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Cheap flights from Illinois to Shannon from €223

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Shannon departing on 29/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Illinois to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
Lufthansa Logo
18:05 - 07:30
ORD
-
SNN
7h 25mdirect
Lufthansa Logo
12:00 - 19:55
SNN
-
ORD
13h 55m
1 stop
€596Lufthansa
Sat, 15 Aug - Sat, 29 Aug
United Airlines Logo
18:05 - 07:30
ORD
-
SNN
7h 25mdirect
United Airlines Logo
09:30 - 11:50
SNN
-
ORD
8h 20mdirect
€607United Airlines
Sun, 16 Aug - Tue, 25 Aug
United Airlines Logo
18:05 - 07:30
ORD
-
SNN
7h 25mdirect
United Airlines Logo
09:30 - 11:50
SNN
-
ORD
8h 20mdirect
€608United Airlines
Wed, 19 Aug - Wed, 26 Aug
United Airlines Logo
06:00 - 10:15
ORD
-
SNN
22h 15m
2 stops
United Airlines Logo
09:30 - 11:50
SNN
-
ORD
8h 20mdirect
€609United Airlines
Thu, 13 Aug - Thu, 20 Aug
Delta Logo
15:39 - 11:10
STL
-
SNN
13h 31m
2 stops
Delta Logo
13:05 - 09:37
SNN
-
STL
26h 32m
2 stops
€686Delta
Sun, 16 Aug - Fri, 28 Aug
Air France Logo
11:00 - 11:10
STL
-
SNN
18h 10m
2 stops
Air France Logo
13:05 - 19:58
SNN
-
STL
36h 53m
2 stops
€688Air France
Wed, 2 Sep - Wed, 9 Sep
Delta Logo
10:54 - 11:10
MDW
-
SNN
18h 16m
2 stops
Delta Logo
13:05 - 22:36
SNN
-
MDW
15h 31m
2 stops
€699Delta
Tue, 11 Aug - Wed, 26 Aug
Multiple Airlines Logo
13:25 - 11:10
MDW
-
SNN
15h 45m
2 stops
Multiple Airlines Logo
13:05 - 16:15
SNN
-
MDW
33h 10m
2 stops
€735Multiple Airlines
Tue, 11 Aug - Tue, 18 Aug
Multiple Airlines Logo
12:41 - 11:10
MDW
-
SNN
16h 29m
2 stops
Multiple Airlines Logo
13:05 - 16:15
SNN
-
MDW
33h 10m
2 stops
€922Multiple Airlines
Thu, 30 Jul - Thu, 6 Aug
Air France Logo
12:46 - 11:10
MDW
-
SNN
16h 24m
2 stops
Air France Logo
13:05 - 16:15
SNN
-
MDW
33h 10m
2 stops
€1,175Air France
Thu, 13 Aug - Thu, 20 Aug

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Lufthansa flights from Illinois to Shannon, Clare

Our best Lufthansa deals on Illinois to Shannon, Clare flight tickets
Lufthansa
15 Aug
ORD18:05Chicago O'Hare Intl
7h 25m
SNN07:30Shannon
29 Aug
SNN12:00Shannon
13h 55m
1 stop
ORD19:55Chicago O'Hare Intl
€596
Lufthansa
14 Aug
ORD16:05Chicago O'Hare Intl
13h 10m
1 stop
SNN11:15Shannon
29 Aug
SNN12:00Shannon
13h 55m
1 stop
ORD19:55Chicago O'Hare Intl
€618
Lufthansa
4 Sept
ORD15:10Chicago O'Hare Intl
14h 05m
1 stop
SNN11:15Shannon
11 Sept
SNN09:30Shannon
8h 20m
ORD11:50Chicago O'Hare Intl
€619

