How many flights depart from Shannon, Clare to Illinois on average per day?

As of September 2026, there are 3 flights per day flying from Shannon, Clare to Illinois. The most common time of day flights depart is 9:00AM, with 100% of flights taking off at noon.

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

Delta is the most popular carrier operating from Shannon to Illinois

How many flights depart from Shannon, Clare to Illinois on average per week?

The number of flights available between Shannon, Clare and Illinois is 21 per week as of September 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

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

Prices for flights from Shannon Airport to Illinois are updated daily.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$353 Cheap Flights from Shannon, Clare to Illinois in 2026

Find the cheapest flights from Shannon, Clare to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:30 pm - 10:28 pmSNN Shannon-ORD Chicago O'Hare Intl

15h 58m1 stop Newark

12:55 pm - 10:15 amORD Chicago O'Hare Intl-SNN Shannon

15h 20m2 stops Washington, D.C. Dulles Intl Newark

$617United Airlines

Wed, Oct 7 - Thu, Oct 22

7:30 am - 3:55 pmSNN Shannon-ORD Chicago O'Hare Intl

14h 25m1 stop London Heathrow

10:50 pm - 7:25 pmORD Chicago O'Hare Intl-SNN Shannon

15h 35m1 stop London Heathrow

$619Multiple Airlines

Thu, Oct 15 - Sun, Oct 25

7:30 am - 2:55 pmSNN Shannon-ORD Chicago O'Hare Intl

13h 25m1 stop London Heathrow

8:50 pm - 4:10 pmORD Chicago O'Hare Intl-SNN Shannon

13h 20m1 stop London Heathrow

$742British Airways

Thu, Oct 1 - Mon, Oct 5

7:30 am - 2:55 pmSNN Shannon-ORD Chicago O'Hare Intl

13h 25m1 stop London Heathrow

5:55 pm - 11:20 amORD Chicago O'Hare Intl-SNN Shannon

11h 25m1 stop London Heathrow

$745British Airways

Thu, Sep 17 - Mon, Sep 21

9:30 am - 11:50 amSNN Shannon-ORD Chicago O'Hare Intl

8h 20mnonstop

6:05 pm - 7:30 amORD Chicago O'Hare Intl-SNN Shannon

7h 25mnonstop

$774Lufthansa

Thu, Sep 17 - Mon, Sep 21

7:30 am - 2:55 pmSNN Shannon-ORD Chicago O'Hare Intl

13h 25m1 stop London Heathrow

1:31 pm - 11:20 amORD Chicago O'Hare Intl-SNN Shannon

15h 49m2 stops New York John F Kennedy Intl London Heathrow

$777British Airways

Thu, Oct 1 - Mon, Oct 5

4:50 pm - 5:15 pmSNN Shannon-ORD Chicago O'Hare Intl

30h 25m1 stop London Heathrow

3:50 pm - 11:20 amORD Chicago O'Hare Intl-SNN Shannon

13h 30m2 stops Boston Logan Intl London Heathrow

$780British Airways

Thu, Sep 17 - Mon, Sep 21

9:15 pm - 1:50 pmSNN Shannon-ORD Chicago O'Hare Intl

22h 35m1 stop London Heathrow

5:00 pm - 11:20 amORD Chicago O'Hare Intl-SNN Shannon

12h 20m1 stop London Heathrow

$781British Airways

Mon, Oct 12 - Mon, Oct 19

7:30 am - 3:00 pmSNN Shannon-ORD Chicago O'Hare Intl

13h 30m1 stop London Heathrow

10:30 pm - 8:35 pmORD Chicago O'Hare Intl-SNN Shannon

16h 05m1 stop London Heathrow

$782British Airways

Thu, Oct 15 - Thu, Oct 22

9:30 am - 11:50 amSNN Shannon-ORD Chicago O'Hare Intl

8h 20mnonstop

10:25 am - 10:15 amORD Chicago O'Hare Intl-SNN Shannon

17h 50m1 stop Newark

$796United Airlines

Thu, Sep 17 - Mon, Sep 21

Cheap last minute flights

Enter your travel dates to find the best prices.

