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Cheap flights from St. Louis to Ireland from €303

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from St. Louis to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
19:04 - 08:10STL  Lambert-St Louis-DUB Dublin
31h 06m1 stop Chicago O'Hare Intl
United Airlines Logo
09:00 - 15:57DUB  Dublin-STL Lambert-St Louis
36h 57m2 stops Toronto Pearson Intl Newark
€606United Airlines
Mon, 15 Feb - Fri, 26 Feb
Multiple Airlines Logo
07:29 - 07:10STL  Lambert-St Louis-DUB Dublin
17h 41m2 stops Chicago O'Hare Intl Toronto Pearson Intl
Multiple Airlines Logo
05:10 - 13:45DUB  Dublin-STL Lambert-St Louis
14h 35m1 stop Frankfurt am Main
€608Multiple Airlines
Wed, 20 Jan - Wed, 3 Feb
Multiple Airlines Logo
10:45 - 07:10STL  Lambert-St Louis-DUB Dublin
14h 25m2 stops Chicago O'Hare Intl Toronto Pearson Intl
Multiple Airlines Logo
09:00 - 15:26DUB  Dublin-STL Lambert-St Louis
12h 26m1 stop Toronto Pearson Intl
€610Multiple Airlines
Wed, 10 Feb - Thu, 18 Feb
Multiple Airlines Logo
16:05 - 08:15STL  Lambert-St Louis-DUB Dublin
10h 10m1 stop Toronto Pearson Intl
Multiple Airlines Logo
18:35 - 18:21DUB  Dublin-STL Lambert-St Louis
29h 46m2 stops Zurich Montreal Pierre Elliott Trudeau Intl
€611Multiple Airlines
Tue, 20 Apr - Tue, 11 May
Lufthansa Logo
15:40 - 16:30STL  Lambert-St Louis-DUB Dublin
18h 50m1 stop Frankfurt am Main
Lufthansa Logo
05:10 - 13:45DUB  Dublin-STL Lambert-St Louis
14h 35m1 stop Frankfurt am Main
€614Lufthansa
Wed, 20 Jan - Wed, 3 Feb
United Airlines Logo
05:00 - 08:10STL  Lambert-St Louis-DUB Dublin
21h 10m1 stop Chicago O'Hare Intl
United Airlines Logo
09:00 - 15:57DUB  Dublin-STL Lambert-St Louis
36h 57m2 stops Toronto Pearson Intl Newark
€615United Airlines
Mon, 15 Feb - Thu, 18 Feb
Multiple Airlines Logo
08:33 - 06:10STL  Lambert-St Louis-DUB Dublin
16h 37m2 stops Chicago O'Hare Intl Toronto Pearson Intl
Multiple Airlines Logo
18:35 - 15:26DUB  Dublin-STL Lambert-St Louis
49h 51m2 stops Zurich Toronto Pearson Intl
€615Multiple Airlines
Wed, 17 Mar - Thu, 25 Mar
United Airlines Logo
17:34 - 06:10STL  Lambert-St Louis-DUB Dublin
31h 36m2 stops Chicago O'Hare Intl Toronto Pearson Intl
United Airlines Logo
08:00 - 14:17DUB  Dublin-STL Lambert-St Louis
35h 17m2 stops Toronto Pearson Intl Chicago O'Hare Intl
€617United Airlines
Sat, 20 Mar - Fri, 26 Mar
United Airlines Logo
17:45 - 07:30STL  Lambert-St Louis-DUB Dublin
31h 45m2 stops Denver Intl Newark
United Airlines Logo
09:00 - 15:57DUB  Dublin-STL Lambert-St Louis
36h 57m2 stops Toronto Pearson Intl Newark
€619United Airlines
Mon, 15 Feb - Fri, 26 Feb
Multiple Airlines Logo
07:29 - 07:10STL  Lambert-St Louis-DUB Dublin
17h 41m2 stops Chicago O'Hare Intl Toronto Pearson Intl
Multiple Airlines Logo
05:10 - 15:26DUB  Dublin-STL Lambert-St Louis
40h 16m2 stops Frankfurt am Main Toronto Pearson Intl
€620Multiple Airlines
Wed, 20 Jan - Thu, 28 Jan

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KLM flights from St. Louis to Ireland

Our best KLM deals on St. Louis to Ireland flight tickets
KLM
15 Feb
STL07:20Lambert-St Louis
18h 25m
1 stop
DUB07:45Dublin
18 Feb
DUB09:40Dublin
17h 09m
1 stop
STL20:49Lambert-St Louis
€633
KLM
15 Feb
STL11:51Lambert-St Louis
14h 54m
2 stops
DUB08:45Dublin
18 Feb
DUB13:25Dublin
16h 14m
2 stops
STL23:39Lambert-St Louis
€634
KLM
3 Nov
STL07:00Lambert-St Louis
18h 45m
1 stop
DUB07:45Dublin
16 Nov
DUB09:55Dublin
17h 47m
1 stop
STL21:42Lambert-St Louis
€761

