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Cheap flights from Ireland to St. Louis from $624

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 9/10. 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

Recent round-trip flight deals from Ireland to St. Louis

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.
Scandinavian Airlines Logo
8:15 pm - 11:53 pmDUB-STL
33h 38m2 stops
Scandinavian Airlines Logo
3:30 pm - 11:50 amSTL-DUB
38h 20m2 stops
$785Scandinavian Airlines
Find Deal
Thu, Jul 24 - Mon, Aug 25
Scandinavian Airlines Logo
8:15 pm - 9:41 pmDUB-STL
31h 26m2 stops
Scandinavian Airlines Logo
3:30 pm - 11:50 amSTL-DUB
38h 20m2 stops
$789Scandinavian Airlines
Find Deal
Thu, Jul 24 - Mon, Aug 25
 Logo
1:45 pm - 8:23 pmDUB-STL
12h 38m1 stop
 Logo
8:01 pm - 4:20 pmSTL-DUB
14h 19m2 stops
Sat, Sep 20 - Sat, Oct 4
British Airways Logo
8:35 am - 11:49 pmDUB-STL
21h 14m2 stops
British Airways Logo
1:22 pm - 11:55 amSTL-DUB
16h 33m2 stops
$874British Airways
Find Deal
Sat, Sep 20 - Sat, Oct 4
Iberia Logo
1:45 pm - 8:23 pmDUB-STL
12h 38m1 stop
Iberia Logo
2:42 pm - 6:30 amSTL-DUB
9h 48m1 stop
$875Iberia
Find Deal
Fri, Sep 19 - Sat, Oct 4
 Logo
9:30 am - 8:21 pmDUB-STL
16h 51m1 stop
 Logo
8:01 pm - 4:20 pmSTL-DUB
14h 19m2 stops
Fri, Sep 19 - Sat, Oct 4
British Airways Logo
12:45 pm - 11:49 pmDUB-STL
17h 04m2 stops
British Airways Logo
8:01 pm - 4:20 pmSTL-DUB
14h 19m2 stops
$879British Airways
Find Deal
Fri, Sep 19 - Sat, Oct 4
Delta Logo
5:55 am - 8:49 pmDUB-STL
20h 54m2 stops
Delta Logo
10:45 am - 10:00 amSTL-DUB
17h 15m1 stop
$884Delta
Find Deal
Wed, May 14 - Sun, Jun 1
Iberia Logo
1:45 pm - 11:49 pmDUB-STL
16h 04m1 stop
Iberia Logo
2:42 pm - 6:30 amSTL-DUB
9h 48m1 stop
$890Iberia
Find Deal
Sat, Sep 20 - Sat, Oct 4
Delta Logo
5:55 am - 4:51 pmDUB-STL
16h 56m2 stops
Delta Logo
5:45 pm - 3:00 pmSTL-DUB
15h 15m2 stops
$938Delta
Find Deal
Sat, Sep 20 - Sat, Oct 4

Scandinavian Airlines flights from Ireland to St. Louis

Our best Scandinavian Airlines deals on Ireland to St. Louis flight tickets
Scandinavian Airlines
Jul 24
DUB8:15 pmDublin
33h 38m
2 stops
STL11:53 pmLambert-St Louis
Aug 25
STL3:30 pmLambert-St Louis
38h 20m
2 stops
DUB11:50 amDublin
Scandinavian Airlines
Jul 24
DUB8:15 pmDublin
31h 26m
2 stops
STL9:41 pmLambert-St Louis
Aug 25
STL3:30 pmLambert-St Louis
38h 20m
2 stops
DUB11:50 amDublin

Delta flights from Ireland to St. Louis

Our best Delta deals on Ireland to St. Louis flight tickets
Delta
May 14
DUB5:55 amDublin
20h 54m
2 stops
STL8:49 pmLambert-St Louis
Jun 1
STL10:45 amLambert-St Louis
17h 15m
1 stop
DUB10:00 amDublin
Delta
May 8
DUB11:10 amDublin
18h 16m
2 stops
STL11:26 pmLambert-St Louis
May 21
STL6:45 amLambert-St Louis
19h 10m
2 stops
DUB7:55 amDublin
Delta
Sep 20
DUB5:55 amDublin
16h 56m
2 stops
STL4:51 pmLambert-St Louis
Oct 4
STL5:45 pmLambert-St Louis
15h 15m
2 stops
DUB3:00 pmDublin

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 month to fly to St. Louis?

In general, February is the cheapest month to fly from Ireland to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $835. The month of November is another great option to travel to St. Louis, with average flight prices from Ireland averaging around $848.

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

$624

Fastest flight time

11h 28m

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 $624. The best round-trip flight deal from Ireland to St. Louis found on momondo in the last 72 hours is $785.
The fastest flight from Ireland to St. Louis takes 11h 28m
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.


Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Florissant
Maryland Heights
Fairview Heights
Hermann
Collinsville
Fenton
Farmington
O'Fallon
St. Peters
Wentzville
Alton
Glencoe
Eureka
Edwardsville
Festus
Clayton
Grafton
Litchfield

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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