Earn point on your loyalty program!arrow arc left

Cheap flights from St Louis (STL) to Dublin (DUB)

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 St Louis (STL) to Dublin (DUB)

How to find the cheapest flight from St Louis (STL) to Dublin (DUB)
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 Dublin (DUB)
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 Dublin (DUB)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from St Louis to Dublin in December 2025 , January 2026

31 Dec - 14 Jan $ 457.00
STL
St Louis
United Airlines
1 STOPS
DUB
Dublin
DUB
Dublin
United Airlines
1 STOPS
STL
St Louis
Pick dates
26 Dec - 10 Jan $ 1,946.00
STL
St Louis
Iberia Airlines
1 STOPS
DUB
Dublin
DUB
Dublin
Iberia Airlines
1 STOPS
STL
St Louis
Pick dates
26 Dec - 01 Jan $ 3,637.00
STL
St Louis
Aer Lingus
1 STOPS
DUB
Dublin
DUB
Dublin
Aer Lingus
1 STOPS
STL
St Louis
Pick dates

Last minute flights from St Louis to Dublin

29 Dec - 31 Dec $ 1,466.00
STL
St Louis
Frontier Airlines
1 STOPS
DUB
Dublin
DUB
Dublin
Frontier Airlines
2 STOPS
STL
St Louis
Pick dates
26 Dec - 31 Dec $ 1,749.00
STL
St Louis
Aer Lingus
1 STOPS
DUB
Dublin
DUB
Dublin
Aer Lingus
1 STOPS
STL
St Louis
Pick dates
26 Dec - 31 Dec $ 3,637.00
STL
St Louis
Aer Lingus
1 STOPS
DUB
Dublin
DUB
Dublin
Aer Lingus
1 STOPS
STL
St Louis
Pick dates

One-way flights to Dublin from St Louis

6:35 PM - 6:35 PM
Lufthansa
1 Stops
31h 35m
STL - DUB
$ 399
Kiwi
Pick dates
12:44 PM - 7:55 PM
Austrian Airlines
1 Stops
12h 46m
STL - DUB
$ 401
Kiwi
Pick dates
4:53 PM - 7:40 PM
Aer Lingus
1 Stops
10h 7m
STL - DUB
$ 590
Kiwi
Pick dates

How to find the cheapest flight from St Louis (STL) to Dublin (DUB)

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 St Louis (STL) to Dublin (DUB)
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 Dublin (DUB)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.