Earn point on your loyalty program!arrow arc left

Cheap flights from Chicago (CHI) to Shannon (SNN)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Chicago (CHI) to Shannon (SNN)

How to find the cheapest flight from Chicago (CHI) to Shannon (SNN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Shannon (SNN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Shannon (SNN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Chicago to Shannon in April , May 2026

27 Apr - 13 May $ 758.00
CHI
Chicago
United Airlines
1 STOPS
SNN
Shannon
SNN
Shannon
United Airlines
1 STOPS
CHI
Chicago
Pick dates
17 Apr - 08 May $ 1,463.00
CHI
Chicago
Aer Lingus
2 STOPS
SNN
Shannon
SNN
Shannon
Aer Lingus
2 STOPS
CHI
Chicago
Pick dates
14 Apr - 06 May $ 1,632.00
CHI
Chicago
Aer Lingus
2 STOPS
SNN
Shannon
SNN
Shannon
Aer Lingus
2 STOPS
CHI
Chicago
Pick dates

Last minute flights from Chicago to Shannon

16 Apr - 30 Apr $ 814.00
CHI
Chicago
United Airlines
1 STOPS
SNN
Shannon
SNN
Shannon
United Airlines
1 STOPS
CHI
Chicago
Pick dates
16 Apr - 30 Apr $ 814.00
CHI
Chicago
United Airlines
1 STOPS
SNN
Shannon
SNN
Shannon
United Airlines
1 STOPS
CHI
Chicago
Pick dates
14 Apr - 30 Apr $ 1,851.00
CHI
Chicago
Aer Lingus
2 STOPS
SNN
Shannon
SNN
Shannon
Aer Lingus
2 STOPS
CHI
Chicago
Pick dates

One-way flights to Shannon from Chicago

4:30 PM - 10:40 PM
United Airlines
1 Stops
11h 45m
CHI - SNN
$ 530
Kiwi
Pick dates
4:30 PM - 10:40 PM
United Airlines
1 Stops
11h 45m
CHI - SNN
$ 554
Kiwi
Pick dates
6:10 PM - 9:50 AM
Aer Lingus
1 Stops
11h 10m
CHI - SNN
$ 680
Kiwi
Pick dates

How to find the cheapest flight from Chicago (CHI) to Shannon (SNN)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Shannon (SNN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Shannon (SNN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.