United Airlines flights from St. Louis to Ireland

Our best United Airlines deals on St. Louis to Ireland flight tickets
United Airlines
15 Feb
STL19:04Lambert-St Louis
31h 06m
1 stop
DUB08:10Dublin
26 Feb
DUB09:00Dublin
36h 57m
2 stops
STL15:57Lambert-St Louis
€606
United Airlines
15 Feb
STL05:00Lambert-St Louis
21h 10m
1 stop
DUB08:10Dublin
18 Feb
DUB09:00Dublin
36h 57m
2 stops
STL15:57Lambert-St Louis
€615
United Airlines
20 Mar
STL17:34Lambert-St Louis
31h 36m
2 stops
DUB06:10Dublin
26 Mar
DUB08:00Dublin
35h 17m
2 stops
STL14:17Lambert-St Louis
€617

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

St. LouisDublin

STL Lambert-St Louis - DUB Dublin

STLDUB

Lambert-St Louis

Mon 15/2

19:04-08:10

1 stop31h 06m

Dublin

Fri 26/2

09:00-15:57

2 stops36h 57m

€606

St. LouisDublin

STL Lambert-St Louis - DUB Dublin

STLDUB

Lambert-St Louis

Wed 20/1

07:29-07:10

2 stops17h 41m

Dublin

Wed 3/2

05:10-13:45

1 stop14h 35m

€608
Fastest return journey

St. LouisDublin

STL Lambert-St Louis - DUB Dublin

STLDUB

Lambert-St Louis

Wed 10/2

10:45-07:10

2 stops14h 25m

Dublin

Thu 18/2

09:00-15:26

1 stop12h 26m

€610

St. LouisDublin

STL Lambert-St Louis - DUB Dublin

STLDUB

Lambert-St Louis

Tue 20/4

16:05-08:15

1 stop10h 10m

Dublin

Tue 11/5

18:35-18:21

2 stops29h 46m

€611

St. LouisDublin

STL Lambert-St Louis - DUB Dublin

STLDUB

Lambert-St Louis

Wed 20/1

15:40-16:30

1 stop18h 50m

Dublin

Wed 3/2

05:10-13:45

1 stop14h 35m

€614

St. LouisDublin

STL Lambert-St Louis - DUB Dublin

STLDUB

Lambert-St Louis

Mon 15/2

05:00-08:10

1 stop21h 10m

Dublin

Thu 18/2

09:00-15:57

2 stops36h 57m

€615

St. LouisDublin

STL Lambert-St Louis - DUB Dublin

STLDUB

Lambert-St Louis

Wed 17/3

08:33-06:10

2 stops16h 37m

Dublin

Thu 25/3

18:35-15:26

2 stops49h 51m

€615

St. LouisDublin

STL Lambert-St Louis - DUB Dublin

STLDUB

Lambert-St Louis

Sat 20/3

17:34-06:10

2 stops31h 36m

Dublin

Fri 26/3

08:00-14:17

2 stops35h 17m

€617

St. LouisDublin

STL Lambert-St Louis - DUB Dublin

STLDUB

Lambert-St Louis

Mon 15/2

17:45-07:30

2 stops31h 45m

Dublin

Fri 26/2

09:00-15:57

2 stops36h 57m

€619

St. LouisDublin

STL Lambert-St Louis - DUB Dublin

STLDUB

Lambert-St Louis

Wed 20/1

07:29-07:10

2 stops17h 41m

Dublin

Thu 28/1

05:10-15:26

2 stops40h 16m

€620

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 Ireland from

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

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 Ireland?

The month of January is another great option to travel to Ireland, with average flight prices from St. Louis averaging around €444.

How far in advance should I book a flight from St. Louis to Ireland?

You are more likely to see cheaper flights to Ireland from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €667 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from St. Louis for as low as €429 on momondo.

Cheap St. Louis to Ireland flight deals and tips

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

Best price found

€303

Fastest flight time

10h 10m

Direct flights

None
The best one-way flight to Ireland from St. Louis in the past 72 hours is €303. The best return flight deal from St. Louis to Ireland found on momondo in the last 72 hours is €606.
The fastest flight from St. Louis to Ireland takes 10h 10m
There are no direct flights from St. Louis to Ireland. There are no popular flight routes from St. Louis to Ireland.
Search flight deals

Frequently asked questions about flying from St. Louis to Ireland

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

    Prices for flights from Lambert-St Louis Airport to Ireland are updated daily.

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

    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 Lambert-St Louis Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek 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 St. Louis to Ireland?

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 Ireland for you.

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

Yes. All flights to Ireland from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Ireland.

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

If you are not ready to book a flight from St. Louis to Ireland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ireland and let you know when they change.

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