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Cheap flights from St. Louis to Dublin from €335

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 13/5. 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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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from St. Louis to Dublin.
Air Canada Logo
13:30 - 07:45STL-DUB
12h 15m1 stop
Air Canada Logo
09:20 - 14:33DUB-STL
35h 13m2 stops
€700Air Canada
Find Deal
Mon, 8 Sep - Tue, 16 Sep
Air Canada Logo
11:20 - 07:45STL-DUB
14h 25m2 stops
Air Canada Logo
09:20 - 14:33DUB-STL
35h 13m2 stops
€704Air Canada
Find Deal
Wed, 3 Sep - Tue, 16 Sep
United Airlines Logo
06:30 - 09:45STL-DUB
21h 15m1 stop
United Airlines Logo
09:50 - 12:36DUB-STL
32h 46m1 stop
€711United Airlines
Find Deal
Tue, 29 Apr - Fri, 9 May
United Airlines Logo
15:40 - 11:10STL-DUB
13h 30m2 stops
United Airlines Logo
09:50 - 09:58DUB-STL
30h 08m2 stops
€714United Airlines
Find Deal
Wed, 30 Apr - Wed, 14 May
 Logo
15:40 - 10:20STL-DUB
12h 40m2 stops
 Logo
09:50 - 19:58DUB-STL
16h 08m2 stops
€726
Find Deal
Tue, 29 Apr - Fri, 9 May
KLM Logo
11:32 - 07:45STL-DUB
14h 13m1 stop
KLM Logo
10:00 - 20:49DUB-STL
16h 49m1 stop
€735KLM
Find Deal
Tue, 27 May - Tue, 3 Jun
Delta Logo
06:45 - 07:45STL-DUB
19h 00m2 stops
Delta Logo
13:15 - 23:26DUB-STL
16h 11m2 stops
€739Delta
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Tue, 27 May - Tue, 3 Jun
Delta Logo
17:40 - 08:45STL-DUB
33h 05m1 stop
Delta Logo
11:00 - 18:02DUB-STL
13h 02m1 stop
€740Delta
Find Deal
Sat, 6 Sep - Tue, 16 Sep
 Logo
13:30 - 07:45STL-DUB
12h 15m1 stop
 Logo
09:50 - 12:20DUB-STL
32h 30m2 stops
€762
Find Deal
Fri, 19 Sep - Fri, 26 Sep
KLM Logo
12:51 - 09:15STL-DUB
14h 24m2 stops
KLM Logo
12:00 - 20:39DUB-STL
14h 39m2 stops
€795KLM
Find Deal
Tue, 15 Apr - Sun, 20 Apr

Air Canada flights from St. Louis to Dublin

Our best Air Canada deals on St. Louis to Dublin flight tickets
Air Canada
8 Sept
STL13:30Lambert-St Louis
12h 15m
1 stop
DUB07:45Dublin
16 Sept
DUB09:20Dublin
35h 13m
2 stops
STL14:33Lambert-St Louis
Air Canada
3 Sept
STL11:20Lambert-St Louis
14h 25m
2 stops
DUB07:45Dublin
16 Sept
DUB09:20Dublin
35h 13m
2 stops
STL14:33Lambert-St Louis
Air Canada
2 Sept
STL16:05Lambert-St Louis
33h 40m
2 stops
DUB07:45Dublin
11 Sept
DUB09:20Dublin
36h 24m
2 stops
STL15:44Lambert-St Louis

United Airlines flights from St. Louis to Dublin

Our best United Airlines deals on St. Louis to Dublin flight tickets
United Airlines
29 Apr
STL06:30Lambert-St Louis
21h 15m
1 stop
DUB09:45Dublin
9 May
DUB09:50Dublin
32h 46m
1 stop
STL12:36Lambert-St Louis
United Airlines
30 Apr
STL15:40Lambert-St Louis
13h 30m
2 stops
DUB11:10Dublin
14 May
DUB09:50Dublin
30h 08m
2 stops
STL09:58Lambert-St Louis
United Airlines
20 Sept
STL15:20Lambert-St Louis
34h 25m
2 stops
DUB07:45Dublin
30 Sept
DUB09:50Dublin
32h 30m
2 stops
STL12:20Lambert-St Louis

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 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 February instead. Flights to Dublin in February, while not as cheap as those in November, still average around €646.

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 22 weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €836 when searching 22 weeks out.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 €711 on momondo.

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

As of April 2025, prices for St. Louis to Dublin flights are approximately 26% cheaper when compared to flights at the same time last year.

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

Best price found

€335

Fastest flight time

9h 39m

Direct flights

None

Airports in Dublin

1 airport
The best one-way flight to Dublin from St. Louis in the past 72 hours is €335. The best return flight deal from St. Louis to Dublin found on momondo in the last 72 hours is €700.
The fastest flight from St. Louis to Dublin takes 9h 39m
There are no direct flights from St. Louis to Dublin. Popular non-direct route for this connection is Lambert-St Louis Airport - Dublin Airport.
There is 1 airport near Dublin: Dublin (DUB)

  • 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 9h 39m.

  • 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
Enniscorthy
Swords
Dundalk
Wicklow
Arklow
Cavan
Naas
Tullamore
Gorey
Kildare
Drogheda
Portmarnock
Mullingar
Maynooth
Bray
Castleknock
Thurles
Leixlip

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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