1:05 pm - 9:52 pmSNN Shannon-ORD Chicago O'Hare Intl

14h 47m1 stop New York John F Kennedy Intl

6:00 pm - 11:10 amORD Chicago O'Hare Intl-SNN Shannon

11h 10m1 stop New York John F Kennedy Intl

$644Delta

Sun, Sep 6 - Sat, Sep 12

1:05 pm - 9:52 pmSNN Shannon-ORD Chicago O'Hare Intl

14h 47m1 stop New York John F Kennedy Intl

10:25 am - 11:10 amORD Chicago O'Hare Intl-SNN Shannon

18h 45m1 stop New York John F Kennedy Intl

$648Delta

Sat, Sep 5 - Wed, Sep 9

1:05 pm - 9:52 pmSNN Shannon-ORD Chicago O'Hare Intl

14h 47m1 stop New York John F Kennedy Intl

10:44 am - 11:10 amORD Chicago O'Hare Intl-SNN Shannon

18h 26m2 stops Atlanta Hartsfield-Jackson New York LaGuardia

$722KLM

Sun, Sep 6 - Sat, Sep 12

1:05 pm - 9:52 pmSNN Shannon-ORD Chicago O'Hare Intl

14h 47m1 stop New York John F Kennedy Intl

10:44 am - 11:10 amORD Chicago O'Hare Intl-SNN Shannon

18h 26m2 stops Atlanta Hartsfield-Jackson New York LaGuardia

$726Air France

Sat, Sep 5 - Wed, Sep 9

12:00 pm - 7:55 pmSNN Shannon-ORD Chicago O'Hare Intl

13h 55m1 stop Frankfurt am Main

6:05 pm - 7:30 amORD Chicago O'Hare Intl-SNN Shannon

7h 25mnonstop

$764Lufthansa

Sat, Sep 5 - Wed, Sep 9

7:30 am - 3:00 pmSNN Shannon-ORD Chicago O'Hare Intl

13h 30m1 stop London Heathrow

10:25 pm - 8:35 pmORD Chicago O'Hare Intl-SNN Shannon

16h 10m1 stop London Heathrow

$777British Airways

Sun, Sep 6 - Sat, Sep 12

9:30 am - 11:50 amSNN Shannon-ORD Chicago O'Hare Intl

8h 20mnonstop

6:05 pm - 7:30 amORD Chicago O'Hare Intl-SNN Shannon

7h 25mnonstop

$781Lufthansa

Sun, Sep 6 - Sat, Sep 12

7:30 am - 3:00 pmSNN Shannon-ORD Chicago O'Hare Intl

13h 30m1 stop London Heathrow

12:40 pm - 4:10 pmORD Chicago O'Hare Intl-SNN Shannon

21h 30m2 stops New York John F Kennedy Intl London Heathrow

$782British Airways

Thu, Sep 3 - Mon, Sep 7

9:30 am - 11:50 amSNN Shannon-ORD Chicago O'Hare Intl

8h 20mnonstop

1:30 pm - 10:15 amORD Chicago O'Hare Intl-SNN Shannon

14h 45m1 stop Newark

$794United Airlines

Sun, Sep 6 - Sat, Sep 12

2:30 pm - 11:42 pmSNN Shannon-ORD Chicago O'Hare Intl

15h 12m1 stop New York John F Kennedy Intl

11:29 am - 6:00 amORD Chicago O'Hare Intl-SNN Shannon

12h 31m1 stop New York LaGuardia

$795American Airlines

Sat, Sep 5 - Wed, Sep 9

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British Airways flights from Shannon, Clare to Illinois

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

British Airways

Oct 1

SNN7:30 amShannon

13h 25m

1 stop

ORD2:55 pmChicago O'Hare Intl

Oct 5

ORD8:50 pmChicago O'Hare Intl

13h 20m

1 stop

SNN4:10 pmShannon

$742

British Airways

Sep 17

SNN7:30 amShannon

13h 25m

1 stop

ORD2:55 pmChicago O'Hare Intl

Sep 21

ORD5:55 pmChicago O'Hare Intl

11h 25m

1 stop

SNN11:20 amShannon

$745

British Airways

Oct 1

SNN7:30 amShannon

13h 25m

1 stop

ORD2:55 pmChicago O'Hare Intl

Oct 5

ORD1:31 pmChicago O'Hare Intl

15h 49m

2 stops

SNN11:20 amShannon

$777

American Airlines flights from Shannon, Clare to Illinois

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

American Airlines

Sep 10

SNN7:30 amShannon

13h 25m

1 stop

ORD2:55 pmChicago O'Hare Intl

Sep 14

ORD12:47 pmChicago O'Hare Intl

11h 13m

1 stop

SNN6:00 amShannon

$817

American Airlines

Jan 28

SNN2:00 pmShannon

15h 09m

2 stops

ORD11:09 pmChicago O'Hare Intl

Feb 4

ORD11:00 amChicago O'Hare Intl

12h 50m

2 stops

SNN5:50 amShannon

$2,949

momondo Fare Finder

Use the filters below to find and compare flights from Shannon, Clare to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ShannonChicago

