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Cheap flights from Ireland to St. Louis from €368

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ireland to St. Louis

Recent return flight deals from Ireland to St. Louis

Enter your travel dates to find the best prices.
Multiple Airlines Logo
13:20 - 13:10DUB  Dublin-STL Lambert-St Louis
53h 50m2 stops Newark Atlanta Hartsfield-Jackson
Multiple Airlines Logo
18:35 - 08:45STL  Lambert-St Louis-DUB Dublin
32h 10m1 stop Atlanta Hartsfield-Jackson
€659Multiple Airlines
Mon, 5 Oct - Mon, 12 Oct
Aer Lingus Logo
13:20 - 00:19DUB  Dublin-STL Lambert-St Louis
16h 59m2 stops Newark Chicago O'Hare Intl
Aer Lingus Logo
07:30 - 07:20STL  Lambert-St Louis-DUB Dublin
17h 50m2 stops Newark Washington, D.C. Dulles Intl
€698Aer Lingus
Mon, 5 Oct - Mon, 19 Oct
Multiple Airlines Logo
13:20 - 00:19DUB  Dublin-STL Lambert-St Louis
16h 59m2 stops Newark Chicago O'Hare Intl
Multiple Airlines Logo
17:36 - 07:45STL  Lambert-St Louis-DUB Dublin
32h 09m3 stops Chicago O'Hare Intl Newark Vancouver Intl
€703Multiple Airlines
Mon, 5 Oct - Mon, 19 Oct
Scandinavian Airlines Logo
19:05 - 21:33DUB  Dublin-STL Lambert-St Louis
32h 28m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
12:20 - 18:20STL  Lambert-St Louis-DUB Dublin
24h 00m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
€727Scandinavian Airlines
Thu, 12 Nov - Mon, 16 Nov
Scandinavian Airlines Logo
19:05 - 21:33DUB  Dublin-STL Lambert-St Louis
32h 28m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
12:20 - 18:20STL  Lambert-St Louis-DUB Dublin
24h 00m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
€728Scandinavian Airlines
Thu, 12 Nov - Mon, 16 Nov
Scandinavian Airlines Logo
19:05 - 23:56DUB  Dublin-STL Lambert-St Louis
34h 51m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
14:31 - 11:45STL  Lambert-St Louis-DUB Dublin
39h 14m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
€728Scandinavian Airlines
Thu, 12 Nov - Mon, 16 Nov
Multiple Airlines Logo
11:30 - 23:55DUB  Dublin-STL Lambert-St Louis
18h 25m2 stops Reykjavik Keflavik Intl Baltimore/Washington
Multiple Airlines Logo
13:55 - 10:15STL  Lambert-St Louis-DUB Dublin
14h 20m2 stops Baltimore/Washington Reykjavik Keflavik Intl
€744Multiple Airlines
Mon, 21 Dec - Fri, 8 Jan
Aer Lingus Logo
16:45 - 00:27DUB  Dublin-STL Lambert-St Louis
13h 42m1 stop Chicago O'Hare Intl
Aer Lingus Logo
17:18 - 05:10STL  Lambert-St Louis-DUB Dublin
29h 52m1 stop Chicago O'Hare Intl
€751Aer Lingus
Sun, 20 Sep - Sat, 3 Oct
Multiple Airlines Logo
17:30 - 13:25DUB  Dublin-STL Lambert-St Louis
25h 55m2 stops London Heathrow Frankfurt am Main
Multiple Airlines Logo
14:40 - 19:35STL  Lambert-St Louis-DUB Dublin
22h 55m2 stops Toronto Pearson Intl London Heathrow
€855Multiple Airlines
Mon, 5 Oct - Mon, 12 Oct
Multiple Airlines Logo
18:00 - 13:25DUB  Dublin-STL Lambert-St Louis
25h 25m2 stops London Heathrow Frankfurt am Main
Multiple Airlines Logo
14:40 - 11:20STL  Lambert-St Louis-DUB Dublin
14h 40m2 stops Toronto Pearson Intl London Heathrow
€860Multiple Airlines
Mon, 5 Oct - Mon, 12 Oct

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Aer Lingus flights from Ireland to St. Louis