Delta flights from Illinois to Shannon, Clare

Our best Delta deals on Illinois to Shannon, Clare flight tickets
Delta
16 Aug
STL15:39Lambert-St Louis
13h 31m
2 stops
SNN11:10Shannon
28 Aug
SNN13:05Shannon
26h 32m
2 stops
STL09:37Lambert-St Louis
€686
Delta
11 Aug
MDW10:54Chicago Midway
18h 16m
2 stops
SNN11:10Shannon
26 Aug
SNN13:05Shannon
15h 31m
2 stops
MDW22:36Chicago Midway
€699
Delta
27 Jul
STL10:51Lambert-St Louis
18h 19m
2 stops
SNN11:10Shannon
3 Aug
SNN13:05Shannon
16h 53m
2 stops
STL23:58Lambert-St Louis
€782

momondo Fare Finder

 
Customise your flight search to find flights from Illinois to Shannon, Clare 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, momondo users made 13,528 searches. Data last updated 1 July 2026.
Use the filters below to find and compare flights from Illinois to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Sat 15/8

18:05-07:30

Nonstop7h 25m

Shannon

Sat 29/8

12:00-19:55

1 stop13h 55m

€596
Fastest return journey

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Sun 16/8

18:05-07:30

Nonstop7h 25m

Shannon

Tue 25/8

09:30-11:50

Nonstop8h 20m

€607

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Wed 19/8

18:05-07:30

Nonstop7h 25m

Shannon

Wed 26/8

09:30-11:50

Nonstop8h 20m

€608

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Thu 13/8

06:00-10:15

2 stops22h 15m

Shannon

Thu 20/8

09:30-11:50

Nonstop8h 20m

€609

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Sun 16/8

15:39-11:10

2 stops13h 31m

Shannon

Fri 28/8

13:05-09:37

2 stops26h 32m

€686

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Wed 2/9

11:00-11:10

2 stops18h 10m

Shannon

Wed 9/9

13:05-19:58

2 stops36h 53m

€688

ChicagoShannon

MDW - SNN

MDWSNN

Chicago Midway

Tue 11/8

10:54-11:10

2 stops18h 16m

Shannon

Wed 26/8

13:05-22:36

2 stops15h 31m

€699

ChicagoShannon

MDW - SNN

MDWSNN

Chicago Midway

Tue 11/8

13:25-11:10

2 stops15h 45m

Shannon

Tue 18/8

13:05-16:15

2 stops33h 10m

€735

ChicagoShannon

MDW - SNN

MDWSNN

Chicago Midway

Thu 30/7

12:41-11:10

2 stops16h 29m

Shannon

Thu 6/8

13:05-16:15

2 stops33h 10m

€922

ChicagoShannon

MDW - SNN

MDWSNN

Chicago Midway

Thu 13/8

12:46-11:10

2 stops16h 24m

Shannon

Thu 20/8

13:05-16:15

2 stops33h 10m

€1,175

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Shannon from

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

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

What is the cheapest month to fly to Shannon, Clare?

The month of April is another great option to travel to Shannon, Clare, with average flight prices from Illinois averaging around €411.

What is the cheapest Illinois to Shannon flight route?

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

How far in advance should I book a flight from Illinois to Shannon, Clare?

You are more likely to see cheaper flights to Shannon, Clare from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Shannon, Clare for around €767 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Shannon, Clare from Illinois for as low as €584 on momondo.

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

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

Cheap Illinois to Shannon, Clare flight deals and tips

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

Fastest flight time

7h 25m

Direct flights

Every day

Airports in Shannon, Clare

1 airport
The fastest flight from Illinois to Shannon, Clare takes 7h 25m
Direct flights go from Illinois to Shannon, Clare every day.
There is 1 airport in Shannon, Clare. From Illinois there are direct flights to Shannon (SNN).
Search flight deals

Frequently asked questions about flying from Illinois to Shannon, Clare

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

    Prices for flights from Illinois to Shannon Airport are refreshed on a daily basis.

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

    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 Illinois to Shannon Airport.

  • What documentation or ID do you need to fly to Shannon Airport?

    The necessary travel and health documents for your Shannon Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Illinois to Shannon, Clare?

Travelling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Tipperary
Nenagh
Killaloe
Lahinch
Adare
Bunratty

Why use momondo?

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

Finding the right flight to Shannon from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Shannon quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Shannon from Illinois with this policy.

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

Once you have performed a search for Illinois to Shannon 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 Illinois to Shannon right now. Can momondo alert me if prices change?

Price alerts on flights to Shannon from Illinois 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.

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