€371 Find Cheap Flights from St. Louis to Ireland

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 13/5. 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.
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Best Ireland Flight Deals from St. Louis

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

Dublin
Dublin1 stop€531
Shannon
Shannon1 stop€766

Good to know

Low season

January

High season

September

Cheapest flight

€371
Best time to beat the crowds (14% less expensive on average)
Most popular time to fly and prices are also 0% lower on average.
Flight from St. Louis to Shannon

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 from St. Louis to Ireland is likely to change within 7 days, so travellers 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 from St. Louis to Ireland with an airline and back 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 from St. Louis to Ireland 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

  • Book at least 1 week before departure in order to get a below-average price.
  • High season is considered to be May, June and July. The cheapest month to fly from St. Louis is December.
  • On average*, there is no price difference when choosing to fly in the morning or the evening on this flight route.
  • 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

1/4Tue
1 stopIberia
10h 25mSTL-DUB
8/4Tue
1 stopIberia
17h 28mDUB-STL
€531
1/4Tue
1 stopUnited Airlines
10h 10mSTL-DUB
8/4Tue
1 stopUnited Airlines
10h 59mDUB-STL
€534
1/4Tue
2 stopsAir Canada
15h 35mSTL-DUB
8/4Tue
1 stopAir Canada
10h 59mDUB-STL
€535
1/4Tue
2 stopsAir Canada
15h 35mSTL-DUB
8/4Tue
2 stopsAir Canada
34h 52mDUB-STL
€541
1/4Tue
2 stopsAmerican Airlines
12h 35mSTL-DUB
8/4Tue
2 stopsAmerican Airlines
14h 42mDUB-STL
€552
9/3Sun
1 stopAmerican Airlines
21h 40mSTL-DUB
20/3Thu
2 stopsAmerican Airlines
16h 12mDUB-STL
€562
2/4Wed
1 stopLufthansa
19h 25mSTL-DUB
7/4Mon
2 stopsLufthansa
28h 07mDUB-STL
€592
17/3Mon
2 stops
18h 07mSTL-DUB
24/3Mon
2 stops
39h 06mDUB-STL
€608
20/3Thu
2 stops
13h 59mSTL-DUB
2/4Wed
2 stops
15h 40mDUB-STL
€614
13/4Sun
1 stopLufthansa
14h 00mSTL-DUB
19/4Sat
1 stopLufthansa
34h 30mDUB-STL
€941

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Recent one-way flight deals

13/5Tue
2 stops
38h 58mSTL-SNN
€371
19/5Mon
3 stops
41h 13mSTL-KIR
€426
27/3Thu
2 stopsUnited Airlines
21h 05mSTL-DUB
€461
1/8Fri
2 stops
34h 10mSTL-DUB
€475
18/5Sun
3 stops
41h 48mSTL-KIR
€487
13/5Tue
2 stopsUnited Airlines
17h 15mSTL-SNN
€518
2/7Wed
2 stopsBritish Airways
14h 45mSTL-DUB
€588
4/5Sun
2 stopsAmerican Airlines
12h 30mSTL-DUB
€590
1/8Fri
1 stopAer Lingus
15h 47mSTL-DUB
€637
13/5Tue
1 stopAmerican Airlines
14h 15mSTL-SNN
€652

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Last minute flights from St. Louis to Ireland

Last minute flight, train and bus deals

26/2Wed
multi-stopAer Lingus
16h 20mSTL-DUB
11/3Tue
multi-stopAer Lingus
11h 58mDUB-STL
€742
25/2Tue
multi-stopAer Lingus
10h 20mSTL-DUB
8/3Sat
multi-stopAer Lingus
12h 29mDUB-STL
€787
26/2Wed
multi-stopAmerican Airlines
13h 30mSTL-DUB
11/3Tue
multi-stopAmerican Airlines
11h 36mDUB-STL
€949
26/2Wed
multi-stopAmerican Airlines
13h 30mSTL-DUB
11/3Tue
multi-stopAmerican Airlines
14h 51mDUB-STL
€953
25/2Tue
multi-stopUnited Airlines
15h 05mSTL-DUB
8/3Sat
multi-stopUnited Airlines
34h 43mDUB-STL
€974
26/2Wed
multi-stopUnited Airlines
17h 47mSTL-DUB
9/3Sun
multi-stopUnited Airlines
40h 25mDUB-STL
€977
25/2Tue
multi-stopAir Canada
17h 05mSTL-DUB
8/3Sat
multi-stopAir Canada
32h 12mDUB-STL
€993
26/2Wed
multi-stopAir Canada
15h 45mSTL-DUB
11/3Tue
multi-stopAir Canada
26h 57mDUB-STL
€1,064
25/2Tue
multi-stop
15h 45mSTL-DUB
8/3Sat
multi-stop
25h 47mDUB-STL
€1,112
25/2Tue
multi-stop
16h 00mSTL-DUB
8/3Sat
multi-stop
34h 15mDUB-STL
€1,126

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Everything you need to know for your flight from St. Louis to Ireland

Information on your arrival and departure airports

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