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Cheap flights from St. Louis to Dublin from €273

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Dublin departing on 14/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from St. Louis to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
16:46 - 13:30
STL
-
DUB
14h 44m
2 stops
British Airways Logo
11:10 - 19:30
DUB
-
STL
14h 20m
1 stop
€346British Airways
Tue, 14 Apr - Wed, 22 Apr
British Airways Logo
09:37 - 10:15
STL
-
DUB
18h 38m
2 stops
British Airways Logo
12:50 - 19:30
DUB
-
STL
12h 40m
1 stop
€347British Airways
Tue, 14 Apr - Wed, 22 Apr
British Airways Logo
14:19 - 10:15
STL
-
DUB
13h 56m
2 stops
British Airways Logo
08:50 - 21:12
DUB
-
STL
18h 22m
2 stops
€351British Airways
Mon, 23 Feb - Tue, 3 Mar
British Airways Logo
14:06 - 10:15
STL
-
DUB
14h 09m
2 stops
British Airways Logo
07:35 - 18:52
DUB
-
STL
17h 17m
2 stops
€352British Airways
Tue, 17 Feb - Tue, 24 Feb
British Airways Logo
17:51 - 15:40
STL
-
DUB
16h 49m
2 stops
British Airways Logo
10:30 - 23:48
DUB
-
STL
19h 18m
2 stops
€355British Airways
Tue, 24 Mar - Tue, 31 Mar
British Airways Logo
14:19 - 10:15
STL
-
DUB
13h 56m
2 stops
British Airways Logo
20:40 - 17:13
DUB
-
STL
26h 33m
2 stops
€356British Airways
Sun, 22 Feb - Mon, 2 Mar
British Airways Logo
12:11 - 10:15
STL
-
DUB
16h 04m
2 stops
British Airways Logo
19:30 - 19:30
DUB
-
STL
30h 00m
1 stop
€357British Airways
Sun, 3 May - Tue, 12 May
British Airways Logo
11:44 - 11:20
STL
-
DUB
17h 36m
2 stops
British Airways Logo
12:00 - 22:14
DUB
-
STL
16h 14m
2 stops
€360British Airways
Tue, 14 Apr - Wed, 22 Apr
United Airlines Logo
08:30 - 07:20
STL
-
DUB
16h 50m
1 stop
United Airlines Logo
09:50 - 15:24
DUB
-
STL
11h 34m
1 stop
€363United Airlines
Tue, 14 Apr - Wed, 22 Apr
British Airways Logo
18:50 - 09:00
STL
-
DUB
32h 10m
2 stops
British Airways Logo
07:30 - 19:27
DUB
-
STL
17h 57m
2 stops
€365British Airways
Sun, 5 Apr - Tue, 14 Apr

Air Canada flights from St. Louis to Dublin

Our best Air Canada deals on St. Louis to Dublin flight tickets
Air Canada
5 Apr
STL16:05Lambert-St Louis
10h 10m
1 stop
DUB08:15Dublin
14 Apr
DUB09:50Dublin
11h 34m
1 stop
STL15:24Lambert-St Louis
€367
Air Canada
1 Feb
STL09:57Lambert-St Louis
15h 13m
2 stops
DUB07:10Dublin
13 Feb
DUB09:00Dublin
18h 40m
2 stops
STL21:40Lambert-St Louis
€375
Air Canada
2 Feb
STL16:05Lambert-St Louis
17h 35m
2 stops
DUB15:40Dublin
5 Feb
DUB08:45Dublin
18h 28m
3 stops
STL21:13Lambert-St Louis
€1,236

American Airlines flights from St. Louis to Dublin

Our best American Airlines deals on St. Louis to Dublin flight tickets
American Airlines
5 Apr
STL06:13Lambert-St Louis
18h 17m
1 stop
DUB06:30Dublin
14 Apr
DUB13:20Dublin
14h 54m
2 stops
STL22:14Lambert-St Louis
€372
American Airlines
8 Apr
STL07:05Lambert-St Louis
16h 05m
1 stop
DUB05:10Dublin
16 Apr
DUB14:50Dublin
13h 24m
2 stops
STL22:14Lambert-St Louis
€379
American Airlines
26 Feb
STL14:00Lambert-St Louis
13h 10m
2 stops
DUB09:10Dublin
24 Mar
DUB16:45Dublin
23h 44m
1 stop
STL11:29Lambert-St Louis
€389

momondo Fare Finder

 
Customise your flight search to find flights from St. Louis to Dublin 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 21 January 2026.
Use the filters below to find and compare flights from St. Louis to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 14/4

16:46-13:30

2 stops14h 44m

Dublin

Wed 22/4

11:10-19:30

1 stop14h 20m

€346

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 14/4

09:37-10:15

2 stops18h 38m

Dublin

Wed 22/4

12:50-19:30

1 stop12h 40m

€347

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Mon 23/2

14:19-10:15

2 stops13h 56m

Dublin

Tue 3/3

08:50-21:12

2 stops18h 22m

€351

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 17/2

14:06-10:15

2 stops14h 09m

Dublin

Tue 24/2

07:35-18:52

2 stops17h 17m

€352

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 24/3

17:51-15:40

2 stops16h 49m

Dublin

Tue 31/3

10:30-23:48

2 stops19h 18m

€355

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Sun 22/2

14:19-10:15

2 stops13h 56m

Dublin

Mon 2/3

20:40-17:13

2 stops26h 33m

€356

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Sun 3/5

12:11-10:15

2 stops16h 04m

Dublin

Tue 12/5

19:30-19:30

1 stop30h 00m

€357

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 14/4

11:44-11:20

2 stops17h 36m

Dublin

Wed 22/4

12:00-22:14

2 stops16h 14m

€360

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 14/4

08:30-07:20

1 stop16h 50m

Dublin

Wed 22/4

09:50-15:24

1 stop11h 34m

€363

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Sun 5/4

18:50-09:00

2 stops32h 10m

Dublin

Tue 14/4

07:30-19:27

2 stops17h 57m

€365

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Dublin from

How to get the cheapest flight ticket from St. Louis to Dublin

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 typical price of a round-trip flight between St. Louis and Dublin?

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of November, then book flights to Dublin from St. Louis during January instead. Flights to Dublin in January, while not as cheap as those in November, still average around €546.

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €681 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from St. Louis for as low as €520 on momondo.

How have St. Louis to Dublin flight prices changed over time?

When to book flights from St. Louis to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap St. Louis to Dublin (STL to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Dublin

Fastest flight time

11h 00m

Direct flights

None
The fastest flight from St. Louis to Dublin takes 11h 00m
There are no direct flights from St. Louis to Dublin. There are no popular flight routes from St. Louis to Dublin.
Search flight deals

  • How far is Lambert-St Louis to Dublin by plane?

    A flight from Lambert-St Louis to Dublin will travel around 6292.4 km. By plane, this route typically takes 11h 00m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Dublin Airport?

    Prices for flights from Lambert-St Louis Airport to Dublin Airport were last updated today.

  • How old do you have to be to fly from Lambert-St Louis Airport to Dublin Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Dublin Airport.

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

    The required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Wicklow
Cavan
Swords
Dundalk
Naas
Tullamore
Kildare
Enniscorthy
Bray
Mullingar
Carlingford
Gorey
Malahide
Maynooth
Leixlip
Arklow
Castleknock
Drogheda

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Dublin?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Dublin for you.

Can I find flights from St. Louis to Dublin with flexible booking policies on momondo?

All flight searches from St. Louis to Dublin on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from St. Louis to Dublin?

momondo helps you find the best flight between St. Louis and Dublin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from St. Louis to Dublin right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Dublin from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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