$389+ Cheap flights from St. Louis (STL) to Limerick, Ireland
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ORK
Aug 19 — Aug 261
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Limerick with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Limerick
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to LimerickExplore the most affordable flight options available from St. Louis to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 20, 2026.
Explore the most affordable flight options available from St. Louis to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 20, 2026.
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:50 pm
STL
- SNN
1 stop11h 25m
United Airlines
Fri 8/289:30 am
SNN
- STL
1 stop12h 08m
United Airlines
Deal found 7/15![United Airlines logo]()
$779
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:00 am
STL
- SNN
1 stop21h 15m
United Airlines
Wed 9/912:30 pm
SNN
- STL
1 stop14h 17m
United Airlines
Deal found 7/17![United Airlines logo]()
$785
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:00 am
STL
- SNN
1 stop17h 30m
United Airlines
Thu 9/179:30 am
SNN
- STL
1 stop13h 36m
United Airlines
Deal found 7/16![United Airlines logo]()
$829
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:29 am
STL
- SNN
2 stops18h 41m
Delta
Thu 9/171:05 pm
SNN
- STL
2 stops25h 55m
Delta
Deal found 7/16![Delta logo]()
$833
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:54 pm
STL
- SNN
1 stop30h 36m
United Airlines
Sat 9/199:30 am
SNN
- STL
1 stop12h 08m
United Airlines
Deal found 7/16![United Airlines logo]()
$834
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:25 am
STL
- SNN
1 stop18h 05m
United Airlines
Sun 9/69:30 am
SNN
- STL
1 stop19h 29m
United Airlines
Deal found 7/16![United Airlines logo]()
$878
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:53 am
STL
- SNN
1 stop14h 37m
United Airlines
Sat 8/299:30 am
SNN
- STL
1 stop11h 27m
United Airlines
Deal found 7/16![United Airlines logo]()
$879
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:30 pm
STL
- SNN
1 stop32h 00m
United Airlines
Tue 9/229:30 am
SNN
- STL
1 stop18h 30m
United Airlines
Deal found 7/15![United Airlines logo]()
$883
Best flights from St. Louis to LimerickDiscover carefully curated flight deals from St. Louis to Limerick that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 20, 2026.
Discover carefully curated flight deals from St. Louis to Limerick that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 20, 2026.
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:59 pm
STL
- SNN
2 stops15h 16m
United Airlines
Wed 9/99:30 am
SNN
- STL
1 stop10h 45m
United Airlines
Deal found 7/18![United Airlines logo]()
$783
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/168:00 am
STL
- SNN
2 stops20h 15m
United Airlines
Fri 8/289:30 am
SNN
- STL
1 stop11h 27m
United Airlines
Deal found 7/18![United Airlines logo]()
$783
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:00 am
STL
- SNN
1 stop17h 30m
United Airlines
Thu 9/179:30 am
SNN
- STL
1 stop13h 36m
United Airlines
Deal found 7/20![United Airlines logo]()
$829
Last-minute flights from St. Louis to LimerickDiscover last-minute flight deals from St. Louis to Limerick. Data last updated July 20, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Limerick. Data last updated July 20, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/284:53 pm
STL
- SNN
1 stop11h 22m
United Airlines
Wed 8/59:30 am
SNN
- STL
1 stop10h 53m
United Airlines
Deal found 7/15![United Airlines logo]()
$923
This Delta deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:51 am
STL
- SNN
2 stops18h 19m
Delta
Tue 8/41:05 pm
SNN
- STL
2 stops26h 32m
Delta
Deal found 7/15![Delta logo]()
$927
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:01 am
STL
- SNN
1 stop22h 14m
United Airlines
Wed 8/59:30 am
SNN
- STL
1 stop19h 59m
United Airlines
Deal found 7/15![United Airlines logo]()
$929
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:20 am
STL
- SNN
1 stop15h 10m
United Airlines
Tue 8/49:30 am
SNN
- STL
1 stop10h 53m
United Airlines
Deal found 7/15![United Airlines logo]()
$973
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:50 pm
STL
- SNN
1 stop11h 25m
United Airlines
Fri 8/289:30 am
SNN
- STL
1 stop12h 08m
United Airlines
Deal found 7/15![United Airlines logo]()
$779
This Delta deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:15 am
STL
- SNN
2 stops19h 55m
Delta
Fri 8/281:05 pm
SNN
- STL
2 stops26h 15m
Delta
Deal found 7/15![Delta logo]()
$783
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:53 am
STL
- SNN
1 stop14h 37m
United Airlines
Sat 8/299:30 am
SNN
- STL
1 stop11h 27m
United Airlines
Deal found 7/16![United Airlines logo]()
$879
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:25 am
STL
- SNN
1 stop18h 05m
United Airlines
Sun 9/69:30 am
SNN
- STL
1 stop19h 29m
United Airlines
Deal found 7/16![United Airlines logo]()
$878
This Air France deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:52 pm
STL
- SNN
2 stops16h 18m
Multiple Airlines
Mon 9/71:05 pm
SNN
- STL
2 stops32h 49m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$886
One-way flights from St. Louis to LimerickSearch for one-way flight options from St. Louis to Limerick. Find affordable one-way fares based on user searches. Data last updated July 20, 2026.
