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Find cheap flights from St. Louis to Ireland from €359

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Ireland departing on 15/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Tue 4/6
Tue 11/6

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Best Ireland Flight Deals

Cheapest return prices found by our users on KAYAK in the last 72 hours

Dublin
Dublin2 stops€552
Shannon
Shannon1 stop€764

Good to know

Low season

January

High season

September

Cheapest flight

€359
Best time to beat the crowds (33% less expensive on average)
Most popular time to fly (19% more expensive on average)
Flight from St. Louis to Dublin

FAQs - booking Ireland flights

  • Can I get assistance with my luggage while at STL?

    If you have heavy luggage and need assistance in getting through the airport, STL is equipped with baggage carts that you can take advantage of to help you get through the airport. These baggage carts are found in terminals 1 and 2. Note that charges may apply.

  • What family services does STL offer?

    STL offers great family services that parents and guardians traveling with kids can utilize. The features an interactive kids’ play area located in terminals located near Gate3 where kids can expend some energy before boarding their flights. You can also have access to family restrooms found throughout the airport concourses and terminals.

  • Where can I get assistance at Ireland airports?

    DUB, ORK and SNN feature information desks where you can get particular information or any assistance that you need while at the airports. At DUB, you will find them in the Arrivals area terminal 1, while at ORK, they are located on the landside and at SNN near the front entrance.

  • Can I freshen up at Ireland airports?

    ORK doesn’t have any shower facilities, while DUB and SNN are equipped with excellent shower amenities that passengers can utilize on their arrival to freshen up. These shower facilities are located in the airport lounges.

  • How does KAYAK find such low prices on flights from St. Louis to Ireland?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Ireland.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Ireland?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ireland from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from St. Louis to Ireland?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Ireland with an airline and back to St. Louis with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Ireland?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ireland from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding cheap flights to Ireland

  • Morning departure is around 7% cheaper than an evening flight, on average*.
  • If you are flying from St Louis to Ireland through St Louis Lambert International Airport (STL), ensure that you arrive at the airport at least 3 hours before your scheduled flight departure. This is to give you enough time to check in, go through security checks and arrive at your boarding gate on time. Nonetheless, if you are self-driving to the airport, it gives you ample time to park your car.
  • Dublin Airport (DUB) is the main airport in Ireland, serving major international and domestic flights. However, you can also land at Shannon Airport (SNN) or Cork Airport (ORK). ORK and DUB serve as the main hub of Ryanair and Aer Lingus airlines, while SNN serves as the hub of Aer Lingus.
  • Upon your arrival at any of the airports in Ireland, you will find car rental agencies like Budget, Sixt, Dollar, Europcar, Avis and Enterprise. At DUB, the rental agencies are found in terminals 1 and 2, while at SNN, they are found across the baggage claim. On the other hand, at ORK, these car rental companies are found at the Arrivals Hall.
  • There are no multiple flight options when flying from St Louis to Ireland. Passengers can only opt for multiple connecting flight services as this is a long flight duration. Delta Airlines, United Airlines and Air Canada are some of the carriers frequently operating along this route, offering two-stop flight options with layovers at Vancouver (YYZ), Washington Dulles (IAD), Newark Liberty (EWR), Atlanta (ATL) and Frankfurt (FRA) Airports.
  • The military USO Lounge at the STL offers a comfortable place for you and your family to wait for your flight if you are an active duty US military member. The lounge offers services such as sleeping areas with bunks and beds, showers, bathrooms, toiletries, children's play area, luggage storage, charging stations, assistance with local information and travel plans and snacks and beverages. They are located in terminals 1 and 2.
See more tips
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

Book cheap flights from St. Louis to Ireland

Recent return flight deals

1/11Fri
2 stops
19h 40mSTL-DUB
8/11Fri
1 stop
12h 23mDUB-STL
€552
1/11Fri
2 stops
19h 40mSTL-DUB
8/11Fri
2 stops
31h 18mDUB-STL
€560
1/11Fri
1 stopLufthansa
13h 05mSTL-DUB
5/11Tue
1 stopLufthansa
18h 10mDUB-STL
€577
15/10Tue
1 stopAir Canada
10h 10mSTL-DUB
1/11Fri
1 stopAir Canada
12h 23mDUB-STL
€618
16/10Wed
1 stopDelta
14h 54mSTL-DUB
1/11Fri
2 stopsDelta
22h 35mDUB-STL
€646
20/10Sun
2 stopsDelta
15h 35mSTL-DUB
1/11Fri
2 stopsDelta
19h 40mDUB-STL
€649
15/10Tue
2 stopsAir Canada
38h 15mSTL-DUB
3/11Sun
1 stopAir Canada
12h 23mDUB-STL
€664
20/10Sun
1 stopLufthansa
19h 25mSTL-DUB
31/10Thu
1 stopLufthansa
35h 20mDUB-STL
€672
19/10Sat
1 stopUnited Airlines
18h 01mSTL-DUB
1/11Fri
1 stopUnited Airlines
12h 40mDUB-STL
€675
10/9Tue
1 stopUnited Airlines
14h 30mSTL-DUB
18/9Wed
2 stopsUnited Airlines
35h 34mDUB-STL
€729

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Recent one-way flight deals

15/10Tue
2 stops
19h 25mSTL-DUB
€359
29/7Mon
2 stops
39h 40mSTL-DUB
€404
29/7Mon
3 stops
34h 24mSTL-DUB
€413
4/9Wed
2 stops
34h 01mSTL-DUB
€480
29/7Mon
2 stops
32h 31mSTL-DUB
€569
4/9Wed
3 stops
29h 50mSTL-DUB
€589
29/7Mon
1 stopKLM
11h 02mSTL-DUB
€610
15/10Tue
3 stopsUnited Airlines
32h 41mSTL-DUB
€618
15/8Thu
1 stopLufthansa
13h 40mSTL-DUB
€2,484
15/8Thu
2 stopsLufthansa
14h 45mSTL-DUB
€2,502

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Last minute flights from St. Louis to Ireland

Last minute flight, train and bus deals

6/5Mon
multi-stop
19h 10mSTL-DUB
13/5Mon
multi-stop
29h 26mDUB-STL
€845
6/5Mon
multi-stopUnited Airlines
19h 00mSTL-DUB
13/5Mon
multi-stopUnited Airlines
30h 09mDUB-STL
€1,103
6/5Mon
multi-stopUnited Airlines
13h 55mSTL-DUB
13/5Mon
multi-stopUnited Airlines
11h 31mDUB-STL
€1,114
8/5Wed
multi-stop
11h 45mSTL-DUB
10/5Fri
multi-stop
11h 31mDUB-STL
€1,224
8/5Wed
multi-stop
15h 05mSTL-DUB
10/5Fri
multi-stop
17h 15mDUB-STL
€1,229
8/5Wed
multi-stopAir Canada
15h 15mSTL-DUB
10/5Fri
multi-stopAir Canada
34h 33mDUB-STL
€1,234
8/5Wed
multi-stop
19h 30mSTL-DUB
10/5Fri
multi-stop
29h 15mDUB-STL
€1,468

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St. Louis - Ireland Flights

Departure:

St. Louis (STL)United States

Return flight deals:

Ireland - St. Louis

Cabin classes: