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Cheap flights from Ireland to St. Louis from €457

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
11:30 - 00:10DUB  Dublin-STL Lambert-St Louis
18h 40m2 stops Reykjavik Keflavik Intl Baltimore/Washington
Multiple Airlines Logo
06:40 - 10:15STL  Lambert-St Louis-DUB Dublin
21h 35m2 stops Baltimore/Washington Reykjavik Keflavik Intl
€728Multiple Airlines
Thu, 5 Nov - Thu, 12 Nov
Scandinavian Airlines Logo
19:05 - 21:42DUB  Dublin-STL Lambert-St Louis
32h 37m2 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
€750Scandinavian Airlines
Thu, 12 Nov - Mon, 16 Nov
Scandinavian Airlines Logo
19:05 - 21:42DUB  Dublin-STL Lambert-St Louis
32h 37m2 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
€751Scandinavian Airlines
Thu, 12 Nov - Mon, 16 Nov
Scandinavian Airlines Logo
19:05 - 21:42DUB  Dublin-STL Lambert-St Louis
32h 37m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
12:29 - 18:20STL  Lambert-St Louis-DUB Dublin
23h 51m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
€751Scandinavian Airlines
Thu, 12 Nov - Mon, 16 Nov
Multiple Airlines Logo
11:30 - 22:15DUB  Dublin-STL Lambert-St Louis
16h 45m2 stops Reykjavik Keflavik Intl Baltimore/Washington
Multiple Airlines Logo
10:30 - 10:15STL  Lambert-St Louis-DUB Dublin
17h 45m2 stops Nashville Intl Reykjavik Keflavik Intl
€754Multiple Airlines
Wed, 4 Nov - Wed, 11 Nov
Iberia Logo
12:55 - 23:33DUB  Dublin-STL Lambert-St Louis
16h 38m1 stop Dallas/Fort Worth
Iberia Logo
12:58 - 07:10STL  Lambert-St Louis-DUB Dublin
12h 12m1 stop Dallas/Fort Worth
€851Iberia
Thu, 5 Nov - Thu, 12 Nov
Finnair Logo
12:55 - 21:59DUB  Dublin-STL Lambert-St Louis
14h 04m1 stop Dallas/Fort Worth
Finnair Logo
12:58 - 07:10STL  Lambert-St Louis-DUB Dublin
12h 12m1 stop Dallas/Fort Worth
€855Finnair
Sun, 25 Oct - Sat, 7 Nov
British Airways Logo
08:50 - 23:59DUB  Dublin-STL Lambert-St Louis
21h 09m2 stops London Heathrow Chicago O'Hare Intl
British Airways Logo
13:58 - 12:15STL  Lambert-St Louis-DUB Dublin
16h 17m2 stops Charlotte Douglas London Heathrow
€861British Airways
Tue, 17 Nov - Wed, 2 Dec
British Airways Logo
08:50 - 21:51DUB  Dublin-STL Lambert-St Louis
19h 01m2 stops London Heathrow Charlotte Douglas
British Airways Logo
11:13 - 14:00STL  Lambert-St Louis-DUB Dublin
20h 47m2 stops Chicago O'Hare Intl London Heathrow
€861British Airways
Tue, 17 Nov - Thu, 26 Nov
British Airways Logo
11:00 - 23:59DUB  Dublin-STL Lambert-St Louis
18h 59m2 stops London Heathrow Chicago O'Hare Intl
British Airways Logo
17:29 - 14:15STL  Lambert-St Louis-DUB Dublin
14h 46m2 stops Chicago O'Hare Intl London Heathrow
€861British Airways
Tue, 17 Nov - Fri, 27 Nov

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American Airlines flights from Ireland to St. Louis

Our best American Airlines deals on Ireland to St. Louis flight tickets
American Airlines
14 Jan
DUB11:30Dublin
14h 54m
1 stop
STL20:24Lambert-St Louis
18 Jan
STL13:40Lambert-St Louis
12h 50m
2 stops
DUB08:30Dublin
€869
American Airlines
12 Nov
DUB12:55Dublin
15h 44m
1 stop
STL22:39Lambert-St Louis
16 Nov
STL10:21Lambert-St Louis
14h 49m
1 stop
DUB07:10Dublin
€869
American Airlines
4 Nov
DUB12:55Dublin
15h 04m
1 stop
STL21:59Lambert-St Louis
11 Nov
STL13:58Lambert-St Louis
12h 42m
2 stops
DUB08:40Dublin
€881

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 37m
2 stops
STL21:42Lambert-St Louis
16 Nov
STL14:31Lambert-St Louis
39h 14m
2 stops
DUB11:45Dublin
€750
Scandinavian Airlines
12 Nov
DUB19:05Dublin
32h 37m
2 stops
STL21:42Lambert-St Louis
16 Nov
STL14:31Lambert-St Louis
39h 14m
2 stops
DUB11:45Dublin
€751

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

Thu 5/11

11:30-00:10

2 stops18h 40m

Lambert-St Louis

Thu 12/11

06:40-10:15

2 stops21h 35m

€728

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Thu 12/11

19:05-21:42

2 stops32h 37m

Lambert-St Louis

Mon 16/11

14:31-11:45

2 stops39h 14m

€750

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Thu 12/11

19:05-21:42

2 stops32h 37m

Lambert-St Louis

Mon 16/11

14:31-11:45

2 stops39h 14m

€751

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Thu 12/11

19:05-21:42

2 stops32h 37m

Lambert-St Louis

Mon 16/11

12:29-18:20

2 stops23h 51m

€751

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Wed 4/11

11:30-22:15

2 stops16h 45m

Lambert-St Louis

Wed 11/11

10:30-10:15

2 stops17h 45m

€754

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Thu 5/11

12:55-23:33

1 stop16h 38m

Lambert-St Louis

Thu 12/11

12:58-07:10

1 stop12h 12m

€851
Fastest return journey

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Sun 25/10

12:55-21:59

1 stop14h 04m

Lambert-St Louis

Sat 7/11

12:58-07:10

1 stop12h 12m

€855

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Tue 17/11

08:50-23:59

2 stops21h 09m

Lambert-St Louis

Wed 2/12

13:58-12:15

2 stops16h 17m

€861

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Tue 17/11

08:50-21:51

2 stops19h 01m

Lambert-St Louis

Thu 26/11

11:13-14:00

2 stops20h 47m

€861

DublinSt. Louis

DUB Dublin - STL Lambert-St Louis

DUBSTL

Dublin

Tue 17/11

11:00-23:59

2 stops18h 59m

Lambert-St Louis

Fri 27/11

17:29-14:15

2 stops14h 46m

€861

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 €855.

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

€457

Fastest flight time

16h 45m

Direct flights

None
The best one-way flight to St. Louis from Ireland in the past 72 hours is €457. The best return flight deal from Ireland to St. Louis found on momondo in the last 72 hours is €728.
The fastest flight from Ireland to St. Louis takes 16h 45m
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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