 25m

€624

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 €658. 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 €872.

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	€839
Fastest flight time	8h 20m
Direct flights	Mon, Tue and Fri
Airports in Illinois	98 airports

The best flight deal from Shannon, Clare to Illinois found on momondo in the last 72 hours is €839

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

Direct flights go from Shannon, Clare to Illinois on Monday, Tuesday and Friday. 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 January 2026, there are 2 operators 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 44.83% of the total bookings. Other popular models include Boeing 767-300 (winglets) with 10.34%, Airbus A220-300 with 10.34%, and Airbus A330-300 with 10.34%.

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 €422	Free Cancellation	Rating 7.4 9,145 reviews		Search United Airlines flights
British Airways	PriceFrom €520	Free Cancellation	Rating 6.7 7,667 reviews		Search British Airways 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.