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Ireland

$229+ Cheap flights from Missouri to 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DUB
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Missouri to Ireland

Cheapest flights from Missouri to Ireland
Explore the most affordable flight options available from Missouri to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This AirNGo deal was found by Cheapflights users on 1/25. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/166:55 pm
STL
-
DUB
2 stops30h 15m
Air Canada
Sun 3/19:00 am
DUB
-
STL
2 stops18h 05m
Air Canada
Deal found 1/25$444
This AirNGo deal was found by Cheapflights users on 1/25. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/166:55 pm
STL
-
DUB
2 stops30h 15m
Multiple Airlines
Sun 3/15:10 am
DUB
-
STL
1 stop14h 45m
Multiple Airlines
Deal found 1/25$446
This Ovago deal was found by Cheapflights users on 1/26. 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.
Wed 9/29:35 pm
STL
-
DUB
1 stop11h 00m
British Airways
Tue 9/88:25 pm
DUB
-
STL
1 stop29h 05m
British Airways
Deal found 1/26$456
This United Airlines deal was found by Cheapflights users on 1/25. 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 4/289:02 am
COU
-
DUB
2 stops16h 18m
United Airlines
Fri 5/89:50 am
DUB
-
COU
2 stops42h 08m
United Airlines
Deal found 1/25$458
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/255:30 pm
MCI
-
DUB
1 stop10h 50m
United Airlines
Mon 3/29:00 am
DUB
-
MCI
2 stops35h 02m
United Airlines
Deal found 1/26$458
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/269:55 am
STL
-
DUB
1 stop16h 15m
United Airlines
Mon 3/29:00 am
DUB
-
STL
2 stops43h 14m
United Airlines
Deal found 1/26$458
This KAYAK deal was found by Cheapflights users on 1/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:11 pm
STL
-
DUB
2 stops15h 29m
British Airways
Wed 4/2210:30 am
DUB
-
STL
1 stop15h 00m
British Airways
Deal found 1/26$460
This United Airlines deal was found by Cheapflights users on 1/25. 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 8/1712:10 pm
STL
-
DUB
1 stop13h 35m
United Airlines
Wed 8/269:20 am
DUB
-
STL
2 stops33h 00m
United Airlines
Deal found 1/25$461
This United Airlines deal was found by Cheapflights users on 1/25. 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 4/75:00 pm
MCI
-
DUB
1 stop10h 45m
United Airlines
Tue 4/289:50 am
DUB
-
MCI
2 stops30h 37m
United Airlines
Deal found 1/25$462
This United Airlines deal was found by Cheapflights users on 1/24. 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 8/176:00 am
MCI
-
DUB
2 stops19h 45m
United Airlines
Fri 8/289:20 am
DUB
-
MCI
2 stops35h 11m
United Airlines
Deal found 1/24$465
This Mytrip deal was found by Cheapflights users on 1/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/144:05 pm
STL
-
DUB
1 stop10h 10m
Multiple Airlines
Wed 4/225:55 am
DUB
-
STL
1 stop13h 30m
Multiple Airlines
Deal found 1/26$465
This FlightHub deal was found by Cheapflights users on 1/24. 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 2/259:10 am
MCI
-
DUB
2 stops40h 00m
Air Canada
Wed 3/49:00 am
DUB
-
MCI
2 stops37h 19m
Air Canada
Deal found 1/24$466

Find flight deals from Missouri to Ireland

Keep the following information in mind while searching for Missouri to Ireland flight deals. Data was last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$444
(AirNGo)

One-way from

$229
(Delta)

Popular in

June

Cheapest in

November

Average price

$639
Provider with most accurate pricing for Lambert-St Louis-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Dublin flights.
Search Deals
From Missouri to Ireland
Search Deals
One-way flight from Missouri to Ireland
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($253 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Ireland 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 January 26, 2026.
Use the filters below to find and compare flights from Missouri to Ireland that are best for you.

