$342+ Cheap flights from St. Louis (STL) to Dublin (DUB)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DUB
Oct 18 — Oct 251
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Dublin 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 Dublin
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to DublinExplore the most affordable flight options available from St. Louis to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 18, 2026.
Explore the most affordable flight options available from St. Louis to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 18, 2026.
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Tue 12/81:18 pm -
1 stop12h 52m
Tue 12/159:00 am -
2 stops33h 22m
Deal found 9/17![United Airlines logo]()
$529
This SmartFares deal was found by Cheapflights users on 9/15. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:40 pm -
1 stop10h 50m
Tue 11/31:25 pm -
2 stops16h 34m
Deal found 9/15![British Airways logo]()
$537
This Justfly.com deal was found by Cheapflights users on 9/18. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:55 pm -
2 stops30h 15m
Tue 12/159:00 am -
2 stops38h 05m
Deal found 9/18![Air Canada logo]()
$543
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/185:36 pm -
1 stop10h 09m
Tue 11/39:30 am -
2 stops18h 10m
Deal found 9/15![United Airlines logo]()
$545
This FlightHub deal was found by Cheapflights users on 9/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:20 pm -
2 stops14h 35m
Tue 11/171:25 pm -
2 stops16h 34m
Deal found 9/17![British Airways logo]()
$550
This FlightHub deal was found by Cheapflights users on 9/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:35 pm -
1 stop11h 00m
Wed 11/189:00 am -
2 stops20h 59m
Deal found 9/16![British Airways logo]()
$551
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 11/99:59 am -
1 stop15h 31m
Wed 11/1810:40 am -
1 stop12h 19m
Deal found 9/15![United Airlines logo]()
$556
Best flights from St. Louis to DublinDiscover carefully curated flight deals from St. Louis to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 18, 2026.
Discover carefully curated flight deals from St. Louis to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 18, 2026.
This United Airlines deal was found by Cheapflights users on 9/14. 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 12/81:18 pm -
2 stops12h 12m
Tue 12/159:00 am -
2 stops33h 22m
Deal found 9/14![United Airlines logo]()
$534
This Finnair deal was found by Cheapflights users on 9/17. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:47 pm -
1 stop14h 58m
Wed 11/1812:55 pm -
1 stop13h 25m
Deal found 9/17![Finnair logo]()
$556
This KLM deal was found by Cheapflights users on 9/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/82:17 pm -
2 stops13h 28m
Tue 12/159:40 am -
1 stop13h 03m
Deal found 9/14![Multiple Airlines logo]()
$560
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 10/217:00 am -
2 stops18h 55m
Wed 11/1810:45 am -
2 stops19h 11m
Deal found 9/14![Delta logo]()
$560
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/185:36 pm -
1 stop10h 09m
Tue 11/39:30 am -
2 stops18h 10m
Deal found 9/15![United Airlines logo]()
$545
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 11/111:00 pm -
2 stops14h 55m
Wed 11/1810:40 am -
1 stop13h 29m
Deal found 9/16![United Airlines logo]()
$560
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/257:30 am -
2 stops17h 40m
Fri 11/61:35 pm -
2 stops15h 49m
Deal found 9/18![United Airlines logo]()
$568
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 12/141:18 pm -
2 stops14h 37m
Sun 1/179:30 am -
2 stops15h 08m
Deal found 9/16![United Airlines logo]()
$686
Last-minute flights from St. Louis to DublinDiscover last-minute flight deals from St. Louis to Dublin. Data last updated September 18, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Dublin. Data last updated September 18, 2026 and is based on user searches.
This SmartFares deal was found by Cheapflights users on 9/15. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:40 pm -
1 stop10h 50m
Tue 11/31:25 pm -
2 stops16h 34m
Deal found 9/15![British Airways logo]()
$537
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/1811:35 am -
1 stop16h 10m
Tue 11/39:30 am -
1 stop12h 47m
Deal found 9/15![United Airlines logo]()
$545
This Air Canada deal was found by Cheapflights users on 9/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1812:10 pm -
2 stops14h 05m
Tue 11/35:10 am -
2 stops40h 16m
Deal found 9/15![Multiple Airlines logo]()
$580
This FlightHub deal was found by Cheapflights users on 9/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:35 pm -
1 stop11h 00m
Wed 11/189:00 am -
2 stops20h 59m
Deal found 9/16![British Airways logo]()
$551
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/256:09 am -
1 stop20h 21m
Fri 11/610:40 am -
1 stop11h 03m
Deal found 9/15![United Airlines logo]()
$556
This FlightHub deal was found by Cheapflights users on 9/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:10 pm -
2 stops15h 15m
Wed 11/49:00 am -
2 stops18h 59m
Deal found 9/14![British Airways logo]()
$550
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Mon 10/261:08 pm -
2 stops13h 22m
Wed 11/410:40 am -
1 stop13h 29m
Deal found 9/17![United Airlines logo]()
$560
One-way flights from St. Louis to DublinSearch for one-way flight options from St. Louis to Dublin. Find affordable one-way fares based on user searches. Data last updated September 18, 2026.
Search for one-way flight options from St. Louis to Dublin. Find affordable one-way fares based on user searches. Data last updated September 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Mon 12/72:59 pm -
3 stops44h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:42 pm -
3 stops57h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$422
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:00 pm -
3 stops38h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 9/268:10 pm -
3 stops56h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Sat 10/177:01 pm -
1 stop32h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![United Airlines logo]()
$475
This Ovago deal was found by Cheapflights users on 9/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:00 am -
1 stop17h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Aer Lingus logo]()
$487
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 11/126:00 am -
1 stop20h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![United Airlines logo]()
$513
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2612:10 pm -
2 stops14h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Air Canada logo]()
$516
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:02 am -
3 stops34h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$1,651
Find flight deals from St. Louis to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $529 (United Airlines) |
One-way from | $342 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $369 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Dublin 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 7,457,451 searches. Data last updated September 18, 2026.
