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

Aer Lingus and British Airways are the most popular carriers 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 April 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.

€353 Cheap Flights from Shannon to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Shannon, Clare to Illinois

Round-trip

One-way

Direct

Cheap return flights

Enter your travel dates to find the best prices.

13:05 - 21:56

SNN

ORD

14h 51m

1 stop

06:07 - 11:10

ORD

SNN

23h 03m

1 stop

€566KLM

Sat, 23 May - Sat, 30 May

13:05 - 12:11

SNN

ORD

29h 06m

1 stop

18:30 - 11:10

ORD

SNN

10h 40m

1 stop

€576Delta

Tue, 26 May - Tue, 2 Jun

13:05 - 00:07

SNN

ORD

17h 02m

2 stops

06:07 - 11:10

ORD

SNN

23h 03m

1 stop

€620KLM

Sat, 23 May - Sat, 30 May

13:05 - 21:36

SNN

ORD

14h 31m

1 stop

14:00 - 11:10

ORD

SNN

15h 10m

2 stops

€625Multiple Airlines

Tue, 26 May - Tue, 2 Jun

13:05 - 16:29

SNN

ORD

33h 24m

2 stops

12:59 - 11:10

ORD

SNN

16h 11m

1 stop

€626Multiple Airlines

Thu, 28 May - Mon, 1 Jun

13:05 - 21:36

SNN

ORD

14h 31m

1 stop

18:31 - 11:10

ORD

SNN

10h 39m

1 stop

€628Delta

Sun, 24 May - Sat, 30 May

21:15 - 17:35

SNN

ORD

26h 20m

1 stop

20:35 - 20:35

ORD

SNN

18h 00m

1 stop

€647Multiple Airlines

Thu, 7 May - Mon, 11 May

07:30 - 17:35

SNN

ORD

16h 05m

1 stop

20:35 - 20:35

ORD

SNN

18h 00m

1 stop

€650British Airways

Wed, 6 May - Sun, 10 May

07:30 - 17:35

SNN

ORD

16h 05m

1 stop

20:35 - 16:10

ORD

SNN

13h 35m

1 stop

€651British Airways

Thu, 30 Apr - Thu, 7 May

13:05 - 16:16

SNN

MDW

33h 11m

2 stops

12:45 - 11:10

MDW

SNN

16h 25m

2 stops

€881Air France

Tue, 23 Jun - Mon, 29 Jun

American Airlines flights from Shannon, Clare to Illinois

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

American Airlines

28 May

SNN13:45Shannon

12h 19m

1 stop

ORD20:04Chicago O'Hare Intl

1 Jun

ORD10:20Chicago O'Hare Intl

13h 05m

1 stop

SNN05:25Shannon

€689

American Airlines

22 May

SNN07:30Shannon

14h 25m

1 stop

ORD15:55Chicago O'Hare Intl

31 May

ORD10:20Chicago O'Hare Intl

18h 05m

1 stop

SNN10:25Shannon

€732

British Airways flights from Shannon, Clare to Illinois

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

British Airways

6 May

SNN07:30Shannon

16h 05m

1 stop

ORD17:35Chicago O'Hare Intl

10 May

ORD20:35Chicago O'Hare Intl

18h 00m

1 stop

SNN20:35Shannon

€650

British Airways

30 Apr

SNN07:30Shannon

16h 05m

1 stop

ORD17:35Chicago O'Hare Intl

7 May

ORD20:35Chicago O'Hare Intl

13h 35m

1 stop

SNN16:10Shannon

€651

British Airways

16 Apr

SNN21:15Shannon

21h 05m

1 stop

ORD12:20Chicago O'Hare Intl

21 Apr

ORD15:31Chicago O'Hare Intl

13h 49m

2 stops

SNN11:20Shannon

€651

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ShannonChicago

SNN - ORD

SNNORD

Shannon

Sat 23/5

13:05-21:56

1 stop14h 51m

Chicago O'Hare Intl

Sat 30/5

06:07-11:10

1 stop23h 03m

€566

ShannonChicago

SNN - ORD

SNNORD

Shannon

Tue 26/5

13:05-12:11

1 stop29h 06m

Chicago O'Hare Intl

Tue 2/6

18:30-11:10

1 stop10h 40m

€576

ShannonChicago

SNN - ORD

SNNORD

Shannon

Sat 23/5

13:05-00:07

2 stops17h 02m

Chicago O'Hare Intl

Sat 30/5

06:07-11:10

1 stop23h 03m

€620

ShannonChicago

SNN - ORD

SNNORD

Shannon

Tue 26/5

13:05-21:36

1 stop14h 31m

Chicago O'Hare Intl

Tue 2/6

14:00-11:10

2 stops15h 10m

€625

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 28/5

13:05-16:29

2 stops33h 24m

Chicago O'Hare Intl

Mon 1/6

12:59-11:10

1 stop16h 11m

€626

Fastest return journey

ShannonChicago

SNN - ORD

SNNORD

Shannon

Sun 24/5

13:05-21:36

1 stop14h 31m

Chicago O'Hare Intl

Sat 30/5

18:31-11:10

1 stop10h 39m

€628

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 7/5

21:15-17:35

1 stop26h 20m

Chicago O'Hare Intl

Mon 11/5

20:35-20:35

1 stop18h 00m

€647

ShannonChicago

SNN - ORD

SNNORD

Shannon

Wed 6/5

07:30-17:35

1 stop16h 05m

Chicago O'Hare Intl

Sun 10/5

20:35-20:35

1 stop18h 00m

€650

ShannonChicago

SNN - ORD

SNNORD

Shannon

Thu 30/4

07:30-17:35

1 stop16h 05m

Chicago O'Hare Intl

Thu 7/5

20:35-16:10

1 stop13h 35m

€651

ShannonChicago

SNN - MDW

SNNMDW

Shannon

Tue 23/6

13:05-16:16

2 stops33h 11m

Chicago Midway

Mon 29/6

12:45-11:10

2 stops16h 25m

€881

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 €656. 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, Monday 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 €887.

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	€773
Fastest flight time	8h 20m
Direct flights	Tue, Wed, Thu, 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 €773

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

Direct flights go from Shannon, Clare to Illinois on Tuesday, Wednesday, Thursday, 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

Frequently asked questions about flying from Shannon, Clare 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 April 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 55.81% of the total bookings. Other popular models include Airbus A321neo with 11.63%, Boeing 767-300 (winglets) with 6.98%, and Airbus A220-300 with 6.98%.

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 €420	Free Cancellation	Rating 7.4 9,554 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.