HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cork

$690+ Cheap flights from St. Louis (STL) to Cork (ORK)

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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ORK
Apr 17 — Apr 241
Fri 4/17
Fri 4/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Cork 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 Cork

Cheapest flights from St. Louis to Cork
Explore the most affordable flight options available from St. Louis to Cork. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 18, 2026.

This Delta deal was found by Cheapflights users on 3/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/251:39 pm
STL
-
ORK
2 stops20h 21m
Delta
Sat 4/46:15 am
ORK
-
STL
2 stops23h 10m
Delta
Deal found 3/13$709
This Delta deal was found by Cheapflights users on 3/16. 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 4/306:48 am
STL
-
ORK
2 stops21h 32m
Delta
Thu 5/76:15 am
ORK
-
STL
2 stops20h 54m
Delta
Deal found 3/16$768
This Delta deal was found by Cheapflights users on 3/12. 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 5/512:23 pm
STL
-
ORK
2 stops22h 17m
Delta
Thu 5/2110:50 am
ORK
-
STL
2 stops16h 19m
Delta
Deal found 3/12$782
This Billigflug deal was found by Cheapflights users on 3/15. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:09 pm
STL
-
ORK
2 stops15h 21m
Lufthansa
Thu 5/75:05 pm
ORK
-
STL
1 stop26h 20m
Lufthansa
Deal found 3/15$804
This KLM deal was found by Cheapflights users on 3/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:35 pm
STL
-
ORK
2 stops17h 05m
KLM
Thu 5/216:15 am
ORK
-
STL
2 stops20h 54m
KLM
Deal found 3/16$835
This FlightHub deal was found by Cheapflights users on 3/16. 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.
Tue 8/43:30 pm
STL
-
ORK
1 stop19h 00m
Lufthansa
Sun 8/95:10 pm
ORK
-
STL
1 stop26h 15m
Lufthansa
Deal found 3/16$836
This FlightHub deal was found by Cheapflights users on 3/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:09 pm
STL
-
ORK
2 stops15h 21m
Lufthansa
Tue 5/194:55 pm
ORK
-
STL
1 stop26h 30m
Lufthansa
Deal found 3/15$838

Find flight deals from St. Louis to Cork

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Cork (ORK). 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 March 18, 2026.

Round-trip from

$768
(Delta)

One-way from

$690
(Air Canada)

Popular in

June

Cheapest in

January

Average price

$760
From Lambert-St Louis to Cork
Search Deals
One-way flight from Lambert-St Louis to Cork
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($220 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($68 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Cork 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 March 18, 2026.
Use the filters below to find and compare flights from St. Louis to Cork that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Wed 3/25

1:39 pm-3:00 pm

2 stops20h 21m

Cork

Sat 4/4

6:15 am-11:25 pm

2 stops23h 10m

$709

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Thu 4/30

6:48 am-10:20 am

2 stops21h 32m

Cork

Thu 5/7

6:15 am-9:09 pm

2 stops20h 54m

$768

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Tue 5/5

12:23 pm-4:40 pm

2 stops22h 17m

Cork

Thu 5/21

10:50 am-9:09 pm

2 stops16h 19m

$782
Quickest round-trip

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Tue 5/5

5:35 pm-4:40 pm

2 stops17h 05m

Cork

Thu 5/21

6:15 am-9:09 pm

2 stops20h 54m

$785

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Thu 4/30

7:09 pm-4:30 pm

2 stops15h 21m

Cork

Thu 5/7

5:05 pm-1:25 pm

1 stop26h 20m

$804

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Wed 3/25

10:00 am-11:10 am

3 stops20h 10m

Cork

Sat 4/4

11:25 am-3:25 pm

2 stops34h 00m

$911
Cheapest one-way

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Fri 5/15

1:00 pm-4:35 pm

2 stops45h 35m

$690
Quickest one-way

St. LouisCork

STL - ORK

STLORK

Lambert-St Louis

Fri 5/15

5:21 pm-3:10 pm

2 stops15h 49m

$737

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Sorted by cheapest first

Best time to book a flight from St. Louis to Cork

Have a flexible travel schedule? Discover the best time to fly to Cork from St. Louis with our price prediction graph.
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.

Reviews of airlines servicing Cork

Get insights into the airlines that provide service to Cork. 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 Cork. Reviews last updated March 18, 2026.
Peruse reviews from past customers who have flown with American Airlines from St. Louis to Cork to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,468 reviews

Boarding

7.5

Crew

7.9

Food

6.4

Overall

7.1

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,468 reviews
American Airlines
7.1
Good
11,468 reviews

Boarding

7.5

Crew

7.9

Food

6.4

Overall

7.1

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Cork. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. Louis to Cork?

    For as low as $785, Delta can have you in Cork from St. Louis in 17h 05m. The distance between St. Louis and Cork is about 3862 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from St. Louis to Cork round-trip?

    Currently priced at $485, American Airlines will fly you from St. Louis to Cork and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. This flight start at 42% lower than the current average price 3 months from now.

  • Can I find deals for flights from St. Louis to Cork that include hotel bookings?

    Yes. In addition to deals on St. Louis to Cork flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Cork?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Cork.

  • Can I find deals for business class flights from St. Louis to Cork?

    Yes. Cheapflights offers flight deals from St. Louis to Cork by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Cork

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Dublin flights
St. Louis to Dublin flights
St. Louis to Shannon flights
Springfield to Dublin flights
Springfield to Shannon flights

Top airline flying from St. Louis to Cork

Discover the top airline that operate flights from St. Louis to Cork. 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 March 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$485Average$737FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.