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Cheap flights from St Louis (STL) 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 St Louis (STL) to Shannon (SNN)

How to find the cheapest flight from St Louis (STL) to Shannon (SNN)
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How to find the cheapest flight from St Louis (STL) to Shannon (SNN)
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How to find the cheapest flight from St Louis (STL) to Shannon (SNN)
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Cheap flights from St Louis to Shannon in June , July 2026

30 Jun - 02 Jul $ 1,654.00
STL
St Louis
United Airlines
1 STOPS
SNN
Shannon
SNN
Shannon
United Airlines
1 STOPS
STL
St Louis
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30 Jun - 02 Jul $ 1,654.00
STL
St Louis
United Airlines
1 STOPS
SNN
Shannon
SNN
Shannon
United Airlines
1 STOPS
STL
St Louis
Pick dates
30 Jun - 02 Jul $ 1,654.00
STL
St Louis
United Airlines
1 STOPS
SNN
Shannon
SNN
Shannon
United Airlines
1 STOPS
STL
St Louis
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Last minute flights from St Louis to Shannon

29 Jun - 01 Jul $ 2,322.00
STL
St Louis
Air Canada
2 STOPS
SNN
Shannon
SNN
Shannon
Air Canada
2 STOPS
STL
St Louis
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28 Jun - 01 Jul $ 2,408.00
STL
St Louis
Air Canada
2 STOPS
SNN
Shannon
SNN
Shannon
Air Canada
2 STOPS
STL
St Louis
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28 Jun - 01 Jul $ 2,480.00
STL
St Louis
Air Canada
2 STOPS
SNN
Shannon
SNN
Shannon
Air Canada
2 STOPS
STL
St Louis
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One-way flights to Shannon from St Louis

3:22 PM - 6:05 PM
United Airlines
1 Stops
10h 8m
STL - SNN
$ 803
Kiwi
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4:53 PM - 10:50 PM
United Airlines
1 Stops
11h 22m
STL - SNN
$ 803
Kiwi
Pick dates
3:22 PM - 6:05 PM
United Airlines
1 Stops
10h 8m
STL - SNN
$ 913
Kiwi
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How to find the cheapest flight from St Louis (STL) to Shannon (SNN)

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