Use the filters below to find and compare flights from St. Louis to Dublin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisDublin
STL Lambert-St Louis - DUB Dublin
STLDUB
Lambert-St Louis
Mon 12/7
2:59 pm-5:15 pm
3 stops44h 16m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$342
St. LouisDublin
STL Lambert-St Louis - DUB Dublin
STLDUB
Lambert-St Louis
Sat 10/17
7:01 pm-9:45 am
1 stop32h 44m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$475
Quickest round-trip
St. LouisDublin
STL Lambert-St Louis - DUB Dublin
STLDUB
Lambert-St Louis
Mon 12/7
6:00 am-5:15 am
1 stop17h 15m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$487
St. LouisDublin
STL Lambert-St Louis - DUB Dublin
STLDUB
Lambert-St Louis
Thu 11/12
6:00 am-8:10 am
1 stop20h 10m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$513
St. LouisDublin
STL Lambert-St Louis - DUB Dublin
STLDUB
Lambert-St Louis
Tue 12/8
1:18 pm-7:30 am
2 stops12h 12m
Dublin
Tue 12/15
9:00 am-12:22 pm
2 stops33h 22m
$534
St. LouisDublin
STL Lambert-St Louis - DUB Dublin
STLDUB
Lambert-St Louis
Sun 10/18
5:36 pm-9:45 am
1 stop10h 09m
Dublin
Tue 11/3
9:30 am-9:40 pm
2 stops18h 10m
$545
St. LouisDublin
STL Lambert-St Louis - DUB Dublin
STLDUB
Lambert-St Louis
Wed 10/21
12:47 pm-9:45 am
1 stop14h 58m
Dublin
Wed 11/18
12:55 pm-8:20 pm
1 stop13h 25m
$556
St. LouisDublin
STL Lambert-St Louis - DUB Dublin
STLDUB
Lambert-St Louis
Tue 12/8
2:17 pm-9:45 am
2 stops13h 28m
Dublin
Tue 12/15
9:40 am-4:43 pm
1 stop13h 03m
$560
St. LouisDublin
STL Lambert-St Louis - DUB Dublin
STLDUB
Lambert-St Louis
Wed 10/21
7:00 am-7:55 am
2 stops18h 55m
Dublin
Wed 11/18
10:45 am-11:56 pm
2 stops19h 11m
$560
St. LouisDublin
STL Lambert-St Louis - DUB Dublin
STLDUB
Lambert-St Louis
Wed 11/11
1:00 pm-9:55 am
2 stops14h 55m
Dublin
Wed 11/18
10:40 am-6:09 pm
1 stop13h 29m
$560
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Dublin
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Dublin in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Dublin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from St. Louis with our price prediction graph.
STL-DUB
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 Dublin
Prices
More
How far ahead should I book a flight from St. Louis to Dublin?
To ensure you get the cheapest price possible for a flight from St. Louis to Dublin, you should look to book at least 61 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from St. Louis to Dublin?
Currently, September is the cheapest month in which you can book a flight from St. Louis to Dublin (average of $369). Flying from St. Louis to Dublin in June is currently the most expensive (average of $1,227). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from St. Louis to Dublin?
Airfare is typical for this route at the moment.
St. Louis to Dublin flights typically cost between $346 and $709 in December.The cheapest round-trip price found within the last 5 days was $529 on United Airlines (Dec 8-Dec 15).
What’s the top layover airport for flights from St. Louis to Dublin?
Share of 1-stop round-trip flights from St. Louis to Dublin chosen by Cheapflights users in the past 12 months, using the same layover each way.
Philadelphia (PHL) – chosen by Cheapflights users on 50% of 1-stop itineraries from St. Louis to Dublin on Cheapflights.
What’s the cheapest layover airport for flights from St. Louis to Dublin?
Average round-trip fare for 1-stop flights from St. Louis to Dublin, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of $461.
What’s the fastest layover option from St. Louis to Dublin?
Shortest average travel time for 1-stop one-way flights from St. Louis to Dublin, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Philadelphia (PHL) have the shortest average one-way travel time for 1-stop routes: 10h 55m.
Which airport typically offers the quickest layover for flights from St. Louis to Dublin?
Average layover duration for 1-stop one-way flights from St. Louis to Dublin, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Philadelphia (PHL) offer the fastest connection on this route, with an average layover time of 2h 38m.
Reviews of airlines servicing Dublin
Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated September 18, 2026.
See what other customers who have flown with Delta,United Airlines, andAer Lingus from St. Louis to Dublin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Dublin?
Book flights to Dublin if you plan to visit one of these locationsCastleknock
Bray
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Complete your trip
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Other flights to Dublin
Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 18, 2026.
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Find flights from St. Louis to Dublin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Dublin flights
Browse other St. Louis and Dublin flight options. Last updated on September 18, 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 September 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 8 airlines flying from St. Louis to Dublin
Discover the top 8 airlines that operate flights from St. Louis to Dublin. 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 7,457,451 searches. Data last updated September 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$325 | Average$400 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$429 | Average$597 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$430 | Average$628 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$474 | Average$768 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$482 | Average$812 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$484 | Average$871 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$489 | Average$782 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$538 | Average$897 | FlexibilityNo cancel fee | On-time75% |