Fly from

Missouri

Fly to

Ireland

Route

Depart

Return

Price

ColumbiaDublin

COU - DUB

COUDUB

Columbia Regional

Tue 4/28

9:02 am-7:20 am

2 stops16h 18m

Dublin

Fri 5/8

9:50 am-9:58 pm

2 stops42h 08m

$458

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Mon 3/9

11:33 am-8:10 am

1 stop15h 37m

Dublin

Mon 3/16

8:00 am-10:30 pm

2 stops43h 30m

$458

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Wed 2/25

9:10 am-8:10 am

1 stop17h 00m

Dublin

Mon 3/9

8:00 am-3:09 pm

2 stops36h 09m

$458

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Wed 2/18

9:10 am-8:10 am

1 stop17h 00m

Dublin

Mon 3/2

9:00 am-2:02 pm

2 stops35h 02m

$458

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Wed 3/4

8:00 am-8:10 am

1 stop18h 10m

Dublin

Wed 3/11

8:00 am-11:15 pm

2 stops44h 15m

$458

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Wed 2/25

10:24 am-8:10 am

1 stop15h 46m

Dublin

Wed 3/4

9:00 am-12:19 pm

2 stops33h 19m

$458

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Thu 2/26

9:55 am-8:10 am

1 stop16h 15m

Dublin

Mon 3/2

9:00 am-10:14 pm

2 stops43h 14m

$458

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Wed 4/8

12:40 pm-10:40 am

1 stop16h 00m

Dublin

Thu 4/16

9:50 am-4:16 pm

2 stops36h 26m

$462

Kansas CityDublin

MCI - DUB

MCIDUB

Kansas City

Mon 4/27

8:00 am-9:45 am

1 stop19h 45m

Dublin

Tue 5/5

9:50 am-10:33 am

2 stops30h 43m

$462

St. LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 4/14

12:11 pm-9:40 am

2 stops15h 29m

Dublin

Wed 4/22

8:35 am-7:30 pm

1 stop16h 55m

$463

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 60 results
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Best time to book a flight from Missouri to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Missouri 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.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Ireland

What is the cheapest month to book a flight from Missouri to Ireland?

Currently, October is the cheapest month in which you can book a flight from Missouri to Ireland (average of $397). Flying from Missouri to Ireland in June is currently the most expensive (average of $722). 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.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Ireland. 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 Missouri to Ireland?

    For as low as $463, United Airlines can have you in Ireland from Missouri in 15h 29m. There are 3909 mi between Missouri and Ireland. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Missouri to Ireland one-way?

    The cheapest airlines for a one-way flight from Missouri to Ireland are American Airlines ($269), Aer Lingus ($324), and Delta ($334).

  • Can I find deals for flights from Missouri to Ireland that include hotel bookings?

    Yes. In addition to deals on Missouri to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Ireland?

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

  • Can I find deals for business class flights from Missouri to Ireland?

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

  • What is the cheapest month to book a flight from Missouri to Ireland?

    Currently, October is the cheapest month in which you can book a flight from Missouri to Ireland (average of $397). Flying from Missouri to Ireland in June is currently the most expensive (average of $722). 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.

See more FAQs

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Alternative routes for Missouri to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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O'Hare Intl to Charles de Gaulle flights
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Newark to Madrid flights
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John F Kennedy Intl to Malpensa flights
Dulles Intl to Charles de Gaulle flights
Baltimore to Heathrow flights
Newark to Malpensa flights
John F Kennedy Intl to Barcelona-El Prat flights
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LaGuardia to Gatwick flights
San Francisco to Charles de Gaulle flights
Seattle to Heathrow flights
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Dallas/Fort Worth to Charles de Gaulle flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
Boston to Dublin flights
Dallas/Fort Worth to Leonardo da Vinci/Fiumicino flights

Top 10 airlines flying from Missouri to Ireland

Discover the top 10 airlines that operate flights from Missouri to Ireland. 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$412Average$599FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$418Average$678FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$424Average$734FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$455Average$676FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$468Average$779FlexibilityNo cancel feeOn-time69%
DeltaCheapest$481Average$829FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$482Average$743FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$483Average$839FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$533Average$855FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$662Average$989FlexibilityNo cancel feeOn-timeN/A

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