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

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Chicago (CHI) to Shannon (SNN)

How to find the cheapest flight from Chicago (CHI) to Shannon (SNN)
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How to find the cheapest flight from Chicago (CHI) to Shannon (SNN)
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How to find the cheapest flight from Chicago (CHI) to Shannon (SNN)
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Cheap flights from Chicago to Shannon in August , September 2026

26 Aug - 11 Sep $ 918.00
CHI
Chicago
United Airlines
DIRECT
SNN
Shannon
SNN
Shannon
United Airlines
DIRECT
CHI
Chicago
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24 Aug - 05 Sep $ 1,648.00
CHI
Chicago
Aer Lingus
1 STOPS
SNN
Shannon
SNN
Shannon
Aer Lingus
2 STOPS
CHI
Chicago
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23 Aug - 10 Sep $ 2,052.00
CHI
Chicago
JetBlue Airways
1 STOPS
SNN
Shannon
SNN
Shannon
JetBlue Airways
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to Shannon

23 Aug - 31 Aug $ 978.00
CHI
Chicago
United Airlines
DIRECT
SNN
Shannon
SNN
Shannon
United Airlines
DIRECT
CHI
Chicago
Pick dates
23 Aug - 31 Aug $ 978.00
CHI
Chicago
United Airlines
1 STOPS
SNN
Shannon
SNN
Shannon
United Airlines
DIRECT
CHI
Chicago
Pick dates
23 Aug - 31 Aug $ 1,274.00
CHI
Chicago
Lufthansa
DIRECT
SNN
Shannon
SNN
Shannon
Lufthansa
DIRECT
CHI
Chicago
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One-way flights to Shannon from Chicago

6:05 PM - 6:05 PM
United Airlines
0 Stops
7h 25m
CHI - SNN
$ 543
Kiwi
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6:10 PM - 10:50 PM
United Airlines
1 Stops
10h 5m
CHI - SNN
$ 543
Kiwi
Pick dates
6:05 PM - 6:05 PM
United Airlines
0 Stops
7h 25m
CHI - SNN
$ 549
Kiwi
Pick dates

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

Related info for your journey
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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.