Search for one-way flight options from St. Louis to Limerick. Find affordable one-way fares based on user searches. Data last updated July 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:35 am
STL
- SNN
3 stops52h 15m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:20 am
STL
- SNN
1 stop19h 55m
United Airlines
Deal found 7/15![United Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:00 am
STL
- SNN
2 stops20h 15m
United Airlines
Deal found 7/15![United Airlines logo]()
$513
This Kiwi.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 am
STL
- SNN
3 stops47h 20m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$2,142
This BusinessClass deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 am
STL
- SNN
2 stops23h 20m
Aer Lingus
Deal found 7/18![Aer Lingus logo]()
$3,430
This business-class.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:20 pm
STL
- SNN
1 stop15h 55m
Lufthansa
Deal found 7/18![Lufthansa logo]()
$3,599
This Cathay Pacific deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:01 am
STL
- SNN
3 stops46h 49m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$8,121
Find flight deals from St. Louis to Limerick
Keep the following information in mind while searching for St. Louis to Limerick flight deals. Data was last updated July 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $758 (United Airlines) |
One-way from | $389 (Kiwi.com) |
Popular in | June |
Cheapest in | December |
Average price | $977 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Limerick that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 20, 2026.
Use the filters below to find and compare flights from St. Louis to Limerick that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisShannon
STL - SNN
STLSNN
Lambert-St Louis
Wed 9/2
12:59 pm-10:15 am
2 stops15h 16m
Shannon
Wed 9/9
9:30 am-2:15 pm
1 stop10h 45m
$783
St. LouisShannon
STL - SNN
STLSNN
Lambert-St Louis
Sun 8/16
8:00 am-10:15 am
2 stops20h 15m
Shannon
Fri 8/28
9:30 am-2:57 pm
1 stop11h 27m
$783
St. LouisShannon
STL - SNN
STLSNN
Lambert-St Louis
Thu 9/10
8:00 am-7:30 am
1 stop17h 30m
Shannon
Thu 9/17
9:30 am-5:06 pm
1 stop13h 36m
$829
Cheapest one-way
St. LouisShannon
STL - SNN
STLSNN
Lambert-St Louis
Wed 9/23
10:35 am-6:00 am
2 stops37h 25m
$439
Quickest one-way
St. LouisShannon
STL - SNN
STLSNN
Lambert-St Louis
Thu 9/17
12:28 pm-10:15 am
1 stop15h 47m
$513
St. LouisShannon
STL - SNN
STLSNN
Lambert-St Louis
Sat 10/17
6:00 am-11:20 am
3 stops47h 20m
$2,142
St. LouisShannon
STL - SNN
STLSNN
Lambert-St Louis
Sat 10/17
12:20 pm-10:15 am
1 stop15h 55m
$3,599
St. LouisShannon
STL - SNN
STLSNN
Lambert-St Louis
Thu 9/17
11:01 am-3:50 pm
3 stops46h 49m
$8,121
Sorted by cheapest first
Best time to book a flight from St. Louis to Limerick
Have a flexible travel schedule? Discover the best time to fly to Limerick from St. Louis with our price prediction graph.
STL-SNN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Limerick
STL-LR9
STL-SNN
How much does it cost to fly round-trip from St. Louis to Limerick?
Reviews of airlines servicing Limerick
Get insights into the airlines that provide service to Limerick. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Limerick. Reviews last updated July 20, 2026.
Get a feel of what it's like to fly with United Airlines from St. Louis to Limerick by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Food
6.6
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Food
6.6
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Limerick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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St. Louis and Limerick flights
Browse other St. Louis and Limerick flight options. Last updated on July 20, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on July 20, 2026.
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St. Louis to Limerick flights
Consider these flights traveling from St. Louis to Limerick.
Top airline flying from St. Louis to Limerick
Discover the top airline that operate flights from St. Louis to Limerick. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$596 | Average$880 | FlexibilityNo cancel fee | On-time69% |