Our best Aer Lingus deals on Ireland to St. Louis flight tickets
Aer Lingus
5 Oct
DUB13:20Dublin
16h 59m
2 stops
STL00:19Lambert-St Louis
19 Oct
STL07:30Lambert-St Louis
17h 50m
2 stops
DUB07:20Dublin
€698
Aer Lingus
20 Sept
DUB16:45Dublin
13h 42m
1 stop
STL00:27Lambert-St Louis
3 Oct
STL17:18Lambert-St Louis
29h 52m
1 stop
DUB05:10Dublin
€751
Aer Lingus
6 Oct
DUB09:40Dublin
19h 57m
2 stops
STL23:37Lambert-St Louis
13 Oct
STL10:59Lambert-St Louis
18h 21m
2 stops
DUB11:20Dublin
€959

Scandinavian Airlines flights from Ireland to St. Louis

Our best Scandinavian Airlines deals on Ireland to St. Louis flight tickets
Scandinavian Airlines
12 Nov
DUB19:05Dublin
32h 28m
2 stops
STL21:33Lambert-St Louis
16 Nov
STL12:20Lambert-St Louis
24h 00m
2 stops
DUB18:20Dublin
€727
Scandinavian Airlines
12 Nov
DUB19:05Dublin
34h 51m
2 stops
STL23:56Lambert-St Louis
16 Nov
STL14:31Lambert-St Louis
39h 14m
2 stops
DUB11:45Dublin
€728

momondo Fare Finder

 
Use the filters below to find and compare flights from Ireland to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Mon 5/10

13:20-13:10

2 stops53h 50m

Lambert-St Louis

Mon 12/10

18:35-08:45

1 stop32h 10m

€659

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Mon 5/10

13:20-00:19

2 stops16h 59m

Lambert-St Louis

Mon 19/10

07:30-07:20

2 stops17h 50m

€698

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Mon 5/10

13:20-00:19

2 stops16h 59m

Lambert-St Louis

Mon 19/10

17:36-07:45

3 stops32h 09m

€703

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Thu 12/11

19:05-21:33

2 stops32h 28m

Lambert-St Louis

Mon 16/11

12:20-18:20

2 stops24h 00m

€727

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Thu 12/11

19:05-21:33

2 stops32h 28m

Lambert-St Louis

Mon 16/11

12:20-18:20

2 stops24h 00m

€728

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Thu 12/11

19:05-23:56

2 stops34h 51m

Lambert-St Louis

Mon 16/11

14:31-11:45

2 stops39h 14m

€728
Fastest return journey

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Mon 21/12

11:30-23:55

2 stops18h 25m

Lambert-St Louis

Fri 8/1

13:55-10:15

2 stops14h 20m

€744

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Sun 20/9

16:45-00:27

1 stop13h 42m

Lambert-St Louis

Sat 3/10

17:18-05:10

1 stop29h 52m

€751

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Mon 5/10

17:30-13:25

2 stops25h 55m

Lambert-St Louis

Mon 12/10

14:40-19:35

2 stops22h 55m

€855

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Mon 5/10

18:00-13:25

2 stops25h 25m

Lambert-St Louis

Mon 12/10

14:40-11:20

2 stops14h 40m

€860

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

The cheapest month to fly to St. Louis from Ireland is in November. Flight prices, which tend to average around €0, are often lower during this time because this is during the off-season. The month of April is another great option to travel to St. Louis, with average flight prices from Ireland averaging around €838.

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

€368

Fastest flight time

20h 47m

Direct flights

None
The best one-way flight to St. Louis from Ireland in the past 72 hours is €368. The best return flight deal from Ireland to St. Louis found on momondo in the last 72 hours is €659.
The fastest flight from Ireland to St. Louis takes 20h 47m
There are no direct flights from Ireland to St. Louis. There are no popular flight routes from Ireland to St. Louis.
Search flight deals

Frequently asked questions about flying from Ireland to St. Louis

  • 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 for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Lambert-St Louis Airport.

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

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to St. Louis. momondo saves you time and could save you money on your trip.

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?

momondo provides multiple filters to help you find the best flight to St. Louis from Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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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