SNN Shannon - ORD Chicago O'Hare Intl

SNNORD

Shannon

Wed 10/7

12:30 pm-10:28 pm

1 stop15h 58m

Chicago O'Hare Intl

Thu 10/22

12:55 pm-10:15 am

2 stops15h 20m

$617

ShannonChicago

SNN Shannon - ORD Chicago O'Hare Intl

SNNORD

Shannon

Thu 10/15

7:30 am-3:55 pm

1 stop14h 25m

Chicago O'Hare Intl

Sun 10/25

10:50 pm-7:25 pm

1 stop15h 35m

$619

ShannonChicago

SNN Shannon - ORD Chicago O'Hare Intl

SNNORD

Shannon

Thu 10/1

7:30 am-2:55 pm

1 stop13h 25m

Chicago O'Hare Intl

Mon 10/5

8:50 pm-4:10 pm

1 stop13h 20m

$742

ShannonChicago

SNN Shannon - ORD Chicago O'Hare Intl

SNNORD

Shannon

Thu 9/17

7:30 am-2:55 pm

1 stop13h 25m

Chicago O'Hare Intl

Mon 9/21

5:55 pm-11:20 am

1 stop11h 25m

$745

Quickest round-trip

ShannonChicago

SNN Shannon - ORD Chicago O'Hare Intl

SNNORD

Shannon

Thu 9/17

9:30 am-11:50 am

Nonstop8h 20m

Chicago O'Hare Intl

Mon 9/21

6:05 pm-7:30 am

Nonstop7h 25m

$774

ShannonChicago

SNN Shannon - ORD Chicago O'Hare Intl

SNNORD

Shannon

Thu 10/1

7:30 am-2:55 pm

1 stop13h 25m

Chicago O'Hare Intl

Mon 10/5

1:31 pm-11:20 am

2 stops15h 49m

$777

ShannonChicago

SNN Shannon - ORD Chicago O'Hare Intl

SNNORD

Shannon

Thu 9/17

4:50 pm-5:15 pm

1 stop30h 25m

Chicago O'Hare Intl

Mon 9/21

3:50 pm-11:20 am

2 stops13h 30m

$780

ShannonChicago

SNN Shannon - ORD Chicago O'Hare Intl

SNNORD

Shannon

Mon 10/12

9:15 pm-1:50 pm

1 stop22h 35m

Chicago O'Hare Intl

Mon 10/19

5:00 pm-11:20 am

1 stop12h 20m

$781

ShannonChicago

SNN Shannon - ORD Chicago O'Hare Intl

SNNORD

Shannon

Thu 10/15

7:30 am-3:00 pm

1 stop13h 30m

Chicago O'Hare Intl

Thu 10/22

10:30 pm-8:35 pm

1 stop16h 05m

$782

ShannonChicago

SNN Shannon - ORD Chicago O'Hare Intl

SNNORD

Shannon

Thu 9/17

9:30 am-11:50 am

Nonstop8h 20m

Chicago O'Hare Intl

Mon 9/21

10:25 am-10:15 am

1 stop17h 50m

$796

Flights are sorted by cheapest round-trip 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

Other information

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

The cheapest day to depart from Shannon, Clare to Illinois is on a Monday when prices can be found for as low as $807. Flights from Shannon, Clare to Illinois on a Friday will generally be more expensive and average around $989. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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, Clare to Illinois flights?

There are 2 cabin classes available to choose from on Shannon, Clare 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 49% 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	$353
Fastest flight time	8h 20m
Direct flights	Mon, Tue, Wed, Thu and Fri
Airports in Illinois	98 airports

The best one-way flight to Illinois from Shannon, Clare in the past 72 hours is $353. The best round-trip flight deal from Shannon, Clare to Illinois found on momondo in the last 72 hours is $617.

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

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

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 are updated daily.
How old do you have to be to fly from Shannon Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Shannon, Clare to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Shannon, Clare to Illinois is Boeing 757-200, representing 60.98% of all bookings. The subsequent popular models are Boeing 767-300 (winglets) at 14.63%, Airbus A321neo at 12.20%, and Embraer 195 at 7.32%.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Shannon to Illinois. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Shannon to Illinois on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Shannon to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Illinois from Shannon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.