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Cheap flights from Ireland to St. Louis from $378

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to St. Louis departing on 1/13. 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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Find the cheapest flights from Ireland to St. Louis

Cheap round-trip flights

These are some of the best round-trip flight deals from Ireland to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ireland to St. Louis.

Cheap last minute flights

Planning a quick getaway from Ireland to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals to St. Louis

Find recent round-trip train or bus tickets from Ireland to St. Louis.

All round-trip flight deals to St. Louis

The cheapest plane tickets to St. Louis found on KAYAK recently.
2:05 pm - 8:41 pmDUB-STL
12h 36m1 stop
10:54 am - 7:35 pmSTL-DUB
26h 41m2 stops
$837American Airlines
Find Deal
Sun, Jan 12 - Sun, Jan 26
8:40 am - 8:41 pmDUB-STL
18h 01m2 stops
2:00 pm - 12:10 pmSTL-DUB
16h 10m2 stops
$841British Airways
Find Deal
Mon, Feb 3 - Sun, Feb 9
5:00 am - 11:30 pmDUB-STL
24h 30m2 stops
11:28 am - 7:00 amSTL-DUB
13h 32m1 stop
$849Lufthansa
Find Deal
Sun, Jan 12 - Sun, Jan 26
5:00 am - 11:30 pmDUB-STL
24h 30m2 stops
5:30 pm - 5:15 pmSTL-DUB
17h 45m2 stops
$851Lufthansa
Find Deal
Sun, Jan 12 - Sun, Jan 26
2:05 pm - 8:41 pmDUB-STL
12h 36m1 stop
2:00 pm - 8:40 amSTL-DUB
12h 40m1 stop
$854American Airlines
Find Deal
Sun, Jan 12 - Sun, Jan 26
9:00 am - 3:48 pmDUB-STL
12h 48m1 stop
8:25 am - 10:05 amSTL-DUB
19h 40m1 stop
$870United Airlines
Find Deal
Fri, Dec 13 - Sat, Dec 28
11:30 am - 11:30 amDUB-STL
30h 00m3 stops
12:15 pm - 10:15 amSTL-DUB
16h 00m3 stops
Mon, Feb 3 - Sun, Feb 9
2:05 pm - 8:13 amDUB-STL
48h 08m2 stops
6:46 pm - 10:15 amSTL-DUB
33h 29m2 stops
Sat, Jan 4 - Sat, Jan 11
5:55 am - 4:12 pmDUB-STL
16h 17m2 stops
12:00 pm - 8:05 amSTL-DUB
14h 05m2 stops
$1,060KLM
Find Deal
Fri, Dec 20 - Fri, Jan 10
11:50 am - 5:51 pmDUB-STL
36h 01m2 stops
11:30 am - 7:00 amSTL-DUB
13h 30m2 stops
$1,083United Airlines
Find Deal
Fri, Dec 20 - Fri, Jan 10
6:55 am - 2:43 pmDUB-STL
37h 48m3 stops
Mon, Jan 13
7:35 am - 11:24 pmDUB-STL
21h 49m2 stops
Mon, Dec 9
9:05 am - 10:46 pmDUB-STL
43h 41m3 stops
Fri, Dec 6
6:55 am - 11:27 pmDUB-STL
22h 32m2 stops
Mon, Jan 13
10:50 pm - 10:46 pmDUB-STL
29h 56m2 stops
Fri, Dec 6
11:20 am - 8:33 pmDUB-STL
15h 13m2 stops
$669WestJet
Find Deal
Sat, May 17
2:05 pm - 8:41 pmDUB-STL
12h 36m1 stop
$733Iberia
Find Deal
Mon, Jan 13
11:35 am - 7:45 pmDUB-STL
14h 10m1 stop
$760Aer Lingus
Find Deal
Sat, May 17
1:00 pm - 9:53 pmDUB-STL
14h 53m1 stop
$767Aer Lingus
Find Deal
Mon, Dec 9
10:55 am - 3:39 pmDUB-STL
34h 44m2 stops
$771Turkish Airlines
Find Deal
Tue, Nov 26

British Airways flights from Ireland to St. Louis

Our best British Airways deals on Ireland to St. Louis flight tickets
British Airways
Feb 3
DUB8:40 amDublin
18h 01m
2 stops
STL8:41 pmLambert-St Louis
Feb 9
STL2:00 pmLambert-St Louis
16h 10m
2 stops
DUB12:10 pmDublin
British Airways
Jan 4
DUB8:35 pmDublin
27h 23m
2 stops
STL5:58 pmLambert-St Louis
Jan 18
STL11:47 amLambert-St Louis
24h 53m
2 stops
DUB6:40 pmDublin

United Airlines flights from Ireland to St. Louis

Our best United Airlines deals on Ireland to St. Louis flight tickets
United Airlines
Nov 29
DUB9:00 amDublin
12h 58m
1 stop
STL3:58 pmLambert-St Louis
Dec 12
STL5:28 pmLambert-St Louis
31h 32m
1 stop
DUB7:00 amDublin
United Airlines
Dec 13
DUB9:00 amDublin
12h 48m
1 stop
STL3:48 pmLambert-St Louis
Dec 28
STL8:25 amLambert-St Louis
19h 40m
1 stop
DUB10:05 amDublin
United Airlines
Dec 20
DUB11:50 amDublin
36h 01m
2 stops
STL5:51 pmLambert-St Louis
Jan 10
STL11:30 amLambert-St Louis
13h 30m
2 stops
DUB7:00 amDublin

See travel insights to St. Louis from

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

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 Ireland to St. Louis flight route?

Dublin - Lambert-St Louis. Fly from Dublin to Lambert-St Louis for the best Ireland - St. Louis flight prices

Can stopping save me money on Ireland to St. Louis flights?

You could potentially save up to 47% on your flight if you consider stops on a Ireland to St. Louis flight.

Cheap Ireland to St. Louis flight deals and tips

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

Best Price Found

$378

Fastest flight time

12h 06m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Ireland in the past 72 hours is $378. The best round-trip flight deal from Ireland to St. Louis found on momondo in the last 72 hours is $837.
The fastest flight from Ireland to St. Louis takes 12h 06m
There are no direct flights from Ireland to St. Louis. Popular non-direct route for this connection is Dublin Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to St. Louis from Ireland which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Ireland to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Ireland to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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